permissions disallow support (#1627)

Signed-off-by: Yordis Prieto <yordis.prieto@gmail.com>

.github/workflows/notify-discord.yml

@@ -0,0 +1,14 @@
+name: discord
+
+on:
+  release:
+    types: [published]   # fires only when a release is published
+
+jobs:
+  notify:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Send nicely-formatted embed to Discord
+        uses: SethCohen/github-releases-to-discord@v1
+        with:
+          webhook_url: ${{ secrets.DISCORD_WEBHOOK }}

.github/workflows/opencode.yml

@@ -0,0 +1,29 @@
+name: opencode
+
+on:
+  issue_comment:
+    types: [created]
+
+jobs:
+  opencode:
+    if: |
+      contains(github.event.comment.body, ' /oc') ||
+      startsWith(github.event.comment.body, '/oc') ||
+      contains(github.event.comment.body, ' /opencode') ||
+      startsWith(github.event.comment.body, '/opencode')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Run opencode
+        uses: sst/opencode/github@latest
+        env:
+          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+        with:
+          model: anthropic/claude-sonnet-4-20250514

.github/workflows/publish-github-action.yml

@@ -0,0 +1,30 @@
+name: publish-github-action
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - "github-v*.*.*"
+      - "!github-v1"
+
+concurrency: ${{ github.workflow }}-${{ github.ref }}
+
+permissions:
+  contents: write
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - run: git fetch --force --tags
+
+      - name: Publish
+        run: |
+          git config --global user.email "opencode@sst.dev"
+          git config --global user.name "opencode"
+          ./script/publish
+        working-directory: ./github

.github/workflows/publish-vscode.yml

@@ -0,0 +1,36 @@
+name: publish-vscode
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - "vscode-v*.*.*"
+
+concurrency: ${{ github.workflow }}-${{ github.ref }}
+
+permissions:
+  contents: write
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: 1.2.17
+
+      - run: git fetch --force --tags
+      - run: bun install -g @vscode/vsce
+
+      - name: Publish
+        run: |
+          bun install
+          ./script/publish
+        working-directory: ./sdks/vscode
+        env:
+          VSCE_PAT: ${{ secrets.VSCE_PAT }}
+          OPENVSX_TOKEN: ${{ secrets.OPENVSX_TOKEN }}

.github/workflows/publish.yml

@@ -1,12 +1,17 @@
 name: publish
+run-name: "${{ format('v{0}', inputs.version) }}"
 
 on:
   workflow_dispatch:
-  push:
-    branches:
-      - dev
-    tags:
-      - "*"
+    inputs:
+      version:
+        description: "Version to publish"
+        required: true
+        type: string
+      title:
+        description: "Custom title for this run"
+        required: false
+        type: string
 
 concurrency: ${{ github.workflow }}-${{ github.ref }}
 
@@ -32,7 +37,16 @@ jobs:
 
       - uses: oven-sh/setup-bun@v2
         with:
-          bun-version: 1.2.17
+          bun-version: 1.2.19
+
+      - name: Cache ~/.bun
+        id: cache-bun
+        uses: actions/cache@v3
+        with:
+          path: ~/.bun
+          key: ${{ runner.os }}-bun-${{ hashFiles('bun.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-bun-
 
       - name: Install makepkg
         run: |
@@ -48,15 +62,12 @@ jobs:
           git config --global user.email "opencode@sst.dev"
           git config --global user.name "opencode"
 
+      - name: Install dependencies
+        run: bun install
+
       - name: Publish
         run: |
-          bun install
-          if [ "${{ startsWith(github.ref, 'refs/tags/') }}" = "true" ]; then
-            ./script/publish.ts
-          else
-            ./script/publish.ts --snapshot
-          fi
-        working-directory: ./packages/opencode
+          OPENCODE_VERSION=${{ inputs.version }} ./script/publish.ts
         env:
           GITHUB_TOKEN: ${{ secrets.SST_GITHUB_TOKEN }}
           AUR_KEY: ${{ secrets.AUR_KEY }}

.github/workflows/stats.yml

@@ -21,12 +21,14 @@ jobs:
           bun-version: latest
 
       - name: Run stats script
-        run: bun scripts/stats.ts
+        run: bun script/stats.ts
 
       - name: Commit stats
         run: |
           git config --local user.email "action@github.com"
           git config --local user.name "GitHub Action"
           git add STATS.md
-          git diff --staged --quiet || git commit -m "Update download stats $(date -I)"
+          git diff --staged --quiet || git commit -m "ignore: update download stats $(date -I)"
           git push
+        env:
+          POSTHOG_KEY: ${{ secrets.POSTHOG_KEY }}

.github/workflows/typecheck.yml

@@ -0,0 +1,24 @@
+name: Typecheck
+
+on:
+  pull_request:
+    branches: [dev]
+  workflow_dispatch:
+
+jobs:
+  typecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: 1.2.19
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Run typecheck
+        run: bun typecheck

.gitignore

@@ -1,7 +1,8 @@
 .DS_Store
 node_modules
-.opencode
 .sst
 .env
 .idea
 .vscode
+openapi.json
+playground

.opencode/agent/example-driven-docs-writer.md

@@ -0,0 +1,44 @@
+---
+description: >-
+  Use this agent when you need to create or improve documentation that requires
+  concrete examples to illustrate every concept. Examples include:
+  <example>Context: User has written a new API endpoint and needs documentation.
+  user: 'I just created a POST /users endpoint that accepts name and email
+  fields. Can you document this?' assistant: 'I'll use the
+  example-driven-docs-writer agent to create documentation with practical
+  examples for your API endpoint.' <commentary>Since the user needs
+  documentation with examples, use the example-driven-docs-writer agent to
+  create comprehensive docs with code samples.</commentary></example>
+  <example>Context: User has a complex configuration file that needs
+  documentation. user: 'This config file has multiple sections and I need docs
+  that show how each option works' assistant: 'Let me use the
+  example-driven-docs-writer agent to create documentation that breaks down each
+  configuration option with practical examples.' <commentary>The user needs
+  documentation that demonstrates configuration options, perfect for the
+  example-driven-docs-writer agent.</commentary></example>
+---
+You are an expert technical documentation writer who specializes in creating clear, example-rich documentation that never leaves readers guessing. Your core principle is that every concept must be immediately illustrated with concrete examples, code samples, or practical demonstrations.
+
+Your documentation approach:
+- Never write more than one sentence in any section without providing an example, code snippet, diagram, or practical illustration
+- Break up longer explanations with multiple examples showing different scenarios or use cases
+- Use concrete, realistic examples rather than abstract or placeholder content
+- Include both basic and advanced examples when covering complex topics
+- Show expected inputs, outputs, and results for all examples
+- Use code blocks, bullet points, tables, or other formatting to visually separate examples from explanatory text
+
+Structural requirements:
+- Start each section with a brief one-sentence explanation followed immediately by an example
+- For multi-step processes, provide an example after each step
+- Include error examples and edge cases alongside success scenarios
+- Use consistent formatting and naming conventions throughout examples
+- Ensure examples are copy-pasteable and functional when applicable
+
+Quality standards:
+- Verify that no paragraph exceeds one sentence without an accompanying example
+- Test that examples are accurate and would work in real scenarios
+- Ensure examples progress logically from simple to complex
+- Include context for when and why to use different approaches shown in examples
+- Provide troubleshooting examples for common issues
+
+When you receive a documentation request, immediately identify what needs examples and plan to illustrate every single concept, feature, or instruction with concrete demonstrations. Ask for clarification if you need more context to create realistic, useful examples.

.opencode/plugin/example.ts

@@ -0,0 +1,10 @@
+import { Plugin } from "./index"
+
+export const ExamplePlugin: Plugin = async ({ app, client, $ }) => {
+  return {
+    permission: {},
+    async "chat.params"(input, output) {
+      output.topP = 1
+    },
+  }
+}

AGENTS.md

@@ -0,0 +1,12 @@
+## IMPORTANT
+
+- Try to keep things in one function unless composable or reusable
+- DO NOT do unnecessary destructuring of variables
+- DO NOT use `else` statements unless necessary
+- DO NOT use `try`/`catch` if it can be avoided
+- AVOID `try`/`catch` where possible
+- AVOID `else` statements
+- AVOID using `any` type
+- AVOID `let` statements
+- PREFER single word variable names where possible
+- Use as many bun apis as possible like Bun.file()

README.md

@@ -9,7 +9,7 @@
 </p>
 <p align="center">AI coding agent, built for the terminal.</p>
 <p align="center">
-  <a href="https://opencode.ai/docs"><img alt="View docs" src="https://img.shields.io/badge/view-docs-blue?style=flat-square" /></a>
+  <a href="https://opencode.ai/discord"><img alt="Discord" src="https://img.shields.io/discord/1391832426048651334?style=flat-square&label=discord" /></a>
   <a href="https://www.npmjs.com/package/opencode-ai"><img alt="npm" src="https://img.shields.io/npm/v/opencode-ai?style=flat-square" /></a>
   <a href="https://github.com/sst/opencode/actions/workflows/publish.yml"><img alt="Build status" src="https://img.shields.io/github/actions/workflow/status/sst/opencode/publish.yml?style=flat-square&branch=dev" /></a>
 </p>
@@ -30,7 +30,23 @@ brew install sst/tap/opencode      # macOS
 paru -S opencode-bin               # Arch Linux
 ```
 
-> **Note:** Remove versions older than 0.1.x before installing
+> [!TIP]
+> Remove versions older than 0.1.x before installing.
+
+#### Installation Directory
+
+The install script respects the following priority order for the installation path:
+
+1. `$OPENCODE_INSTALL_DIR` - Custom installation directory
+2. `$XDG_BIN_DIR` - XDG Base Directory Specification compliant path
+3. `$HOME/bin` - Standard user binary directory (if exists or can be created)
+4. `$HOME/.opencode/bin` - Default fallback
+
+```bash
+# Examples
+OPENCODE_INSTALL_DIR=/usr/local/bin curl -fsSL https://opencode.ai/install | bash
+XDG_BIN_DIR=$HOME/.local/bin curl -fsSL https://opencode.ai/install | bash
+```
 
 ### Documentation
 
@@ -38,10 +54,25 @@ For more info on how to configure opencode [**head over to our docs**](https://o
 
 ### Contributing
 
-For any new features we'd appreciate it if you could open an issue first to discuss what you'd like to implement. We're pretty responsive there and it'll save you from working on something that we don't end up using. No need to do this for simpler fixes.
+opencode is an opinionated tool so any fundamental feature needs to go through a
+design process with the core team.
 
-> **Note**: Please talk to us via github issues before spending time working on
-> a new feature
+> [!IMPORTANT]
+> We do not accept PRs for core features.
+
+However we still merge a ton of PRs - you can contribute:
+
+- Bug fixes
+- Improvements to LLM performance
+- Support for new providers
+- Fixes for env specific quirks
+- Missing standard behavior
+- Documentation
+
+Take a look at the git history to see what kind of PRs we end up merging.
+
+> [!NOTE]
+> If you do not follow the above guidelines we might close your PR.
 
 To run opencode locally you need.
 
@@ -66,7 +97,7 @@ $ bun run packages/opencode/src/index.ts
 It's very similar to Claude Code in terms of capability. Here are the key differences:
 
 - 100% open source
-- Not coupled to any provider. Although Anthropic is recommended, opencode can be used with OpenAI, Google or even local models. As models evolve the gaps between them will close and pricing will drop so being provider agnostic is important.
+- Not coupled to any provider. Although Anthropic is recommended, opencode can be used with OpenAI, Google or even local models. As models evolve the gaps between them will close and pricing will drop so being provider-agnostic is important.
 - A focus on TUI. opencode is built by neovim users and the creators of [terminal.shop](https://terminal.shop); we are going to push the limits of what's possible in the terminal.
 - A client/server architecture. This for example can allow opencode to run on your computer, while you can drive it remotely from a mobile app. Meaning that the TUI frontend is just one of the possible clients.
 
@@ -76,4 +107,4 @@ The other confusingly named repo has no relation to this one. You can [read the
 
 ---
 
-**Join our community** [YouTube](https://www.youtube.com/c/sst-dev) | [X.com](https://x.com/SST_dev)
+**Join our community** [Discord](https://discord.gg/opencode) | [YouTube](https://www.youtube.com/c/sst-dev) | [X.com](https://x.com/SST_dev)

STATS.md

@@ -1,9 +1,41 @@
 # Download Stats
 
 | Date       | GitHub Downloads | npm Downloads    | Total            |
-| ---------- | ---------------- | --------------- | --------------- |
+| ---------- | ---------------- | ---------------- | ---------------- |
 | 2025-06-29 | 18,789 (+0)      | 39,420 (+0)      | 58,209 (+0)      |
 | 2025-06-30 | 20,127 (+1,338)  | 41,059 (+1,639)  | 61,186 (+2,977)  |
 | 2025-07-01 | 22,108 (+1,981)  | 43,745 (+2,686)  | 65,853 (+4,667)  |
 | 2025-07-02 | 24,814 (+2,706)  | 46,168 (+2,423)  | 70,982 (+5,129)  |
 | 2025-07-03 | 27,834 (+3,020)  | 49,955 (+3,787)  | 77,789 (+6,807)  |
+| 2025-07-04 | 30,608 (+2,774)  | 54,758 (+4,803)  | 85,366 (+7,577)  |
+| 2025-07-05 | 32,524 (+1,916)  | 58,371 (+3,613)  | 90,895 (+5,529)  |
+| 2025-07-06 | 33,766 (+1,242)  | 59,694 (+1,323)  | 93,460 (+2,565)  |
+| 2025-07-08 | 38,052 (+4,286)  | 64,468 (+4,774)  | 102,520 (+9,060) |
+| 2025-07-09 | 40,924 (+2,872)  | 67,935 (+3,467)  | 108,859 (+6,339) |
+| 2025-07-10 | 43,796 (+2,872)  | 71,402 (+3,467)  | 115,198 (+6,339) |
+| 2025-07-11 | 46,982 (+3,186)  | 77,462 (+6,060)  | 124,444 (+9,246) |
+| 2025-07-12 | 49,302 (+2,320)  | 82,177 (+4,715)  | 131,479 (+7,035) |
+| 2025-07-13 | 50,803 (+1,501)  | 86,394 (+4,217)  | 137,197 (+5,718) |
+| 2025-07-14 | 53,283 (+2,480)  | 87,860 (+1,466)  | 141,143 (+3,946) |
+| 2025-07-15 | 57,590 (+4,307)  | 91,036 (+3,176)  | 148,626 (+7,483) |
+| 2025-07-16 | 62,313 (+4,723)  | 95,258 (+4,222)  | 157,571 (+8,945) |
+| 2025-07-17 | 66,684 (+4,371)  | 100,048 (+4,790) | 166,732 (+9,161) |
+| 2025-07-18 | 70,379 (+3,695)  | 102,587 (+2,539) | 172,966 (+6,234) |
+| 2025-07-19 | 73,497 (+3,117)  | 105,904 (+3,317) | 179,401 (+6,434) |
+| 2025-07-20 | 76,453 (+2,956)  | 109,044 (+3,140) | 185,497 (+6,096) |
+| 2025-07-21 | 80,197 (+3,744)  | 113,537 (+4,493) | 193,734 (+8,237) |
+| 2025-07-22 | 84,251 (+4,054)  | 118,073 (+4,536) | 202,324 (+8,590) |
+| 2025-07-23 | 88,589 (+4,338)  | 121,436 (+3,363) | 210,025 (+7,701) |
+| 2025-07-24 | 92,469 (+3,880)  | 124,091 (+2,655) | 216,560 (+6,535) |
+| 2025-07-25 | 96,417 (+3,948)  | 126,985 (+2,894) | 223,402 (+6,842) |
+| 2025-07-26 | 100,646 (+4,229) | 131,411 (+4,426) | 232,057 (+8,655) |
+| 2025-07-27 | 102,644 (+1,998) | 134,736 (+3,325) | 237,380 (+5,323) |
+| 2025-07-28 | 105,446 (+2,802) | 136,016 (+1,280) | 241,462 (+4,082) |
+| 2025-07-29 | 108,998 (+3,552) | 137,542 (+1,526) | 246,540 (+5,078) |
+| 2025-07-30 | 113,544 (+4,546) | 140,317 (+2,775) | 253,861 (+7,321) |
+| 2025-07-31 | 118,339 (+4,795) | 143,344 (+3,027) | 261,683 (+7,822) |
+| 2025-08-01 | 123,539 (+5,200) | 146,680 (+3,336) | 270,219 (+8,536) |
+| 2025-08-02 | 127,864 (+4,325) | 149,236 (+2,556) | 277,100 (+6,881) |
+| 2025-08-03 | 131,397 (+3,533) | 150,451 (+1,215) | 281,848 (+4,748) |
+| 2025-08-04 | 136,266 (+4,869) | 153,260 (+2,809) | 289,526 (+7,678) |
+| 2025-08-05 | 141,596 (+5,330) | 155,752 (+2,492) | 297,348 (+7,822) |

github/README.md

@@ -0,0 +1,137 @@
+# opencode GitHub Action
+
+A GitHub Action that integrates [opencode](https://opencode.ai) directly into your GitHub workflow.
+
+Mention `/opencode` in your comment, and opencode will execute tasks within your GitHub Actions runner.
+
+## Features
+
+#### Explain an issues
+
+Leave the following comment on a GitHub issue. `opencode` will read the entire thread, including all comments, and reply with a clear explanation.
+
+```
+/opencode explain this issue
+```
+
+#### Fix an issues
+
+Leave the following comment on a GitHub issue. opencode will create a new branch, implement the changes, and open a PR with the changes.
+
+```
+/opencode fix this
+```
+
+#### Review PRs and make changes
+
+Leave the following comment on a GitHub PR. opencode will implement the requested change and commit it to the same PR.
+
+```
+Delete the attachment from S3 when the note is removed /oc
+```
+
+## Installation
+
+Run the following command in the terminal from your GitHub repo:
+
+```bash
+opencode github install
+```
+
+This will walk you through installing the GitHub app, creating the workflow, and setting up secrets.
+
+### Manual Setup
+
+1. Install the GitHub app https://github.com/apps/opencode-agent. Make sure it is installed on the target repository.
+2. Add the following workflow file to `.github/workflows/opencode.yml` in your repo. Set the appropriate `model` and required API keys in `env`.
+
+   ```yml
+   name: opencode
+
+   on:
+     issue_comment:
+       types: [created]
+
+   jobs:
+     opencode:
+       if: |
+         contains(github.event.comment.body, '/oc') ||
+         contains(github.event.comment.body, '/opencode')
+       runs-on: ubuntu-latest
+       permissions:
+         id-token: write
+       steps:
+         - name: Checkout repository
+           uses: actions/checkout@v4
+           with:
+             fetch-depth: 1
+
+         - name: Run opencode
+           uses: sst/opencode/github@latest
+           env:
+             ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+           with:
+             model: anthropic/claude-sonnet-4-20250514
+   ```
+
+3. Store the API keys in secrets. In your organization or project **settings**, expand **Secrets and variables** on the left and select **Actions**. Add the required API keys.
+
+## Support
+
+This is an early release. If you encounter issues or have feedback, please create an issue at https://github.com/sst/opencode/issues.
+
+## Development
+
+To test locally:
+
+1. Navigate to a test repo (e.g. `hello-world`):
+
+   ```bash
+   cd hello-world
+   ```
+
+2. Run:
+
+   ```bash
+   MODEL=anthropic/claude-sonnet-4-20250514 \
+     ANTHROPIC_API_KEY=sk-ant-api03-1234567890 \
+     GITHUB_RUN_ID=dummy \
+     bun /path/to/opencode/packages/opencode/src/index.ts github run \
+     --token 'github_pat_1234567890' \
+     --event '{"eventName":"issue_comment",...}'
+   ```
+
+   - `MODEL`: The model used by opencode. Same as the `MODEL` defined in the GitHub workflow.
+   - `ANTHROPIC_API_KEY`: Your model provider API key. Same as the keys defined in the GitHub workflow.
+   - `GITHUB_RUN_ID`: Dummy value to emulate GitHub action environment.
+   - `/path/to/opencode`: Path to your cloned opencode repo. `bun /path/to/opencode/packages/opencode/src/index.ts` runs your local version of `opencode`.
+   - `--token`: A GitHub persontal access token. This token is used to verify you have `admin` or `write` access to the test repo. Generate a token [here](https://github.com/settings/personal-access-tokens).
+   - `--event`: Mock GitHub event payload (see templates below).
+
+### Issue comment event
+
+```
+--event '{"eventName":"issue_comment","repo":{"owner":"sst","repo":"hello-world"},"actor":"fwang","payload":{"issue":{"number":4},"comment":{"id":1,"body":"hey opencode, summarize thread"}}}'
+```
+
+Replace:
+
+- `"owner":"sst"` with repo owner
+- `"repo":"hello-world"` with repo name
+- `"actor":"fwang"` with the GitHub username of commentor
+- `"number":4` with the GitHub issue id
+- `"body":"hey opencode, summarize thread"` with comment body
+
+### Issue comment with image attachment.
+
+```
+--event '{"eventName":"issue_comment","repo":{"owner":"sst","repo":"hello-world"},"actor":"fwang","payload":{"issue":{"number":4},"comment":{"id":1,"body":"hey opencode, what is in my image ![Image](https://github.com/user-attachments/assets/xxxxxxxx)"}}}'
+```
+
+Replace the image URL `https://github.com/user-attachments/assets/xxxxxxxx` with a valid GitHub attachment (you can generate one by commenting with an image in any issue).
+
+### PR comment event
+
+```
+--event '{"eventName":"issue_comment","repo":{"owner":"sst","repo":"hello-world"},"actor":"fwang","payload":{"issue":{"number":4,"pull_request":{}},"comment":{"id":1,"body":"hey opencode, summarize thread"}}}'
+```

github/action.yml

@@ -0,0 +1,29 @@
+name: "opencode GitHub Action"
+description: "Run opencode in GitHub Actions workflows"
+branding:
+  icon: "code"
+  color: "orange"
+
+inputs:
+  model:
+    description: "Model to use"
+    required: true
+
+  share:
+    description: "Share the opencode session (defaults to true for public repos)"
+    required: false
+
+runs:
+  using: "composite"
+  steps:
+    - name: Install opencode
+      shell: bash
+      run: curl -fsSL https://opencode.ai/install | bash
+
+    - name: Run opencode
+      shell: bash
+      id: run_opencode
+      run: opencode github run
+      env:
+        MODEL: ${{ inputs.model }}
+        SHARE: ${{ inputs.share }}

github/script/publish

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# Get the latest Git tag
+latest_tag=$(git tag --sort=committerdate | grep -E '^github-v[0-9]+\.[0-9]+\.[0-9]+$' | tail -1)
+if [ -z "$latest_tag" ]; then
+    echo "No tags found"
+    exit 1
+fi
+echo "Latest tag: $latest_tag"
+
+# Update latest tag
+git tag -d latest
+git push origin :refs/tags/latest
+git tag -a latest $latest_tag -m "Update latest to $latest_tag"
+git push origin latest

github/script/release

@@ -9,12 +9,9 @@ while [ "$#" -gt 0 ]; do
   esac
 done
 
-git fetch --force --tags
-
 # Get the latest Git tag
-latest_tag=$(git tag --sort=committerdate | grep -E '[0-9]' | tail -1)
-
-# If there is no tag, exit the script
+git fetch --force --tags
+latest_tag=$(git tag --sort=committerdate | grep -E '^github-v[0-9]+\.[0-9]+\.[0-9]+$' | tail -1)
 if [ -z "$latest_tag" ]; then
     echo "No tags found"
     exit 1
@@ -39,5 +36,6 @@ fi
 
 echo "New version: $new_version"
 
+# Tag
 git tag $new_version
 git push --tags

infra/app.ts

@@ -4,6 +4,8 @@ export const domain = (() => {
   return `${$app.stage}.dev.opencode.ai`
 })()
 
+const GITHUB_APP_ID = new sst.Secret("GITHUB_APP_ID")
+const GITHUB_APP_PRIVATE_KEY = new sst.Secret("GITHUB_APP_PRIVATE_KEY")
 const bucket = new sst.cloudflare.Bucket("Bucket")
 
 export const api = new sst.cloudflare.Worker("Api", {
@@ -13,7 +15,7 @@ export const api = new sst.cloudflare.Worker("Api", {
     WEB_DOMAIN: domain,
   },
   url: true,
-  link: [bucket],
+  link: [bucket, GITHUB_APP_ID, GITHUB_APP_PRIVATE_KEY],
   transform: {
     worker: (args) => {
       args.logpush = true
@@ -39,6 +41,20 @@ new sst.cloudflare.x.Astro("Web", {
   domain,
   path: "packages/web",
   environment: {
+    // For astro config
+    SST_STAGE: $app.stage,
     VITE_API_URL: api.url,
   },
 })
+
+const OPENCODE_API_KEY = new sst.Secret("OPENCODE_API_KEY")
+const ANTHROPIC_API_KEY = new sst.Secret("ANTHROPIC_API_KEY")
+const OPENAI_API_KEY = new sst.Secret("OPENAI_API_KEY")
+const ZHIPU_API_KEY = new sst.Secret("ZHIPU_API_KEY")
+
+export const gateway = new sst.cloudflare.Worker("GatewayApi", {
+  domain: `api.gateway.${domain}`,
+  handler: "packages/function/src/gateway.ts",
+  url: true,
+  link: [OPENCODE_API_KEY, ANTHROPIC_API_KEY, OPENAI_API_KEY, ZHIPU_API_KEY],
+})

install

@@ -48,7 +48,7 @@ if [ -z "$requested_version" ]; then
     url="https://github.com/sst/opencode/releases/latest/download/$filename"
     specific_version=$(curl -s https://api.github.com/repos/sst/opencode/releases/latest | awk -F'"' '/"tag_name": "/ {gsub(/^v/, "", $4); print $4}')
 
-    if [[ $? -ne 0 ]]; then
+    if [[ $? -ne 0 || -z "$specific_version" ]]; then
         echo "${RED}Failed to fetch version information${NC}"
         exit 1
     fi
@@ -186,4 +186,3 @@ if [ -n "${GITHUB_ACTIONS-}" ] && [ "${GITHUB_ACTIONS}" == "true" ]; then
     echo "$INSTALL_DIR" >> $GITHUB_PATH
     print_message info "Added $INSTALL_DIR to \$GITHUB_PATH"
 fi
-

opencode.json

@@ -1,19 +1,13 @@
 {
   "$schema": "https://opencode.ai/config.json",
-  "experimental": {
-    "hook": {
-      "file_edited": {
-        ".json": [
-          {
-            "command": ["bun", "run", "prettier", "$FILE"]
-          }
-        ]
+  "mcp": {
+    "context7": {
+      "type": "remote",
+      "url": "https://mcp.context7.com/sse"
     },
-      "session_completed": [
-        {
-          "command": ["touch", "./node_modules/foo"]
-        }
-      ]
+    "weather": {
+      "type": "local",
+      "command": ["opencode", "x", "@h1deya/mcp-server-weather"]
     }
   }
 }

package.json

@@ -5,23 +5,29 @@
   "type": "module",
   "packageManager": "bun@1.2.14",
   "scripts": {
+    "dev": "bun run --conditions=development packages/opencode/src/index.ts",
     "typecheck": "bun run --filter='*' typecheck",
-    "postinstall": "./scripts/hooks"
+    "stainless": "./scripts/stainless",
+    "postinstall": "./script/hooks"
   },
   "workspaces": {
     "packages": [
-      "packages/*"
+      "packages/*",
+      "packages/sdk/js"
     ],
     "catalog": {
-      "typescript": "5.8.2",
       "@types/node": "22.13.9",
-      "zod": "3.24.2",
-      "ai": "4.3.16"
+      "@tsconfig/node22": "22.0.2",
+      "ai": "5.0.0-beta.34",
+      "hono": "4.7.10",
+      "typescript": "5.8.2",
+      "zod": "3.25.49",
+      "remeda": "2.26.0"
     }
   },
   "devDependencies": {
     "prettier": "3.5.3",
-    "sst": "3.17.6"
+    "sst": "3.17.8"
   },
   "repository": {
     "type": "git",
@@ -29,10 +35,8 @@
   },
   "license": "MIT",
   "prettier": {
-    "semi": false
-  },
-  "overrides": {
-    "zod": "3.24.2"
+    "semi": false,
+    "printWidth": 120
   },
   "trustedDependencies": [
     "esbuild",
@@ -40,6 +44,6 @@
     "sharp"
   ],
   "patchedDependencies": {
-    "ai@4.3.16": "patches/ai@4.3.16.patch"
+    "marked-shiki@1.2.0": "patches/marked-shiki@1.2.0.patch"
   }
 }

packages/function/package.json

@@ -1,12 +1,23 @@
 {
   "name": "@opencode/function",
-  "version": "0.0.1",
+  "version": "0.3.130",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",
   "devDependencies": {
     "@cloudflare/workers-types": "4.20250522.0",
-    "typescript": "catalog:",
-    "@types/node": "catalog:"
+    "@types/node": "catalog:",
+    "openai": "5.11.0",
+    "typescript": "catalog:"
+  },
+  "dependencies": {
+    "@ai-sdk/anthropic": "2.0.0",
+    "@ai-sdk/openai": "2.0.2",
+    "@ai-sdk/openai-compatible": "1.0.1",
+    "@octokit/auth-app": "8.0.1",
+    "@octokit/rest": "22.0.0",
+    "ai": "catalog:",
+    "hono": "catalog:",
+    "jose": "6.0.11"
   }
 }

packages/function/src/api.ts

@@ -1,5 +1,10 @@
+import { Hono } from "hono"
 import { DurableObject } from "cloudflare:workers"
 import { randomUUID } from "node:crypto"
+import { jwtVerify, createRemoteJWKSet } from "jose"
+import { createAppAuth } from "@octokit/auth-app"
+import { Octokit } from "@octokit/rest"
+import { Resource } from "sst"
 
 type Env = {
   SYNC_SERVER: DurableObjectNamespace<SyncServer>
@@ -40,7 +45,8 @@ export class SyncServer extends DurableObject<Env> {
     const sessionID = await this.getSessionID()
     if (
       !key.startsWith(`session/info/${sessionID}`) &&
-      !key.startsWith(`session/message/${sessionID}/`)
+      !key.startsWith(`session/message/${sessionID}/`) &&
+      !key.startsWith(`session/part/${sessionID}/`)
     )
       return new Response("Error: Invalid key", { status: 400 })
 
@@ -70,7 +76,7 @@ export class SyncServer extends DurableObject<Env> {
   }
 
   public async getData() {
-    const data = await this.ctx.storage.list()
+    const data = (await this.ctx.storage.list()) as Map<string, any>
     return Array.from(data.entries())
       .filter(([key, _]) => key.startsWith("session/"))
       .map(([key, content]) => ({ key, content }))
@@ -106,96 +112,66 @@ export class SyncServer extends DurableObject<Env> {
   }
 }
 
-export default {
-  async fetch(request: Request, env: Env, ctx: ExecutionContext) {
-    const url = new URL(request.url)
-    const splits = url.pathname.split("/")
-    const method = splits[1]
-
-    if (request.method === "GET" && method === "") {
-      return new Response("Hello, world!", {
-        headers: { "Content-Type": "text/plain" },
-      })
-    }
-
-    if (request.method === "POST" && method === "share_create") {
-      const body = await request.json<any>()
+export default new Hono<{ Bindings: Env }>()
+  .get("/", (c) => c.text("Hello, world!"))
+  .post("/share_create", async (c) => {
+    const body = await c.req.json<{ sessionID: string }>()
     const sessionID = body.sessionID
     const short = SyncServer.shortName(sessionID)
-      const id = env.SYNC_SERVER.idFromName(short)
-      const stub = env.SYNC_SERVER.get(id)
+    const id = c.env.SYNC_SERVER.idFromName(short)
+    const stub = c.env.SYNC_SERVER.get(id)
     const secret = await stub.share(sessionID)
-      return new Response(
-        JSON.stringify({
+    return c.json({
       secret,
-          url: `https://${env.WEB_DOMAIN}/s/${short}`,
-        }),
-        {
-          headers: { "Content-Type": "application/json" },
-        },
-      )
-    }
-
-    if (request.method === "POST" && method === "share_delete") {
-      const body = await request.json<any>()
+      url: `https://${c.env.WEB_DOMAIN}/s/${short}`,
+    })
+  })
+  .post("/share_delete", async (c) => {
+    const body = await c.req.json<{ sessionID: string; secret: string }>()
     const sessionID = body.sessionID
     const secret = body.secret
-      const id = env.SYNC_SERVER.idFromName(SyncServer.shortName(sessionID))
-      const stub = env.SYNC_SERVER.get(id)
+    const id = c.env.SYNC_SERVER.idFromName(SyncServer.shortName(sessionID))
+    const stub = c.env.SYNC_SERVER.get(id)
     await stub.assertSecret(secret)
     await stub.clear()
-      return new Response(JSON.stringify({}), {
-        headers: { "Content-Type": "application/json" },
+    return c.json({})
   })
-    }
-
-    if (request.method === "POST" && method === "share_delete_admin") {
-      const id = env.SYNC_SERVER.idFromName("oVF8Rsiv")
-      const stub = env.SYNC_SERVER.get(id)
+  .post("/share_delete_admin", async (c) => {
+    const id = c.env.SYNC_SERVER.idFromName("oVF8Rsiv")
+    const stub = c.env.SYNC_SERVER.get(id)
     await stub.clear()
-      return new Response(JSON.stringify({}), {
-        headers: { "Content-Type": "application/json" },
+    return c.json({})
   })
-    }
-
-    if (request.method === "POST" && method === "share_sync") {
-      const body = await request.json<{
+  .post("/share_sync", async (c) => {
+    const body = await c.req.json<{
       sessionID: string
       secret: string
       key: string
       content: any
     }>()
     const name = SyncServer.shortName(body.sessionID)
-      const id = env.SYNC_SERVER.idFromName(name)
-      const stub = env.SYNC_SERVER.get(id)
+    const id = c.env.SYNC_SERVER.idFromName(name)
+    const stub = c.env.SYNC_SERVER.get(id)
     await stub.assertSecret(body.secret)
     await stub.publish(body.key, body.content)
-      return new Response(JSON.stringify({}), {
-        headers: { "Content-Type": "application/json" },
+    return c.json({})
   })
-    }
-
-    if (request.method === "GET" && method === "share_poll") {
-      const upgradeHeader = request.headers.get("Upgrade")
+  .get("/share_poll", async (c) => {
+    const upgradeHeader = c.req.header("Upgrade")
     if (!upgradeHeader || upgradeHeader !== "websocket") {
-        return new Response("Error: Upgrade header is required", {
-          status: 426,
-        })
+      return c.text("Error: Upgrade header is required", { status: 426 })
     }
-      const id = url.searchParams.get("id")
+    const id = c.req.query("id")
     console.log("share_poll", id)
-      if (!id)
-        return new Response("Error: Share ID is required", { status: 400 })
-      const stub = env.SYNC_SERVER.get(env.SYNC_SERVER.idFromName(id))
-      return stub.fetch(request)
-    }
-
-    if (request.method === "GET" && method === "share_data") {
-      const id = url.searchParams.get("id")
+    if (!id) return c.text("Error: Share ID is required", { status: 400 })
+    const stub = c.env.SYNC_SERVER.get(c.env.SYNC_SERVER.idFromName(id))
+    return stub.fetch(c.req.raw)
+  })
+  .get("/share_data", async (c) => {
+    const id = c.req.query("id")
     console.log("share_data", id)
-      if (!id)
-        return new Response("Error: Share ID is required", { status: 400 })
-      const stub = env.SYNC_SERVER.get(env.SYNC_SERVER.idFromName(id))
+    if (!id) return c.text("Error: Share ID is required", { status: 400 })
+    const stub = c.env.SYNC_SERVER.get(c.env.SYNC_SERVER.idFromName(id))
     const data = await stub.getData()
 
     let info
@@ -208,20 +184,134 @@ export default {
         return
       }
       if (type === "message") {
-          const [, messageID] = splits
-          messages[messageID] = d.content
+        messages[d.content.id] = {
+          parts: [],
+          ...d.content,
+        }
+      }
+      if (type === "part") {
+        messages[d.content.messageID].parts.push(d.content)
       }
     })
 
-      return new Response(
-        JSON.stringify({
-          info,
-          messages,
-        }),
-        {
-          headers: { "Content-Type": "application/json" },
-        },
-      )
+    return c.json({ info, messages })
+  })
+  /**
+   * Used by the GitHub action to get GitHub installation access token given the OIDC token
+   */
+  .post("/exchange_github_app_token", async (c) => {
+    const EXPECTED_AUDIENCE = "opencode-github-action"
+    const GITHUB_ISSUER = "https://token.actions.githubusercontent.com"
+    const JWKS_URL = `${GITHUB_ISSUER}/.well-known/jwks`
+
+    // get Authorization header
+    const token = c.req.header("Authorization")?.replace(/^Bearer /, "")
+    if (!token) return c.json({ error: "Authorization header is required" }, { status: 401 })
+
+    // verify token
+    const JWKS = createRemoteJWKSet(new URL(JWKS_URL))
+    let owner, repo
+    try {
+      const { payload } = await jwtVerify(token, JWKS, {
+        issuer: GITHUB_ISSUER,
+        audience: EXPECTED_AUDIENCE,
+      })
+      const sub = payload.sub // e.g. 'repo:my-org/my-repo:ref:refs/heads/main'
+      const parts = sub.split(":")[1].split("/")
+      owner = parts[0]
+      repo = parts[1]
+    } catch (err) {
+      console.error("Token verification failed:", err)
+      return c.json({ error: "Invalid or expired token" }, { status: 403 })
     }
-  },
+
+    // Create app JWT token
+    const auth = createAppAuth({
+      appId: Resource.GITHUB_APP_ID.value,
+      privateKey: Resource.GITHUB_APP_PRIVATE_KEY.value,
+    })
+    const appAuth = await auth({ type: "app" })
+
+    // Lookup installation
+    const octokit = new Octokit({ auth: appAuth.token })
+    const { data: installation } = await octokit.apps.getRepoInstallation({ owner, repo })
+
+    // Get installation token
+    const installationAuth = await auth({ type: "installation", installationId: installation.id })
+
+    return c.json({ token: installationAuth.token })
+  })
+  /**
+   * Used by the GitHub action to get GitHub installation access token given user PAT token (used when testing `opencode github run` locally)
+   */
+  .post("/exchange_github_app_token_with_pat", async (c) => {
+    const body = await c.req.json<{ owner: string; repo: string }>()
+    const owner = body.owner
+    const repo = body.repo
+
+    try {
+      // get Authorization header
+      const authHeader = c.req.header("Authorization")
+      const token = authHeader?.replace(/^Bearer /, "")
+      if (!token) throw new Error("Authorization header is required")
+
+      // Verify permissions
+      const userClient = new Octokit({ auth: token })
+      const { data: repoData } = await userClient.repos.get({ owner, repo })
+      if (!repoData.permissions.admin && !repoData.permissions.push && !repoData.permissions.maintain)
+        throw new Error("User does not have write permissions")
+
+      // Get installation token
+      const auth = createAppAuth({
+        appId: Resource.GITHUB_APP_ID.value,
+        privateKey: Resource.GITHUB_APP_PRIVATE_KEY.value,
+      })
+      const appAuth = await auth({ type: "app" })
+
+      // Lookup installation
+      const appClient = new Octokit({ auth: appAuth.token })
+      const { data: installation } = await appClient.apps.getRepoInstallation({ owner, repo })
+
+      // Get installation token
+      const installationAuth = await auth({ type: "installation", installationId: installation.id })
+
+      return c.json({ token: installationAuth.token })
+    } catch (e: any) {
+      let error = e
+      if (e instanceof Error) {
+        error = e.message
       }
+
+      return c.json({ error }, { status: 401 })
+    }
+  })
+  /**
+   * Used by the opencode CLI to check if the GitHub app is installed
+   */
+  .get("/get_github_app_installation", async (c) => {
+    const owner = c.req.query("owner")
+    const repo = c.req.query("repo")
+
+    const auth = createAppAuth({
+      appId: Resource.GITHUB_APP_ID.value,
+      privateKey: Resource.GITHUB_APP_PRIVATE_KEY.value,
+    })
+    const appAuth = await auth({ type: "app" })
+
+    // Lookup installation
+    const octokit = new Octokit({ auth: appAuth.token })
+    let installation
+    try {
+      const ret = await octokit.apps.getRepoInstallation({ owner, repo })
+      installation = ret.data
+    } catch (err) {
+      if (err instanceof Error && err.message.includes("Not Found")) {
+        // not installed
+      } else {
+        throw err
+      }
+    }
+
+    return c.json({ installation })
+  })
+  .all("*", (c) => c.text("Not Found"))

packages/function/src/gateway.ts

@@ -0,0 +1,499 @@
+import { Hono, Context, Next } from "hono"
+import { Resource } from "sst"
+import { generateText, streamText } from "ai"
+import { createAnthropic } from "@ai-sdk/anthropic"
+import { createOpenAI } from "@ai-sdk/openai"
+import { createOpenAICompatible } from "@ai-sdk/openai-compatible"
+import { type LanguageModelV2Prompt } from "@ai-sdk/provider"
+import { type ChatCompletionCreateParamsBase } from "openai/resources/chat/completions"
+
+type Env = {}
+
+const auth = async (c: Context, next: Next) => {
+  const authHeader = c.req.header("authorization")
+
+  if (!authHeader || !authHeader.startsWith("Bearer ")) {
+    return c.json(
+      {
+        error: {
+          message: "Missing API key.",
+          type: "invalid_request_error",
+          param: null,
+          code: "unauthorized",
+        },
+      },
+      401,
+    )
+  }
+
+  const apiKey = authHeader.split(" ")[1]
+
+  // Replace with your validation logic
+  if (apiKey !== Resource.OPENCODE_API_KEY.value) {
+    return c.json(
+      {
+        error: {
+          message: "Invalid API key.",
+          type: "invalid_request_error",
+          param: null,
+          code: "unauthorized",
+        },
+      },
+      401,
+    )
+  }
+
+  await next()
+}
+export default new Hono<{ Bindings: Env }>()
+  .get("/", (c) => c.text("Hello, world!"))
+  .post("/v1/chat/completions", auth, async (c) => {
+    try {
+      const body = await c.req.json<ChatCompletionCreateParamsBase>()
+
+      console.log(body)
+
+      const model = (() => {
+        const [provider, ...parts] = body.model.split("/")
+        const model = parts.join("/")
+        if (provider === "anthropic" && model === "claude-sonnet-4") {
+          return createAnthropic({
+            apiKey: Resource.ANTHROPIC_API_KEY.value,
+          })("claude-sonnet-4-20250514")
+        }
+        if (provider === "openai" && model === "gpt-4.1") {
+          return createOpenAI({
+            apiKey: Resource.OPENAI_API_KEY.value,
+          })("gpt-4.1")
+        }
+        if (provider === "zhipuai" && model === "glm-4.5-flash") {
+          return createOpenAICompatible({
+            name: "Zhipu AI",
+            baseURL: "https://api.z.ai/api/paas/v4",
+            apiKey: Resource.ZHIPU_API_KEY.value,
+          })("glm-4.5-flash")
+        }
+        throw new Error(`Unsupported provider: ${provider}`)
+      })()
+
+      const requestBody = transformOpenAIRequestToAiSDK()
+
+      return body.stream ? await handleStream() : await handleGenerate()
+
+      async function handleStream() {
+        const result = await streamText({
+          model,
+          ...requestBody,
+        })
+
+        const encoder = new TextEncoder()
+        const stream = new ReadableStream({
+          async start(controller) {
+            const id = `chatcmpl-${Date.now()}`
+            const created = Math.floor(Date.now() / 1000)
+
+            try {
+              for await (const chunk of result.fullStream) {
+                // TODO
+                //console.log("!!! CHUCK !!!", chunk);
+                switch (chunk.type) {
+                  case "text-delta": {
+                    const data = {
+                      id,
+                      object: "chat.completion.chunk",
+                      created,
+                      model: body.model,
+                      choices: [
+                        {
+                          index: 0,
+                          delta: {
+                            content: chunk.text,
+                          },
+                          finish_reason: null,
+                        },
+                      ],
+                    }
+                    controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+                    break
+                  }
+
+                  case "reasoning-delta": {
+                    const data = {
+                      id,
+                      object: "chat.completion.chunk",
+                      created,
+                      model: body.model,
+                      choices: [
+                        {
+                          index: 0,
+                          delta: {
+                            reasoning_content: chunk.text,
+                          },
+                          finish_reason: null,
+                        },
+                      ],
+                    }
+                    controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+                    break
+                  }
+
+                  case "tool-call": {
+                    const data = {
+                      id,
+                      object: "chat.completion.chunk",
+                      created,
+                      model: body.model,
+                      choices: [
+                        {
+                          index: 0,
+                          delta: {
+                            tool_calls: [
+                              {
+                                id: chunk.toolCallId,
+                                type: "function",
+                                function: {
+                                  name: chunk.toolName,
+                                  arguments: JSON.stringify(chunk.input),
+                                },
+                              },
+                            ],
+                          },
+                          finish_reason: null,
+                        },
+                      ],
+                    }
+                    controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+                    break
+                  }
+
+                  case "error": {
+                    const data = {
+                      id,
+                      object: "chat.completion.chunk",
+                      created,
+                      model: body.model,
+                      error: {
+                        message: chunk.error,
+                        type: "server_error",
+                      },
+                    }
+                    controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+                    controller.enqueue(encoder.encode("data: [DONE]\n\n"))
+                    controller.close()
+                    break
+                  }
+
+                  case "finish": {
+                    const finishReason =
+                      {
+                        stop: "stop",
+                        length: "length",
+                        "content-filter": "content_filter",
+                        "tool-calls": "tool_calls",
+                        error: "stop",
+                        other: "stop",
+                        unknown: "stop",
+                      }[chunk.finishReason] || "stop"
+
+                    const data = {
+                      id,
+                      object: "chat.completion.chunk",
+                      created,
+                      model: body.model,
+                      choices: [
+                        {
+                          index: 0,
+                          delta: {},
+                          finish_reason: finishReason,
+                        },
+                      ],
+                      usage: {
+                        prompt_tokens: chunk.totalUsage.inputTokens,
+                        completion_tokens: chunk.totalUsage.outputTokens,
+                        total_tokens: chunk.totalUsage.totalTokens,
+                        completion_tokens_details: {
+                          reasoning_tokens: chunk.totalUsage.reasoningTokens,
+                        },
+                        prompt_tokens_details: {
+                          cached_tokens: chunk.totalUsage.cachedInputTokens,
+                        },
+                      },
+                    }
+                    controller.enqueue(encoder.encode(`data: ${JSON.stringify(data)}\n\n`))
+                    controller.enqueue(encoder.encode("data: [DONE]\n\n"))
+                    controller.close()
+                    break
+                  }
+
+                  //case "stream-start":
+                  //case "response-metadata":
+                  case "start-step":
+                  case "finish-step":
+                  case "text-start":
+                  case "text-end":
+                  case "reasoning-start":
+                  case "reasoning-end":
+                  case "tool-input-start":
+                  case "tool-input-delta":
+                  case "tool-input-end":
+                  case "raw":
+                  default:
+                    // Log unknown chunk types for debugging
+                    console.warn(`Unknown chunk type: ${(chunk as any).type}`)
+                    break
+                }
+              }
+            } catch (error) {
+              controller.error(error)
+            }
+          },
+        })
+
+        return new Response(stream, {
+          headers: {
+            "Content-Type": "text/plain; charset=utf-8",
+            "Cache-Control": "no-cache",
+            Connection: "keep-alive",
+          },
+        })
+      }
+
+      async function handleGenerate() {
+        const response = await generateText({
+          model,
+          ...requestBody,
+        })
+        return c.json({
+          id: `chatcmpl-${Date.now()}`,
+          object: "chat.completion" as const,
+          created: Math.floor(Date.now() / 1000),
+          model: body.model,
+          choices: [
+            {
+              index: 0,
+              message: {
+                role: "assistant" as const,
+                content: response.content?.find((c) => c.type === "text")?.text ?? "",
+                reasoning_content: response.content?.find((c) => c.type === "reasoning")?.text,
+                tool_calls: response.content
+                  ?.filter((c) => c.type === "tool-call")
+                  .map((toolCall) => ({
+                    id: toolCall.toolCallId,
+                    type: "function" as const,
+                    function: {
+                      name: toolCall.toolName,
+                      arguments: toolCall.input,
+                    },
+                  })),
+              },
+              finish_reason:
+                (
+                  {
+                    stop: "stop",
+                    length: "length",
+                    "content-filter": "content_filter",
+                    "tool-calls": "tool_calls",
+                    error: "stop",
+                    other: "stop",
+                    unknown: "stop",
+                  } as const
+                )[response.finishReason] || "stop",
+            },
+          ],
+          usage: {
+            prompt_tokens: response.usage?.inputTokens,
+            completion_tokens: response.usage?.outputTokens,
+            total_tokens: response.usage?.totalTokens,
+            completion_tokens_details: {
+              reasoning_tokens: response.usage?.reasoningTokens,
+            },
+            prompt_tokens_details: {
+              cached_tokens: response.usage?.cachedInputTokens,
+            },
+          },
+        })
+      }
+
+      function transformOpenAIRequestToAiSDK() {
+        const prompt = transformMessages()
+
+        return {
+          prompt,
+          maxOutputTokens: body.max_tokens ?? body.max_completion_tokens ?? undefined,
+          temperature: body.temperature ?? undefined,
+          topP: body.top_p ?? undefined,
+          frequencyPenalty: body.frequency_penalty ?? undefined,
+          presencePenalty: body.presence_penalty ?? undefined,
+          providerOptions: body.reasoning_effort
+            ? {
+                anthropic: {
+                  reasoningEffort: body.reasoning_effort,
+                },
+              }
+            : undefined,
+          stopSequences: (typeof body.stop === "string" ? [body.stop] : body.stop) ?? undefined,
+          responseFormat: (() => {
+            if (!body.response_format) return { type: "text" }
+            if (body.response_format.type === "json_schema")
+              return {
+                type: "json",
+                schema: body.response_format.json_schema.schema,
+                name: body.response_format.json_schema.name,
+                description: body.response_format.json_schema.description,
+              }
+            if (body.response_format.type === "json_object") return { type: "json" }
+            throw new Error("Unsupported response format")
+          })(),
+          seed: body.seed ?? undefined,
+        }
+
+        function transformTools() {
+          const { tools, tool_choice } = body
+
+          if (!tools || tools.length === 0) {
+            return { tools: undefined, toolChoice: undefined }
+          }
+
+          const aiSdkTools = tools.reduce(
+            (acc, tool) => {
+              acc[tool.function.name] = {
+                type: "function" as const,
+                name: tool.function.name,
+                description: tool.function.description,
+                inputSchema: tool.function.parameters,
+              }
+              return acc
+            },
+            {} as Record<string, any>,
+          )
+
+          let aiSdkToolChoice
+          if (tool_choice == null) {
+            aiSdkToolChoice = undefined
+          } else if (tool_choice === "auto") {
+            aiSdkToolChoice = "auto"
+          } else if (tool_choice === "none") {
+            aiSdkToolChoice = "none"
+          } else if (tool_choice === "required") {
+            aiSdkToolChoice = "required"
+          } else if (tool_choice.type === "function") {
+            aiSdkToolChoice = {
+              type: "tool",
+              toolName: tool_choice.function.name,
+            }
+          }
+
+          return { tools: aiSdkTools, toolChoice: aiSdkToolChoice }
+        }
+
+        function transformMessages() {
+          const { messages } = body
+          const prompt: LanguageModelV2Prompt = []
+
+          for (const message of messages) {
+            switch (message.role) {
+              case "system": {
+                prompt.push({
+                  role: "system",
+                  content: message.content as string,
+                })
+                break
+              }
+
+              case "user": {
+                if (typeof message.content === "string") {
+                  prompt.push({
+                    role: "user",
+                    content: [{ type: "text", text: message.content }],
+                  })
+                } else {
+                  const content = message.content.map((part) => {
+                    switch (part.type) {
+                      case "text":
+                        return { type: "text" as const, text: part.text }
+                      case "image_url":
+                        return {
+                          type: "file" as const,
+                          mediaType: "image/jpeg" as const,
+                          data: part.image_url.url,
+                        }
+                      default:
+                        throw new Error(`Unsupported content part type: ${(part as any).type}`)
+                    }
+                  })
+                  prompt.push({
+                    role: "user",
+                    content,
+                  })
+                }
+                break
+              }
+
+              case "assistant": {
+                const content: Array<
+                  | { type: "text"; text: string }
+                  | {
+                      type: "tool-call"
+                      toolCallId: string
+                      toolName: string
+                      input: any
+                    }
+                > = []
+
+                if (message.content) {
+                  content.push({
+                    type: "text",
+                    text: message.content as string,
+                  })
+                }
+
+                if (message.tool_calls) {
+                  for (const toolCall of message.tool_calls) {
+                    content.push({
+                      type: "tool-call",
+                      toolCallId: toolCall.id,
+                      toolName: toolCall.function.name,
+                      input: JSON.parse(toolCall.function.arguments),
+                    })
+                  }
+                }
+
+                prompt.push({
+                  role: "assistant",
+                  content,
+                })
+                break
+              }
+
+              case "tool": {
+                prompt.push({
+                  role: "tool",
+                  content: [
+                    {
+                      type: "tool-result",
+                      toolName: "placeholder",
+                      toolCallId: message.tool_call_id,
+                      output: {
+                        type: "text",
+                        value: message.content as string,
+                      },
+                    },
+                  ],
+                })
+                break
+              }
+
+              default: {
+                throw new Error(`Unsupported message role: ${message.role}`)
+              }
+            }
+          }
+
+          return prompt
+        }
+      }
+    } catch (error: any) {
+      return c.json({ error: { message: error.message } }, 500)
+    }
+  })
+  .all("*", (c) => c.text("Not Found"))

packages/function/sst-env.d.ts

@@ -6,18 +6,43 @@
 import "sst"
 declare module "sst" {
   export interface Resource {
-    Web: {
-      type: "sst.cloudflare.Astro"
-      url: string
+    "ANTHROPIC_API_KEY": {
+      "type": "sst.sst.Secret"
+      "value": string
+    }
+    "GITHUB_APP_ID": {
+      "type": "sst.sst.Secret"
+      "value": string
+    }
+    "GITHUB_APP_PRIVATE_KEY": {
+      "type": "sst.sst.Secret"
+      "value": string
+    }
+    "OPENAI_API_KEY": {
+      "type": "sst.sst.Secret"
+      "value": string
+    }
+    "OPENCODE_API_KEY": {
+      "type": "sst.sst.Secret"
+      "value": string
+    }
+    "Web": {
+      "type": "sst.cloudflare.Astro"
+      "url": string
+    }
+    "ZHIPU_API_KEY": {
+      "type": "sst.sst.Secret"
+      "value": string
     }
   }
 }
 // cloudflare 
-import * as cloudflare from "@cloudflare/workers-types"
+import * as cloudflare from "@cloudflare/workers-types";
 declare module "sst" {
   export interface Resource {
-    Api: cloudflare.Service
-    Bucket: cloudflare.R2Bucket
+    "Api": cloudflare.Service
+    "Bucket": cloudflare.R2Bucket
+    "GatewayApi": cloudflare.Service
   }
 }
 

packages/identity/logo-dark.svg

@@ -0,0 +1,12 @@
+<svg width="289" height="50" viewBox="0 0 289 50" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M264.5 0H288.5V8.5H272.5V16.5H288.5V25H272.5V33H288.5V41.5H264.5V0Z" fill="white"/>
+<path d="M248.5 0H224.5V41.5H248.5V33H232.5V8.5H248.5V0Z" fill="white"/>
+<path d="M256.5 8.5H248.5V33H256.5V8.5Z" fill="white"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M184.5 0H216.5V41.5H184.5V0ZM208.5 8.5H192.5V33H208.5V8.5Z" fill="white"/>
+<path d="M144.5 8.5H136.5V41.5H144.5V8.5Z" fill="white"/>
+<path d="M136.5 0H112.5V41.5H120.5V8.5H136.5V0Z" fill="white"/>
+<path d="M80.5 0H104.5V8.5H88.5V16.5H104.5V25H88.5V33H104.5V41.5H80.5V0Z" fill="white"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M40.5 0H72.5V41.5H48.5V49.5H40.5V0ZM64.5 8.5H48.5V33H64.5V8.5Z" fill="white"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0.5 0H32.5V41.5955H0.5V0ZM24.5 8.5H8.5V33H24.5V8.5Z" fill="white"/>
+<path d="M152.5 0H176.5V8.5H160.5V33H176.5V41.5H152.5V0Z" fill="white"/>
+</svg>

packages/identity/logo-light.svg

@@ -0,0 +1,12 @@
+<svg width="289" height="50" viewBox="0 0 289 50" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M264.5 0H288.5V8.5H272.5V16.5H288.5V25H272.5V33H288.5V41.5H264.5V0Z" fill="black"/>
+<path d="M248.5 0H224.5V41.5H248.5V33H232.5V8.5H248.5V0Z" fill="black"/>
+<path d="M256.5 8.5H248.5V33H256.5V8.5Z" fill="black"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M184.5 0H216.5V41.5H184.5V0ZM208.5 8.5H192.5V33H208.5V8.5Z" fill="black"/>
+<path d="M144.5 8.5H136.5V41.5H144.5V8.5Z" fill="black"/>
+<path d="M136.5 0H112.5V41.5H120.5V8.5H136.5V0Z" fill="black"/>
+<path d="M80.5 0H104.5V8.5H88.5V16.5H104.5V25H88.5V33H104.5V41.5H80.5V0Z" fill="black"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M40.5 0H72.5V41.5H48.5V49.5H40.5V0ZM64.5 8.5H48.5V33H64.5V8.5Z" fill="black"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0.5 0H32.5V41.5955H0.5V0ZM24.5 8.5H8.5V33H24.5V8.5Z" fill="black"/>
+<path d="M152.5 0H176.5V8.5H160.5V33H176.5V41.5H152.5V0Z" fill="black"/>
+</svg>

packages/identity/logo-ornate-dark.svg

@@ -0,0 +1,18 @@
+<svg width="289" height="50" viewBox="0 0 289 50" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M8.5 16.5H24.5V33H8.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M48.5 16.5H64.5V33H48.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M120.5 16.5H136.5V33H120.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M160.5 16.5H176.5V33H160.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M192.5 16.5H208.5V33H192.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M232.5 16.5H248.5V33H232.5V16.5Z" fill="white" fill-opacity="0.2"/>
+<path d="M264.5 0H288.5V8.5H272.5V16.5H288.5V25H272.5V33H288.5V41.5H264.5V0Z" fill="white" fill-opacity="0.95"/>
+<path d="M248.5 0H224.5V41.5H248.5V33H232.5V8.5H248.5V0Z" fill="white" fill-opacity="0.95"/>
+<path d="M256.5 8.5H248.5V33H256.5V8.5Z" fill="white" fill-opacity="0.95"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M184.5 0H216.5V41.5H184.5V0ZM208.5 8.5H192.5V33H208.5V8.5Z" fill="white" fill-opacity="0.95"/>
+<path d="M144.5 8.5H136.5V41.5H144.5V8.5Z" fill="white" fill-opacity="0.5"/>
+<path d="M136.5 0H112.5V41.5H120.5V8.5H136.5V0Z" fill="white" fill-opacity="0.5"/>
+<path d="M80.5 0H104.5V8.5H88.5V16.5H104.5V25H88.5V33H104.5V41.5H80.5V0Z" fill="white" fill-opacity="0.5"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M40.5 0H72.5V41.5H48.5V49.5H40.5V0ZM64.5 8.5H48.5V33H64.5V8.5Z" fill="white" fill-opacity="0.5"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0.5 0H32.5V41.5955H0.5V0ZM24.5 8.5H8.5V33H24.5V8.5Z" fill="white" fill-opacity="0.5"/>
+<path d="M152.5 0H176.5V8.5H160.5V33H176.5V41.5H152.5V0Z" fill="white" fill-opacity="0.95"/>
+</svg>

packages/identity/logo-ornate-light.svg

@@ -0,0 +1,18 @@
+<svg width="288" height="50" viewBox="0 0 288 50" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M8 16.5H24V33H8V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M48 16.5H64V33H48V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M120 16.5H136V33H120V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M160 16.5H176V33H160V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M192 16.5H208V33H192V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M232 16.5H248V33H232V16.5Z" fill="black" fill-opacity="0.15"/>
+<path d="M264 0H288V8.5H272V16.5H288V25H272V33H288V41.5H264V0Z" fill="black" fill-opacity="0.95"/>
+<path d="M248 0H224V41.5H248V33H232V8.5H248V0Z" fill="black" fill-opacity="0.95"/>
+<path d="M256 8.5H248V33H256V8.5Z" fill="black" fill-opacity="0.95"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M184 0H216V41.5H184V0ZM208 8.5H192V33H208V8.5Z" fill="black" fill-opacity="0.95"/>
+<path d="M144 8.5H136V41.5H144V8.5Z" fill="black" fill-opacity="0.55"/>
+<path d="M136 0H112V41.5H120V8.5H136V0Z" fill="black" fill-opacity="0.55"/>
+<path d="M80 0H104V8.5H88V16.5H104V25H88V33H104V41.5H80V0Z" fill="black" fill-opacity="0.55"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M40 0H72V41.5H48V49.5H40V0ZM64 8.5H48V33H64V8.5Z" fill="black" fill-opacity="0.55"/>
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0 0H32V41.5955H0V0ZM24 8.5H8V33H24V8.5Z" fill="black" fill-opacity="0.55"/>
+<path d="M152 0H176V8.5H160V33H176V41.5H152V0Z" fill="black" fill-opacity="0.95"/>
+</svg>

packages/identity/logo-square-dark.svg

@@ -0,0 +1,4 @@
+<svg width="70" height="70" viewBox="0 0 70 70" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0 13H35V58H0V13ZM26.25 22.1957H8.75V48.701H26.25V22.1957Z" fill="white"/>
+<path d="M43.75 13H70V22.1957H52.5V48.701H70V57.8967H43.75V13Z" fill="white"/>
+</svg>

packages/identity/logo-square-light.svg

@@ -0,0 +1,4 @@
+<svg width="70" height="70" viewBox="0 0 70 70" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0 13H35V58H0V13ZM26.25 22.1957H8.75V48.701H26.25V22.1957Z" fill="black"/>
+<path d="M43.75 13H70V22.1957H52.5V48.701H70V57.8967H43.75V13Z" fill="black"/>
+</svg>

packages/identity/logomark-dark.svg

@@ -0,0 +1,4 @@
+<svg width="64" height="42" viewBox="0 0 64 42" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0 0H32V41.5955H0V0ZM24 8.5H8V33H24V8.5Z" fill="white"/>
+<path d="M40 0H64V8.5H48V33H64V41.5H40V0Z" fill="white"/>
+</svg>

packages/identity/logomark-light.svg

@@ -0,0 +1,4 @@
+<svg width="64" height="42" viewBox="0 0 64 42" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path fill-rule="evenodd" clip-rule="evenodd" d="M0 0H32V41.5955H0V0ZM24 8.5H8V33H24V8.5Z" fill="black"/>
+<path d="M40 0H64V8.5H48V33H64V41.5H40V0Z" fill="black"/>
+</svg>

packages/opencode/.gitignore

@@ -1,4 +1,3 @@
-node_modules
 research
 dist
 gen

packages/opencode/AGENTS.md

@@ -17,19 +17,6 @@
 - **Error handling**: Use Result patterns, avoid throwing exceptions in tools
 - **File structure**: Namespace-based organization (e.g., `Tool.define()`, `Session.create()`)
 
-## IMPORTANT
-
-- Try to keep things in one function unless composable or reusable
-- DO NOT do unnecessary destructuring of variables
-- DO NOT use `else` statements unless necessary
-- DO NOT use `try`/`catch` if it can be avoided
-- AVOID `try`/`catch` where possible
-- AVOID `else` statements
-- AVOID using `any` type
-- AVOID `let` statements
-- PREFER single word variable names where possible
-- Use as many bun apis as possible like Bun.file()
-
 ## Architecture
 
 - **Tools**: Implement `Tool.Info` interface with `execute()` method

packages/opencode/config.schema.json

@@ -1,369 +0,0 @@
-{
-  "type": "object",
-  "properties": {
-    "$schema": {
-      "type": "string",
-      "description": "JSON schema reference for configuration validation"
-    },
-    "theme": {
-      "type": "string",
-      "description": "Theme name to use for the interface"
-    },
-    "keybinds": {
-      "type": "object",
-      "properties": {
-        "leader": {
-          "type": "string",
-          "description": "Leader key for keybind combinations"
-        },
-        "help": {
-          "type": "string",
-          "description": "Show help dialog"
-        },
-        "editor_open": {
-          "type": "string",
-          "description": "Open external editor"
-        },
-        "session_new": {
-          "type": "string",
-          "description": "Create a new session"
-        },
-        "session_list": {
-          "type": "string",
-          "description": "List all sessions"
-        },
-        "session_share": {
-          "type": "string",
-          "description": "Share current session"
-        },
-        "session_interrupt": {
-          "type": "string",
-          "description": "Interrupt current session"
-        },
-        "session_compact": {
-          "type": "string",
-          "description": "Toggle compact mode for session"
-        },
-        "tool_details": {
-          "type": "string",
-          "description": "Show tool details"
-        },
-        "model_list": {
-          "type": "string",
-          "description": "List available models"
-        },
-        "theme_list": {
-          "type": "string",
-          "description": "List available themes"
-        },
-        "project_init": {
-          "type": "string",
-          "description": "Initialize project configuration"
-        },
-        "input_clear": {
-          "type": "string",
-          "description": "Clear input field"
-        },
-        "input_paste": {
-          "type": "string",
-          "description": "Paste from clipboard"
-        },
-        "input_submit": {
-          "type": "string",
-          "description": "Submit input"
-        },
-        "input_newline": {
-          "type": "string",
-          "description": "Insert newline in input"
-        },
-        "history_previous": {
-          "type": "string",
-          "description": "Navigate to previous history item"
-        },
-        "history_next": {
-          "type": "string",
-          "description": "Navigate to next history item"
-        },
-        "messages_page_up": {
-          "type": "string",
-          "description": "Scroll messages up by one page"
-        },
-        "messages_page_down": {
-          "type": "string",
-          "description": "Scroll messages down by one page"
-        },
-        "messages_half_page_up": {
-          "type": "string",
-          "description": "Scroll messages up by half page"
-        },
-        "messages_half_page_down": {
-          "type": "string",
-          "description": "Scroll messages down by half page"
-        },
-        "messages_previous": {
-          "type": "string",
-          "description": "Navigate to previous message"
-        },
-        "messages_next": {
-          "type": "string",
-          "description": "Navigate to next message"
-        },
-        "messages_first": {
-          "type": "string",
-          "description": "Navigate to first message"
-        },
-        "messages_last": {
-          "type": "string",
-          "description": "Navigate to last message"
-        },
-        "app_exit": {
-          "type": "string",
-          "description": "Exit the application"
-        }
-      },
-      "additionalProperties": false,
-      "description": "Custom keybind configurations"
-    },
-    "autoshare": {
-      "type": "boolean",
-      "description": "Share newly created sessions automatically"
-    },
-    "autoupdate": {
-      "type": "boolean",
-      "description": "Automatically update to the latest version"
-    },
-    "disabled_providers": {
-      "type": "array",
-      "items": {
-        "type": "string"
-      },
-      "description": "Disable providers that are loaded automatically"
-    },
-    "model": {
-      "type": "string",
-      "description": "Model to use in the format of provider/model, eg anthropic/claude-2"
-    },
-    "provider": {
-      "type": "object",
-      "additionalProperties": {
-        "type": "object",
-        "properties": {
-          "api": {
-            "type": "string"
-          },
-          "name": {
-            "type": "string"
-          },
-          "env": {
-            "type": "array",
-            "items": {
-              "type": "string"
-            }
-          },
-          "id": {
-            "type": "string"
-          },
-          "npm": {
-            "type": "string"
-          },
-          "models": {
-            "type": "object",
-            "additionalProperties": {
-              "type": "object",
-              "properties": {
-                "name": {
-                  "type": "string"
-                },
-                "attachment": {
-                  "type": "boolean"
-                },
-                "reasoning": {
-                  "type": "boolean"
-                },
-                "temperature": {
-                  "type": "boolean"
-                },
-                "tool_call": {
-                  "type": "boolean"
-                },
-                "cost": {
-                  "type": "object",
-                  "properties": {
-                    "input": {
-                      "type": "number"
-                    },
-                    "output": {
-                      "type": "number"
-                    },
-                    "cache_read": {
-                      "type": "number"
-                    },
-                    "cache_write": {
-                      "type": "number"
-                    }
-                  },
-                  "required": ["input", "output"],
-                  "additionalProperties": false
-                },
-                "limit": {
-                  "type": "object",
-                  "properties": {
-                    "context": {
-                      "type": "number"
-                    },
-                    "output": {
-                      "type": "number"
-                    }
-                  },
-                  "required": ["context", "output"],
-                  "additionalProperties": false
-                },
-                "id": {
-                  "type": "string"
-                },
-                "options": {
-                  "type": "object",
-                  "additionalProperties": {}
-                }
-              },
-              "additionalProperties": false
-            }
-          },
-          "options": {
-            "type": "object",
-            "additionalProperties": {}
-          }
-        },
-        "required": ["models"],
-        "additionalProperties": false
-      },
-      "description": "Custom provider configurations and model overrides"
-    },
-    "mcp": {
-      "type": "object",
-      "additionalProperties": {
-        "anyOf": [
-          {
-            "type": "object",
-            "properties": {
-              "type": {
-                "type": "string",
-                "const": "local",
-                "description": "Type of MCP server connection"
-              },
-              "command": {
-                "type": "array",
-                "items": {
-                  "type": "string"
-                },
-                "description": "Command and arguments to run the MCP server"
-              },
-              "environment": {
-                "type": "object",
-                "additionalProperties": {
-                  "type": "string"
-                },
-                "description": "Environment variables to set when running the MCP server"
-              },
-              "enabled": {
-                "type": "boolean",
-                "description": "Enable or disable the MCP server on startup"
-              }
-            },
-            "required": ["type", "command"],
-            "additionalProperties": false
-          },
-          {
-            "type": "object",
-            "properties": {
-              "type": {
-                "type": "string",
-                "const": "remote",
-                "description": "Type of MCP server connection"
-              },
-              "url": {
-                "type": "string",
-                "description": "URL of the remote MCP server"
-              },
-              "enabled": {
-                "type": "boolean",
-                "description": "Enable or disable the MCP server on startup"
-              }
-            },
-            "required": ["type", "url"],
-            "additionalProperties": false
-          }
-        ]
-      },
-      "description": "MCP (Model Context Protocol) server configurations"
-    },
-    "instructions": {
-      "type": "array",
-      "items": {
-        "type": "string"
-      },
-      "description": "Additional instruction files or patterns to include"
-    },
-    "experimental": {
-      "type": "object",
-      "properties": {
-        "hook": {
-          "type": "object",
-          "properties": {
-            "file_edited": {
-              "type": "object",
-              "additionalProperties": {
-                "type": "array",
-                "items": {
-                  "type": "object",
-                  "properties": {
-                    "command": {
-                      "type": "array",
-                      "items": {
-                        "type": "string"
-                      }
-                    },
-                    "environment": {
-                      "type": "object",
-                      "additionalProperties": {
-                        "type": "string"
-                      }
-                    }
-                  },
-                  "required": ["command"],
-                  "additionalProperties": false
-                }
-              }
-            },
-            "session_completed": {
-              "type": "array",
-              "items": {
-                "type": "object",
-                "properties": {
-                  "command": {
-                    "type": "array",
-                    "items": {
-                      "type": "string"
-                    }
-                  },
-                  "environment": {
-                    "type": "object",
-                    "additionalProperties": {
-                      "type": "string"
-                    }
-                  }
-                },
-                "required": ["command"],
-                "additionalProperties": false
-              }
-            }
-          },
-          "additionalProperties": false
-        }
-      },
-      "additionalProperties": false
-    }
-  },
-  "additionalProperties": false,
-  "$schema": "http://json-schema.org/draft-07/schema#"
-}

packages/opencode/package.json

@@ -1,12 +1,12 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "0.0.5",
+  "version": "0.3.130",
   "name": "opencode",
   "type": "module",
   "private": true,
   "scripts": {
     "typecheck": "tsc --noEmit",
-    "dev": "bun run ./src/index.ts"
+    "dev": "bun run --conditions=development ./src/index.ts"
   },
   "bin": {
     "opencode": "./bin/opencode"
@@ -17,37 +17,47 @@
   "devDependencies": {
     "@ai-sdk/amazon-bedrock": "2.2.10",
     "@ai-sdk/anthropic": "1.2.12",
+    "@octokit/webhooks-types": "7.6.1",
+    "@standard-schema/spec": "1.0.0",
     "@tsconfig/bun": "1.0.7",
     "@types/bun": "latest",
     "@types/turndown": "5.0.5",
     "@types/yargs": "17.0.33",
     "typescript": "catalog:",
+    "vscode-languageserver-types": "3.17.5",
     "zod-to-json-schema": "3.24.5"
   },
   "dependencies": {
-    "@clack/prompts": "0.11.0",
-    "@flystorage/file-storage": "1.1.0",
-    "@flystorage/local-fs": "1.1.0",
-    "@hono/zod-validator": "0.5.0",
+    "@actions/core": "1.11.1",
+    "@actions/github": "6.0.1",
+    "@clack/prompts": "1.0.0-alpha.1",
+    "@hono/zod-validator": "0.4.2",
+    "@modelcontextprotocol/sdk": "1.15.1",
+    "@octokit/graphql": "9.0.1",
+    "@octokit/rest": "22.0.0",
     "@openauthjs/openauth": "0.4.3",
+    "@opencode-ai/plugin": "workspace:*",
+    "@opencode-ai/sdk": "workspace:*",
     "@standard-schema/spec": "1.0.0",
+    "@zip.js/zip.js": "2.7.62",
     "ai": "catalog:",
     "decimal.js": "10.5.0",
     "diff": "8.0.2",
-    "env-paths": "3.0.0",
-    "hono": "4.7.10",
+    "gray-matter": "4.0.3",
+    "hono": "catalog:",
     "hono-openapi": "0.4.8",
     "isomorphic-git": "1.32.1",
+    "jsonc-parser": "3.3.1",
+    "minimatch": "10.0.3",
     "open": "10.1.2",
-    "remeda": "2.22.3",
-    "ts-lsp-client": "1.0.3",
+    "remeda": "catalog:",
+    "tree-sitter": "0.22.4",
+    "tree-sitter-bash": "0.23.3",
     "turndown": "7.2.0",
     "vscode-jsonrpc": "8.2.1",
-    "vscode-languageclient": "8",
     "xdg-basedir": "5.1.0",
     "yargs": "18.0.0",
     "zod": "catalog:",
-    "zod-openapi": "4.2.4",
-    "zod-validation-error": "3.5.2"
+    "zod-openapi": "4.1.0"
   }
 }

packages/opencode/script/publish.ts

@@ -1,35 +1,30 @@
 #!/usr/bin/env bun
-
+const dir = new URL("..", import.meta.url).pathname
+process.chdir(dir)
 import { $ } from "bun"
 
 import pkg from "../package.json"
 
-const dry = process.argv.includes("--dry")
-const snapshot = process.argv.includes("--snapshot")
-
-const version = snapshot
-  ? `0.0.0-${new Date().toISOString().slice(0, 16).replace(/[-:T]/g, "")}`
-  : await $`git describe --tags --exact-match HEAD`
-      .text()
-      .then((x) => x.substring(1).trim())
-      .catch(() => {
-        console.error("tag not found")
-        process.exit(1)
-      })
+const dry = process.env["OPENCODE_DRY"] === "true"
+const version = process.env["OPENCODE_VERSION"]!
+const snapshot = process.env["OPENCODE_SNAPSHOT"] === "true"
 
 console.log(`publishing ${version}`)
 
 const GOARCH: Record<string, string> = {
   arm64: "arm64",
   x64: "amd64",
+  "x64-baseline": "amd64",
 }
 
 const targets = [
+  ["windows", "x64"],
   ["linux", "arm64"],
   ["linux", "x64"],
+  ["linux", "x64-baseline"],
   ["darwin", "x64"],
+  ["darwin", "x64-baseline"],
   ["darwin", "arm64"],
-  ["windows", "x64"],
 ]
 
 await $`rm -rf dist`
@@ -43,7 +38,7 @@ for (const [os, arch] of targets) {
   await $`CGO_ENABLED=0 GOOS=${os} GOARCH=${GOARCH[arch]} go build -ldflags="-s -w -X main.Version=${version}" -o ../opencode/dist/${name}/bin/tui ../tui/cmd/opencode/main.go`.cwd(
     "../tui",
   )
-  await $`bun build --define OPENCODE_VERSION="'${version}'" --compile --minify --target=bun-${os}-${arch} --outfile=dist/${name}/bin/opencode ./src/index.ts ./dist/${name}/bin/tui`
+  await $`bun build --define OPENCODE_TUI_PATH="'../../../dist/${name}/bin/tui'" --define OPENCODE_VERSION="'${version}'" --compile --target=bun-${os}-${arch} --outfile=dist/${name}/bin/opencode ./src/index.ts`
   await $`rm -rf ./dist/${name}/bin/tui`
   await Bun.file(`dist/${name}/package.json`).write(
     JSON.stringify(
@@ -57,8 +52,7 @@ for (const [os, arch] of targets) {
       2,
     ),
   )
-  if (!dry)
-    await $`cd dist/${name} && bun publish --access public --tag ${npmTag}`
+  if (!dry) await $`cd dist/${name} && chmod 777 -R . && bun publish --access public --tag ${npmTag}`
   optionalDependencies[name] = version
 }
 
@@ -82,8 +76,7 @@ await Bun.file(`./dist/${pkg.name}/package.json`).write(
     2,
   ),
 )
-if (!dry)
-  await $`cd ./dist/${pkg.name} && bun publish --access public --tag ${npmTag}`
+if (!dry) await $`cd ./dist/${pkg.name} && bun publish --access public --tag ${npmTag}`
 
 if (!snapshot) {
   // Github Release
@@ -91,52 +84,44 @@ if (!snapshot) {
     await $`cd dist/${key}/bin && zip -r ../../${key}.zip *`
   }
 
-  const previous = await fetch(
-    "https://api.github.com/repos/sst/opencode/releases/latest",
-  )
-    .then((res) => res.json())
+  const previous = await fetch("https://api.github.com/repos/sst/opencode/releases/latest")
+    .then((res) => {
+      if (!res.ok) throw new Error(res.statusText)
+      return res.json()
+    })
     .then((data) => data.tag_name)
 
-  const commits = await fetch(
-    `https://api.github.com/repos/sst/opencode/compare/${previous}...HEAD`,
-  )
+  console.log("finding commits between", previous, "and", "HEAD")
+  const commits = await fetch(`https://api.github.com/repos/sst/opencode/compare/${previous}...HEAD`)
     .then((res) => res.json())
     .then((data) => data.commits || [])
 
-  const notes = commits
-    .map((commit: any) => `- ${commit.commit.message.split("\n")[0]}`)
+  const raw = commits.map((commit: any) => `- ${commit.commit.message.split("\n").join(" ")}`)
+  console.log(raw)
+
+  const notes =
+    raw
       .filter((x: string) => {
         const lower = x.toLowerCase()
         return (
+          !lower.includes("release:") &&
           !lower.includes("ignore:") &&
+          !lower.includes("chore:") &&
           !lower.includes("ci:") &&
           !lower.includes("wip:") &&
           !lower.includes("docs:") &&
           !lower.includes("doc:")
         )
       })
-    .join("\n")
+      .join("\n") || "No notable changes"
 
-  if (!dry)
-    await $`gh release create v${version} --title "v${version}" --notes ${notes} ./dist/*.zip`
+  if (!dry) await $`gh release create v${version} --title "v${version}" --notes ${notes} ./dist/*.zip`
 
   // Calculate SHA values
-  const arm64Sha =
-    await $`sha256sum ./dist/opencode-linux-arm64.zip | cut -d' ' -f1`
-      .text()
-      .then((x) => x.trim())
-  const x64Sha =
-    await $`sha256sum ./dist/opencode-linux-x64.zip | cut -d' ' -f1`
-      .text()
-      .then((x) => x.trim())
-  const macX64Sha =
-    await $`sha256sum ./dist/opencode-darwin-x64.zip | cut -d' ' -f1`
-      .text()
-      .then((x) => x.trim())
-  const macArm64Sha =
-    await $`sha256sum ./dist/opencode-darwin-arm64.zip | cut -d' ' -f1`
-      .text()
-      .then((x) => x.trim())
+  const arm64Sha = await $`sha256sum ./dist/opencode-linux-arm64.zip | cut -d' ' -f1`.text().then((x) => x.trim())
+  const x64Sha = await $`sha256sum ./dist/opencode-linux-x64.zip | cut -d' ' -f1`.text().then((x) => x.trim())
+  const macX64Sha = await $`sha256sum ./dist/opencode-darwin-x64.zip | cut -d' ' -f1`.text().then((x) => x.trim())
+  const macArm64Sha = await $`sha256sum ./dist/opencode-darwin-arm64.zip | cut -d' ' -f1`.text().then((x) => x.trim())
 
   // AUR package
   const pkgbuild = [
@@ -170,9 +155,8 @@ if (!snapshot) {
   for (const pkg of ["opencode", "opencode-bin"]) {
     await $`rm -rf ./dist/aur-${pkg}`
     await $`git clone ssh://aur@aur.archlinux.org/${pkg}.git ./dist/aur-${pkg}`
-    await Bun.file(`./dist/aur-${pkg}/PKGBUILD`).write(
-      pkgbuild.replace("${pkg}", pkg),
-    )
+    await $`cd ./dist/aur-${pkg} && git checkout master`
+    await Bun.file(`./dist/aur-${pkg}/PKGBUILD`).write(pkgbuild.replace("${pkg}", pkg))
     await $`cd ./dist/aur-${pkg} && makepkg --printsrcinfo > .SRCINFO`
     await $`cd ./dist/aur-${pkg} && git add PKGBUILD .SRCINFO`
     await $`cd ./dist/aur-${pkg} && git commit -m "Update to v${version}"`

packages/opencode/script/schema.ts

@@ -4,5 +4,32 @@ import "zod-openapi/extend"
 import { Config } from "../src/config/config"
 import { zodToJsonSchema } from "zod-to-json-schema"
 
-const result = zodToJsonSchema(Config.Info)
-await Bun.write("config.schema.json", JSON.stringify(result, null, 2))
+const file = process.argv[2]
+
+const result = zodToJsonSchema(Config.Info, {
+  /**
+   * We'll use the `default` values of the field as the only value in `examples`.
+   * This will ensure no docs are needed to be read, as the configuration is
+   * self-documenting.
+   *
+   * See https://json-schema.org/draft/2020-12/draft-bhutton-json-schema-validation-00#rfc.section.9.5
+   */
+  postProcess(jsonSchema) {
+    const schema = jsonSchema as typeof jsonSchema & {
+      examples?: unknown[]
+    }
+    if (schema && typeof schema === "object" && "type" in schema && schema.type === "string" && schema?.default) {
+      if (!schema.examples) {
+        schema.examples = [schema.default]
+      }
+
+      schema.description = [schema.description || "", `default: \`${schema.default}\``]
+        .filter(Boolean)
+        .join("\n\n")
+        .trim()
+    }
+
+    return jsonSchema
+  },
+})
+await Bun.write(file, JSON.stringify(result, null, 2))

packages/opencode/src/agent/agent.ts

@@ -0,0 +1,105 @@
+import { App } from "../app/app"
+import { Config } from "../config/config"
+import z from "zod"
+import { Provider } from "../provider/provider"
+import { generateObject, type ModelMessage } from "ai"
+import PROMPT_GENERATE from "./generate.txt"
+import { SystemPrompt } from "../session/system"
+
+export namespace Agent {
+  export const Info = z
+    .object({
+      name: z.string(),
+      model: z
+        .object({
+          modelID: z.string(),
+          providerID: z.string(),
+        })
+        .optional(),
+      description: z.string(),
+      prompt: z.string().optional(),
+      tools: z.record(z.boolean()),
+    })
+    .openapi({
+      ref: "Agent",
+    })
+  export type Info = z.infer<typeof Info>
+  const state = App.state("agent", async () => {
+    const cfg = await Config.get()
+    const result: Record<string, Info> = {
+      general: {
+        name: "general",
+        description:
+          "General-purpose agent for researching complex questions, searching for code, and executing multi-step tasks. When you are searching for a keyword or file and are not confident that you will find the right match in the first few tries use this agent to perform the search for you.",
+        tools: {
+          todoread: false,
+          todowrite: false,
+        },
+      },
+    }
+    for (const [key, value] of Object.entries(cfg.agent ?? {})) {
+      if (value.disable) {
+        delete result[key]
+        continue
+      }
+      let item = result[key]
+      if (!item)
+        item = result[key] = {
+          name: key,
+          description: "",
+          tools: {
+            todowrite: false,
+            todoread: false,
+          },
+        }
+      const model = value.model ?? cfg.model
+      if (model) item.model = Provider.parseModel(model)
+      if (value.prompt) item.prompt = value.prompt
+      if (value.tools)
+        item.tools = {
+          ...item.tools,
+          ...value.tools,
+        }
+      if (value.description) item.description = value.description
+    }
+    return result
+  })
+
+  export async function get(agent: string) {
+    return state().then((x) => x[agent])
+  }
+
+  export async function list() {
+    return state().then((x) => Object.values(x))
+  }
+
+  export async function generate(input: { description: string }) {
+    const defaultModel = await Provider.defaultModel()
+    const model = await Provider.getModel(defaultModel.providerID, defaultModel.modelID)
+    const system = SystemPrompt.header(defaultModel.providerID)
+    system.push(PROMPT_GENERATE)
+    const existing = await list()
+    const result = await generateObject({
+      temperature: 0.3,
+      prompt: [
+        ...system.map(
+          (item): ModelMessage => ({
+            role: "system",
+            content: item,
+          }),
+        ),
+        {
+          role: "user",
+          content: `Create an agent configuration based on this request: \"${input.description}\".\n\nIMPORTANT: The following identifiers already exist and must NOT be used: ${existing.map((i) => i.name).join(", ")}\n  Return ONLY the JSON object, no other text, do not wrap in backticks`,
+        },
+      ],
+      model: model.language,
+      schema: z.object({
+        identifier: z.string(),
+        whenToUse: z.string(),
+        systemPrompt: z.string(),
+      }),
+    })
+    return result.object
+  }
+}

packages/opencode/src/agent/generate.txt

@@ -0,0 +1,75 @@
+You are an elite AI agent architect specializing in crafting high-performance agent configurations. Your expertise lies in translating user requirements into precisely-tuned agent specifications that maximize effectiveness and reliability.
+
+**Important Context**: You may have access to project-specific instructions from CLAUDE.md files and other context that may include coding standards, project structure, and custom requirements. Consider this context when creating agents to ensure they align with the project's established patterns and practices.
+
+When a user describes what they want an agent to do, you will:
+
+1. **Extract Core Intent**: Identify the fundamental purpose, key responsibilities, and success criteria for the agent. Look for both explicit requirements and implicit needs. Consider any project-specific context from CLAUDE.md files. For agents that are meant to review code, you should assume that the user is asking to review recently written code and not the whole codebase, unless the user has explicitly instructed you otherwise.
+
+2. **Design Expert Persona**: Create a compelling expert identity that embodies deep domain knowledge relevant to the task. The persona should inspire confidence and guide the agent's decision-making approach.
+
+3. **Architect Comprehensive Instructions**: Develop a system prompt that:
+
+   - Establishes clear behavioral boundaries and operational parameters
+   - Provides specific methodologies and best practices for task execution
+   - Anticipates edge cases and provides guidance for handling them
+   - Incorporates any specific requirements or preferences mentioned by the user
+   - Defines output format expectations when relevant
+   - Aligns with project-specific coding standards and patterns from CLAUDE.md
+
+4. **Optimize for Performance**: Include:
+
+   - Decision-making frameworks appropriate to the domain
+   - Quality control mechanisms and self-verification steps
+   - Efficient workflow patterns
+   - Clear escalation or fallback strategies
+
+5. **Create Identifier**: Design a concise, descriptive identifier that:
+   - Uses lowercase letters, numbers, and hyphens only
+   - Is typically 2-4 words joined by hyphens
+   - Clearly indicates the agent's primary function
+   - Is memorable and easy to type
+   - Avoids generic terms like "helper" or "assistant"
+
+6 **Example agent descriptions**:
+
+- in the 'whenToUse' field of the JSON object, you should include examples of when this agent should be used.
+- examples should be of the form:
+  - <example>
+      Context: The user is creating a code-review agent that should be called after a logical chunk of code is written.
+      user: "Please write a function that checks if a number is prime"
+      assistant: "Here is the relevant function: "
+      <function call omitted for brevity only for this example>
+      <commentary>
+      Since the user is greeting, use the Task tool to launch the greeting-responder agent to respond with a friendly joke. 
+      </commentary>
+      assistant: "Now let me use the code-reviewer agent to review the code"
+    </example>
+  - <example>
+      Context: User is creating an agent to respond to the word "hello" with a friendly jok.
+      user: "Hello"
+      assistant: "I'm going to use the Task tool to launch the greeting-responder agent to respond with a friendly joke"
+      <commentary>
+      Since the user is greeting, use the greeting-responder agent to respond with a friendly joke. 
+      </commentary>
+    </example>
+- If the user mentioned or implied that the agent should be used proactively, you should include examples of this.
+- NOTE: Ensure that in the examples, you are making the assistant use the Agent tool and not simply respond directly to the task.
+
+Your output must be a valid JSON object with exactly these fields:
+{
+"identifier": "A unique, descriptive identifier using lowercase letters, numbers, and hyphens (e.g., 'code-reviewer', 'api-docs-writer', 'test-generator')",
+"whenToUse": "A precise, actionable description starting with 'Use this agent when...' that clearly defines the triggering conditions and use cases. Ensure you include examples as described above.",
+"systemPrompt": "The complete system prompt that will govern the agent's behavior, written in second person ('You are...', 'You will...') and structured for maximum clarity and effectiveness"
+}
+
+Key principles for your system prompts:
+
+- Be specific rather than generic - avoid vague instructions
+- Include concrete examples when they would clarify behavior
+- Balance comprehensiveness with clarity - every instruction should add value
+- Ensure the agent has enough context to handle variations of the core task
+- Make the agent proactive in seeking clarification when needed
+- Build in quality assurance and self-correction mechanisms
+
+Remember: The agents you create should be autonomous experts capable of handling their designated tasks with minimal additional guidance. Your system prompts are their complete operational manual.

packages/opencode/src/app/app.ts

@@ -12,7 +12,6 @@ export namespace App {
 
   export const Info = z
     .object({
-      user: z.string(),
       hostname: z.string(),
       git: z.boolean(),
       path: z.object({
@@ -45,23 +44,14 @@ export namespace App {
   }
 
   export const provideExisting = ctx.provide
-  export async function provide<T>(
-    input: Input,
-    cb: (app: App.Info) => Promise<T>,
-  ) {
+  export async function provide<T>(input: Input, cb: (app: App.Info) => Promise<T>) {
     log.info("creating", {
       cwd: input.cwd,
     })
-    const git = await Filesystem.findUp(".git", input.cwd).then(([x]) =>
-      x ? path.dirname(x) : undefined,
-    )
+    const git = await Filesystem.findUp(".git", input.cwd).then(([x]) => (x ? path.dirname(x) : undefined))
     log.info("git", { git })
 
-    const data = path.join(
-      Global.Path.data,
-      "project",
-      git ? directory(git) : "global",
-    )
+    const data = path.join(Global.Path.data, "project", git ? directory(git) : "global")
     const stateFile = Bun.file(path.join(data, APP_JSON))
     const state = (await stateFile.json().catch(() => ({}))) as {
       initialized: number
@@ -79,7 +69,6 @@ export namespace App {
     const root = git ?? input.cwd
 
     const info: Info = {
-      user: os.userInfo().username,
       hostname: os.hostname(),
       time: {
         initialized: state.initialized,

packages/opencode/src/auth/anthropic.ts

@@ -4,20 +4,18 @@ import { Auth } from "./index"
 export namespace AuthAnthropic {
   const CLIENT_ID = "9d1c250a-e61b-44d9-88ed-5944d1962f5e"
 
-  export async function authorize() {
+  export async function authorize(mode: "max" | "console") {
     const pkce = await generatePKCE()
-    const url = new URL("https://claude.ai/oauth/authorize", import.meta.url)
+
+    const url = new URL(
+      `https://${mode === "console" ? "console.anthropic.com" : "claude.ai"}/oauth/authorize`,
+      import.meta.url,
+    )
     url.searchParams.set("code", "true")
     url.searchParams.set("client_id", CLIENT_ID)
     url.searchParams.set("response_type", "code")
-    url.searchParams.set(
-      "redirect_uri",
-      "https://console.anthropic.com/oauth/code/callback",
-    )
-    url.searchParams.set(
-      "scope",
-      "org:create_api_key user:profile user:inference",
-    )
+    url.searchParams.set("redirect_uri", "https://console.anthropic.com/oauth/code/callback")
+    url.searchParams.set("scope", "org:create_api_key user:profile user:inference")
     url.searchParams.set("code_challenge", pkce.challenge)
     url.searchParams.set("code_challenge_method", "S256")
     url.searchParams.set("state", pkce.verifier)
@@ -45,21 +43,18 @@ export namespace AuthAnthropic {
     })
     if (!result.ok) throw new ExchangeFailed()
     const json = await result.json()
-    await Auth.set("anthropic", {
-      type: "oauth",
+    return {
       refresh: json.refresh_token as string,
       access: json.access_token as string,
       expires: Date.now() + json.expires_in * 1000,
-    })
+    }
   }
 
   export async function access() {
     const info = await Auth.get("anthropic")
     if (!info || info.type !== "oauth") return
     if (info.access && info.expires > Date.now()) return info.access
-    const response = await fetch(
-      "https://console.anthropic.com/v1/oauth/token",
-      {
+    const response = await fetch("https://console.anthropic.com/v1/oauth/token", {
       method: "POST",
       headers: {
         "Content-Type": "application/json",
@@ -69,8 +64,7 @@ export namespace AuthAnthropic {
         refresh_token: info.refresh,
         client_id: CLIENT_ID,
       }),
-      },
-    )
+    })
     if (!response.ok) return
     const json = await response.json()
     await Auth.set("anthropic", {

packages/opencode/src/auth/copilot.ts

@@ -4,13 +4,12 @@ import path from "path"
 
 export const AuthCopilot = lazy(async () => {
   const file = Bun.file(path.join(Global.Path.state, "plugin", "copilot.ts"))
-  const response = fetch(
-    "https://raw.githubusercontent.com/sst/opencode-github-copilot/refs/heads/main/auth.ts",
-  )
+  const exists = await file.exists()
+  const response = fetch("https://raw.githubusercontent.com/sst/opencode-github-copilot/refs/heads/main/auth.ts")
     .then((x) => Bun.write(file, x))
     .catch(() => {})
 
-  if (!file.exists()) {
+  if (!exists) {
     const worked = await response
     if (!worked) return
   }

packages/opencode/src/auth/github-copilot.ts

@@ -122,10 +122,7 @@ export namespace AuthGithubCopilot {
     return tokenData.token
   }
 
-  export const DeviceCodeError = NamedError.create(
-    "DeviceCodeError",
-    z.object({}),
-  )
+  export const DeviceCodeError = NamedError.create("DeviceCodeError", z.object({}))
 
   export const TokenExchangeError = NamedError.create(
     "TokenExchangeError",

packages/opencode/src/auth/index.ts

@@ -16,7 +16,13 @@ export namespace Auth {
     key: z.string(),
   })
 
-  export const Info = z.discriminatedUnion("type", [Oauth, Api])
+  export const WellKnown = z.object({
+    type: z.literal("wellknown"),
+    key: z.string(),
+    token: z.string(),
+  })
+
+  export const Info = z.discriminatedUnion("type", [Oauth, Api, WellKnown])
   export type Info = z.infer<typeof Info>
 
   const filepath = path.join(Global.Path.data, "auth.json")

packages/opencode/src/bun/index.ts

@@ -8,10 +8,7 @@ import { readableStreamToText } from "bun"
 export namespace BunProc {
   const log = Log.create({ service: "bun" })
 
-  export async function run(
-    cmd: string[],
-    options?: Bun.SpawnOptions.OptionsObject<any, any, any>,
-  ) {
+  export async function run(cmd: string[], options?: Bun.SpawnOptions.OptionsObject<any, any, any>) {
     log.info("running", {
       cmd: [which(), ...cmd],
       ...options,
@@ -26,9 +23,17 @@ export namespace BunProc {
         BUN_BE_BUN: "1",
       },
     })
-    const code = await result.exited;
-    const stdout = result.stdout ? typeof result.stdout === "number" ? result.stdout : await readableStreamToText(result.stdout) : undefined
-    const stderr = result.stderr ? typeof result.stderr === "number" ? result.stderr : await readableStreamToText(result.stderr) : undefined
+    const code = await result.exited
+    const stdout = result.stdout
+      ? typeof result.stdout === "number"
+        ? result.stdout
+        : await readableStreamToText(result.stdout)
+      : undefined
+    const stderr = result.stderr
+      ? typeof result.stderr === "number"
+        ? result.stderr
+        : await readableStreamToText(result.stderr)
+      : undefined
     log.info("done", {
       code,
       stdout,
@@ -55,13 +60,23 @@ export namespace BunProc {
   export async function install(pkg: string, version = "latest") {
     const mod = path.join(Global.Path.cache, "node_modules", pkg)
     const pkgjson = Bun.file(path.join(Global.Path.cache, "package.json"))
-    const parsed = await pkgjson.json().catch(() => ({
-      dependencies: {},
-    }))
+    const parsed = await pkgjson.json().catch(async () => {
+      const result = { dependencies: {} }
+      await Bun.write(pkgjson.name!, JSON.stringify(result, null, 2))
+      return result
+    })
     if (parsed.dependencies[pkg] === version) return mod
-    parsed.dependencies[pkg] = version
-    await Bun.write(pkgjson, JSON.stringify(parsed, null, 2))
-    await BunProc.run(["install", "--registry=https://registry.npmjs.org"], {
+
+    // Build command arguments
+    const args = ["add", "--force", "--exact", "--cwd", Global.Path.cache, pkg + "@" + version]
+
+    // Let Bun handle registry resolution:
+    // - If .npmrc files exist, Bun will use them automatically
+    // - If no .npmrc files exist, Bun will default to https://registry.npmjs.org
+    // - No need to pass --registry flag
+    log.info("installing package using Bun's default registry resolution", { pkg, version })
+
+    await BunProc.run(args, {
       cwd: Global.Path.cache,
     }).catch((e) => {
       throw new InstallFailedError(
@@ -71,6 +86,8 @@ export namespace BunProc {
         },
       )
     })
+    parsed.dependencies[pkg] = version
+    await Bun.write(pkgjson.name!, JSON.stringify(parsed, null, 2))
     return mod
   }
 }

packages/opencode/src/bus/index.ts

@@ -18,10 +18,7 @@ export namespace Bus {
 
   const registry = new Map<string, EventDefinition>()
 
-  export function event<Type extends string, Properties extends ZodType>(
-    type: Type,
-    properties: Properties,
-  ) {
+  export function event<Type extends string, Properties extends ZodType>(type: Type, properties: Properties) {
     const result = {
       type,
       properties,
@@ -72,10 +69,7 @@ export namespace Bus {
 
   export function subscribe<Definition extends EventDefinition>(
     def: Definition,
-    callback: (event: {
-      type: Definition["type"]
-      properties: z.infer<Definition["properties"]>
-    }) => void,
+    callback: (event: { type: Definition["type"]; properties: z.infer<Definition["properties"]> }) => void,
   ) {
     return raw(def.type, callback)
   }

packages/opencode/src/cli/bootstrap.ts

@@ -1,20 +1,19 @@
 import { App } from "../app/app"
 import { ConfigHooks } from "../config/hooks"
-import { FileWatcher } from "../file/watch"
 import { Format } from "../format"
 import { LSP } from "../lsp"
+import { Plugin } from "../plugin"
 import { Share } from "../share/share"
+import { Snapshot } from "../snapshot"
 
-export async function bootstrap<T>(
-  input: App.Input,
-  cb: (app: App.Info) => Promise<T>,
-) {
+export async function bootstrap<T>(input: App.Input, cb: (app: App.Info) => Promise<T>) {
   return App.provide(input, async (app) => {
     Share.init()
     Format.init()
+    Plugin.init()
     ConfigHooks.init()
     LSP.init()
-    FileWatcher.init()
+    Snapshot.init()
 
     return cb(app)
   })

packages/opencode/src/cli/cmd/agent.ts

@@ -0,0 +1,110 @@
+import { cmd } from "./cmd"
+import * as prompts from "@clack/prompts"
+import { UI } from "../ui"
+import { Global } from "../../global"
+import { Agent } from "../../agent/agent"
+import path from "path"
+import matter from "gray-matter"
+import { App } from "../../app/app"
+
+const AgentCreateCommand = cmd({
+  command: "create",
+  describe: "create a new agent",
+  async handler() {
+    await App.provide({ cwd: process.cwd() }, async (app) => {
+      UI.empty()
+      prompts.intro("Create agent")
+
+      let scope: "global" | "project" = "global"
+      if (app.git) {
+        const scopeResult = await prompts.select({
+          message: "Location",
+          options: [
+            {
+              label: "Current project",
+              value: "project" as const,
+              hint: app.path.root,
+            },
+            {
+              label: "Global",
+              value: "global" as const,
+              hint: Global.Path.config,
+            },
+          ],
+        })
+        if (prompts.isCancel(scopeResult)) throw new UI.CancelledError()
+        scope = scopeResult
+      }
+
+      const query = await prompts.text({
+        message: "Description",
+        placeholder: "What should this agent do?",
+        validate: (x) => x && (x.length > 0 ? undefined : "Required"),
+      })
+      if (prompts.isCancel(query)) throw new UI.CancelledError()
+
+      const spinner = prompts.spinner()
+
+      spinner.start("Generating agent configuration...")
+      const generated = await Agent.generate({ description: query })
+      spinner.stop(`Agent ${generated.identifier} generated`)
+
+      const availableTools = [
+        "bash",
+        "read",
+        "write",
+        "edit",
+        "list",
+        "glob",
+        "grep",
+        "webfetch",
+        "task",
+        "todowrite",
+        "todoread",
+      ]
+
+      const selectedTools = await prompts.multiselect({
+        message: "Select tools to enable",
+        options: availableTools.map((tool) => ({
+          label: tool,
+          value: tool,
+        })),
+        initialValues: availableTools,
+      })
+      if (prompts.isCancel(selectedTools)) throw new UI.CancelledError()
+
+      const tools: Record<string, boolean> = {}
+      for (const tool of availableTools) {
+        if (!selectedTools.includes(tool)) {
+          tools[tool] = false
+        }
+      }
+
+      const frontmatter: any = {
+        description: generated.whenToUse,
+      }
+      if (Object.keys(tools).length > 0) {
+        frontmatter.tools = tools
+      }
+
+      const content = matter.stringify(generated.systemPrompt, frontmatter)
+      const filePath = path.join(
+        scope === "global" ? Global.Path.config : path.join(app.path.root, ".opencode"),
+        `agent`,
+        `${generated.identifier}.md`,
+      )
+
+      await Bun.write(filePath, content)
+
+      prompts.log.success(`Agent created: ${filePath}`)
+      prompts.outro("Done")
+    })
+  },
+})
+
+export const AgentCommand = cmd({
+  command: "agent",
+  describe: "manage agents",
+  builder: (yargs) => yargs.command(AgentCreateCommand).demandCommand(),
+  async handler() {},
+})

packages/opencode/src/cli/cmd/auth.ts

@@ -15,11 +15,7 @@ export const AuthCommand = cmd({
   command: "auth",
   describe: "manage credentials",
   builder: (yargs) =>
-    yargs
-      .command(AuthLoginCommand)
-      .command(AuthLogoutCommand)
-      .command(AuthListCommand)
-      .demandCommand(),
+    yargs.command(AuthLoginCommand).command(AuthLogoutCommand).command(AuthListCommand).demandCommand(),
   async handler() {},
 })
 
@@ -31,9 +27,7 @@ export const AuthListCommand = cmd({
     UI.empty()
     const authPath = path.join(Global.Path.data, "auth.json")
     const homedir = os.homedir()
-    const displayPath = authPath.startsWith(homedir)
-      ? authPath.replace(homedir, "~")
-      : authPath
+    const displayPath = authPath.startsWith(homedir) ? authPath.replace(homedir, "~") : authPath
     prompts.intro(`Credentials ${UI.Style.TEXT_DIM}${displayPath}`)
     const results = await Auth.all().then((x) => Object.entries(x))
     const database = await ModelsDev.get()
@@ -67,25 +61,56 @@ export const AuthListCommand = cmd({
         prompts.log.info(`${provider} ${UI.Style.TEXT_DIM}${envVar}`)
       }
 
-      prompts.outro(`${activeEnvVars.length} environment variables`)
+      prompts.outro(`${activeEnvVars.length} environment variable` + (activeEnvVars.length === 1 ? "" : "s"))
     }
   },
 })
 
 export const AuthLoginCommand = cmd({
-  command: "login",
+  command: "login [url]",
   describe: "log in to a provider",
-  async handler() {
+  builder: (yargs) =>
+    yargs.positional("url", {
+      describe: "opencode auth provider",
+      type: "string",
+    }),
+  async handler(args) {
     UI.empty()
     prompts.intro("Add credential")
+    if (args.url) {
+      const wellknown = await fetch(`${args.url}/.well-known/opencode`).then((x) => x.json())
+      prompts.log.info(`Running \`${wellknown.auth.command.join(" ")}\``)
+      const proc = Bun.spawn({
+        cmd: wellknown.auth.command,
+        stdout: "pipe",
+      })
+      const exit = await proc.exited
+      if (exit !== 0) {
+        prompts.log.error("Failed")
+        prompts.outro("Done")
+        return
+      }
+      const token = await new Response(proc.stdout).text()
+      await Auth.set(args.url, {
+        type: "wellknown",
+        key: wellknown.auth.env,
+        token: token.trim(),
+      })
+      prompts.log.success("Logged into " + args.url)
+      prompts.outro("Done")
+      return
+    }
+    await ModelsDev.refresh().catch(() => {})
     const providers = await ModelsDev.get()
     const priority: Record<string, number> = {
       anthropic: 0,
       "github-copilot": 1,
       openai: 2,
       google: 3,
+      openrouter: 4,
+      vercel: 5,
     }
-    let provider = await prompts.select({
+    let provider = await prompts.autocomplete({
       message: "Select provider",
       maxItems: 8,
       options: [
@@ -114,8 +139,7 @@ export const AuthLoginCommand = cmd({
     if (provider === "other") {
       provider = await prompts.text({
         message: "Enter provider id",
-        validate: (x) =>
-          x.match(/^[a-z-]+$/) ? undefined : "a-z and hyphens only",
+        validate: (x) => x && (x.match(/^[0-9a-z-]+$/) ? undefined : "a-z, 0-9 and hyphens only"),
       })
       if (prompts.isCancel(provider)) throw new UI.CancelledError()
       provider = provider.replace(/^@ai-sdk\//, "")
@@ -127,7 +151,7 @@ export const AuthLoginCommand = cmd({
 
     if (provider === "amazon-bedrock") {
       prompts.log.info(
-        "Amazon bedrock can be configured with standard AWS environment variables like AWS_PROFILE or AWS_ACCESS_KEY_ID",
+        "Amazon bedrock can be configured with standard AWS environment variables like AWS_BEARER_TOKEN_BEDROCK, AWS_PROFILE or AWS_ACCESS_KEY_ID",
       )
       prompts.outro("Done")
       return
@@ -139,20 +163,24 @@ export const AuthLoginCommand = cmd({
         options: [
           {
             label: "Claude Pro/Max",
-            value: "oauth",
+            value: "max",
           },
           {
-            label: "API Key",
+            label: "Create API Key",
+            value: "console",
+          },
+          {
+            label: "Manually enter API Key",
             value: "api",
           },
         ],
       })
       if (prompts.isCancel(method)) throw new UI.CancelledError()
 
-      if (method === "oauth") {
+      if (method === "max") {
         // some weird bug where program exits without this
         await new Promise((resolve) => setTimeout(resolve, 10))
-        const { url, verifier } = await AuthAnthropic.authorize()
+        const { url, verifier } = await AuthAnthropic.authorize("max")
         prompts.note("Trying to open browser...")
         try {
           await open(url)
@@ -165,17 +193,70 @@ export const AuthLoginCommand = cmd({
 
         const code = await prompts.text({
           message: "Paste the authorization code here: ",
-          validate: (x) => (x.length > 0 ? undefined : "Required"),
+          validate: (x) => x && (x.length > 0 ? undefined : "Required"),
         })
         if (prompts.isCancel(code)) throw new UI.CancelledError()
 
-        await AuthAnthropic.exchange(code, verifier)
-          .then(() => {
+        try {
+          const credentials = await AuthAnthropic.exchange(code, verifier)
+          await Auth.set("anthropic", {
+            type: "oauth",
+            refresh: credentials.refresh,
+            access: credentials.access,
+            expires: credentials.expires,
+          })
           prompts.log.success("Login successful")
-          })
-          .catch(() => {
+        } catch {
           prompts.log.error("Invalid code")
+        }
+        prompts.outro("Done")
+        return
+      }
+
+      if (method === "console") {
+        // some weird bug where program exits without this
+        await new Promise((resolve) => setTimeout(resolve, 10))
+        const { url, verifier } = await AuthAnthropic.authorize("console")
+        prompts.note("Trying to open browser...")
+        try {
+          await open(url)
+        } catch (e) {
+          prompts.log.error(
+            "Failed to open browser perhaps you are running without a display or X server, please open the following URL in your browser:",
+          )
+        }
+        prompts.log.info(url)
+
+        const code = await prompts.text({
+          message: "Paste the authorization code here: ",
+          validate: (x) => x && (x.length > 0 ? undefined : "Required"),
         })
+        if (prompts.isCancel(code)) throw new UI.CancelledError()
+
+        try {
+          const credentials = await AuthAnthropic.exchange(code, verifier)
+          const accessToken = credentials.access
+          const response = await fetch("https://api.anthropic.com/api/oauth/claude_cli/create_api_key", {
+            method: "POST",
+            headers: {
+              Authorization: `Bearer ${accessToken}`,
+              "Content-Type": "application/x-www-form-urlencoded",
+              Accept: "application/json, text/plain, */*",
+            },
+          })
+          if (!response.ok) {
+            throw new Error("Failed to create API key")
+          }
+          const json = await response.json()
+          await Auth.set("anthropic", {
+            type: "api",
+            key: json.raw_key,
+          })
+
+          prompts.log.success("Login successful - API key created and saved")
+        } catch (error) {
+          prompts.log.error("Invalid code or failed to create API key")
+        }
         prompts.outro("Done")
         return
       }
@@ -186,17 +267,13 @@ export const AuthLoginCommand = cmd({
       await new Promise((resolve) => setTimeout(resolve, 10))
       const deviceInfo = await copilot.authorize()
 
-      prompts.note(
-        `Please visit: ${deviceInfo.verification}\nEnter code: ${deviceInfo.user}`,
-      )
+      prompts.note(`Please visit: ${deviceInfo.verification}\nEnter code: ${deviceInfo.user}`)
 
       const spinner = prompts.spinner()
       spinner.start("Waiting for authorization...")
 
       while (true) {
-        await new Promise((resolve) =>
-          setTimeout(resolve, deviceInfo.interval * 1000),
-        )
+        await new Promise((resolve) => setTimeout(resolve, deviceInfo.interval * 1000))
         const response = await copilot.poll(deviceInfo.device)
         if (response.status === "pending") continue
         if (response.status === "success") {
@@ -219,9 +296,13 @@ export const AuthLoginCommand = cmd({
       return
     }
 
+    if (provider === "vercel") {
+      prompts.log.info("You can create an api key in the dashboard")
+    }
+
     const key = await prompts.password({
       message: "Enter your API key",
-      validate: (x) => (x.length > 0 ? undefined : "Required"),
+      validate: (x) => x && (x.length > 0 ? undefined : "Required"),
     })
     if (prompts.isCancel(key)) throw new UI.CancelledError()
     await Auth.set(provider, {
@@ -248,12 +329,7 @@ export const AuthLogoutCommand = cmd({
     const providerID = await prompts.select({
       message: "Select provider",
       options: credentials.map(([key, value]) => ({
-        label:
-          (database[key]?.name || key) +
-          UI.Style.TEXT_DIM +
-          " (" +
-          value.type +
-          ")",
+        label: (database[key]?.name || key) + UI.Style.TEXT_DIM + " (" + value.type + ")",
         value: key,
       })),
     })

packages/opencode/src/cli/cmd/debug/file.ts

@@ -31,7 +31,6 @@ const FileStatusCommand = cmd({
 
 export const FileCommand = cmd({
   command: "file",
-  builder: (yargs) =>
-    yargs.command(FileReadCommand).command(FileStatusCommand).demandCommand(),
+  builder: (yargs) => yargs.command(FileReadCommand).command(FileStatusCommand).demandCommand(),
   async handler() {},
 })

packages/opencode/src/cli/cmd/debug/index.ts

@@ -1,8 +1,10 @@
+import { Global } from "../../../global"
 import { bootstrap } from "../../bootstrap"
 import { cmd } from "../cmd"
 import { FileCommand } from "./file"
 import { LSPCommand } from "./lsp"
 import { RipgrepCommand } from "./ripgrep"
+import { ScrapCommand } from "./scrap"
 import { SnapshotCommand } from "./snapshot"
 
 export const DebugCommand = cmd({
@@ -12,17 +14,26 @@ export const DebugCommand = cmd({
       .command(LSPCommand)
       .command(RipgrepCommand)
       .command(FileCommand)
+      .command(ScrapCommand)
       .command(SnapshotCommand)
+      .command(PathsCommand)
       .command({
         command: "wait",
         async handler() {
           await bootstrap({ cwd: process.cwd() }, async () => {
-            await new Promise((resolve) =>
-              setTimeout(resolve, 1_000 * 60 * 60 * 24),
-            )
+            await new Promise((resolve) => setTimeout(resolve, 1_000 * 60 * 60 * 24))
           })
         },
       })
       .demandCommand(),
   async handler() {},
 })
+
+const PathsCommand = cmd({
+  command: "paths",
+  handler() {
+    for (const [key, value] of Object.entries(Global.Path)) {
+      console.log(key.padEnd(10), value)
+    }
+  },
+})

packages/opencode/src/cli/cmd/debug/lsp.ts

@@ -6,14 +6,13 @@ import { Log } from "../../../util/log"
 export const LSPCommand = cmd({
   command: "lsp",
   builder: (yargs) =>
-    yargs.command(DiagnosticsCommand).command(SymbolsCommand).demandCommand(),
+    yargs.command(DiagnosticsCommand).command(SymbolsCommand).command(DocumentSymbolsCommand).demandCommand(),
   async handler() {},
 })
 
 const DiagnosticsCommand = cmd({
   command: "diagnostics <file>",
-  builder: (yargs) =>
-    yargs.positional("file", { type: "string", demandOption: true }),
+  builder: (yargs) => yargs.positional("file", { type: "string", demandOption: true }),
   async handler(args) {
     await bootstrap({ cwd: process.cwd() }, async () => {
       await LSP.touchFile(args.file, true)
@@ -24,14 +23,24 @@ const DiagnosticsCommand = cmd({
 
 export const SymbolsCommand = cmd({
   command: "symbols <query>",
-  builder: (yargs) =>
-    yargs.positional("query", { type: "string", demandOption: true }),
+  builder: (yargs) => yargs.positional("query", { type: "string", demandOption: true }),
   async handler(args) {
     await bootstrap({ cwd: process.cwd() }, async () => {
-      await LSP.touchFile("./src/index.ts", true)
       using _ = Log.Default.time("symbols")
       const results = await LSP.workspaceSymbol(args.query)
       console.log(JSON.stringify(results, null, 2))
     })
   },
 })
+
+export const DocumentSymbolsCommand = cmd({
+  command: "document-symbols <uri>",
+  builder: (yargs) => yargs.positional("uri", { type: "string", demandOption: true }),
+  async handler(args) {
+    await bootstrap({ cwd: process.cwd() }, async () => {
+      using _ = Log.Default.time("document-symbols")
+      const results = await LSP.documentSymbol(args.uri)
+      console.log(JSON.stringify(results, null, 2))
+    })
+  },
+})

packages/opencode/src/cli/cmd/debug/ripgrep.ts

@@ -5,12 +5,7 @@ import { cmd } from "../cmd"
 
 export const RipgrepCommand = cmd({
   command: "rg",
-  builder: (yargs) =>
-    yargs
-      .command(TreeCommand)
-      .command(FilesCommand)
-      .command(SearchCommand)
-      .demandCommand(),
+  builder: (yargs) => yargs.command(TreeCommand).command(FilesCommand).command(SearchCommand).demandCommand(),
   async handler() {},
 })
 
@@ -50,7 +45,7 @@ const FilesCommand = cmd({
       const files = await Ripgrep.files({
         cwd: app.path.cwd,
         query: args.query,
-        glob: args.glob,
+        glob: args.glob ? [args.glob] : undefined,
         limit: args.limit,
       })
       console.log(files.join("\n"))

packages/opencode/src/cli/cmd/debug/scrap.ts

@@ -0,0 +1,7 @@
+import { cmd } from "../cmd"
+
+export const ScrapCommand = cmd({
+  command: "scrap",
+  builder: (yargs) => yargs,
+  async handler() {},
+})

packages/opencode/src/cli/cmd/debug/snapshot.ts

@@ -4,36 +4,45 @@ import { cmd } from "../cmd"
 
 export const SnapshotCommand = cmd({
   command: "snapshot",
-  builder: (yargs) =>
-    yargs
-      .command(SnapshotCreateCommand)
-      .command(SnapshotRestoreCommand)
-      .demandCommand(),
+  builder: (yargs) => yargs.command(TrackCommand).command(PatchCommand).command(DiffCommand).demandCommand(),
   async handler() {},
 })
 
-export const SnapshotCreateCommand = cmd({
-  command: "create",
+const TrackCommand = cmd({
+  command: "track",
   async handler() {
     await bootstrap({ cwd: process.cwd() }, async () => {
-      const result = await Snapshot.create("test")
-      console.log(result)
+      console.log(await Snapshot.track())
     })
   },
 })
 
-export const SnapshotRestoreCommand = cmd({
-  command: "restore <commit>",
+const PatchCommand = cmd({
+  command: "patch <hash>",
   builder: (yargs) =>
-    yargs.positional("commit", {
+    yargs.positional("hash", {
       type: "string",
-      description: "commit",
+      description: "hash",
       demandOption: true,
     }),
   async handler(args) {
     await bootstrap({ cwd: process.cwd() }, async () => {
-      await Snapshot.restore("test", args.commit)
-      console.log("restored")
+      console.log(await Snapshot.patch(args.hash))
+    })
+  },
+})
+
+const DiffCommand = cmd({
+  command: "diff <hash>",
+  builder: (yargs) =>
+    yargs.positional("hash", {
+      type: "string",
+      description: "hash",
+      demandOption: true,
+    }),
+  async handler(args) {
+    await bootstrap({ cwd: process.cwd() }, async () => {
+      console.log(await Snapshot.diff(args.hash))
     })
   },
 })

packages/opencode/src/cli/cmd/generate.ts

@@ -1,18 +1,10 @@
 import { Server } from "../../server/server"
-import fs from "fs/promises"
-import path from "path"
 import type { CommandModule } from "yargs"
 
 export const GenerateCommand = {
   command: "generate",
   handler: async () => {
     const specs = await Server.openapi()
-    const dir = "gen"
-    await fs.rmdir(dir, { recursive: true }).catch(() => {})
-    await fs.mkdir(dir, { recursive: true })
-    await Bun.write(
-      path.join(dir, "openapi.json"),
-      JSON.stringify(specs, null, 2),
-    )
+    process.stdout.write(JSON.stringify(specs, null, 2))
   },
 } satisfies CommandModule

packages/opencode/src/cli/cmd/mcp.ts

@@ -0,0 +1,80 @@
+import { cmd } from "./cmd"
+import { Client } from "@modelcontextprotocol/sdk/client/index.js"
+import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js"
+import * as prompts from "@clack/prompts"
+import { UI } from "../ui"
+
+export const McpCommand = cmd({
+  command: "mcp",
+  builder: (yargs) => yargs.command(McpAddCommand).demandCommand(),
+  async handler() {},
+})
+
+export const McpAddCommand = cmd({
+  command: "add",
+  describe: "add an MCP server",
+  async handler() {
+    UI.empty()
+    prompts.intro("Add MCP server")
+
+    const name = await prompts.text({
+      message: "Enter MCP server name",
+      validate: (x) => x && (x.length > 0 ? undefined : "Required"),
+    })
+    if (prompts.isCancel(name)) throw new UI.CancelledError()
+
+    const type = await prompts.select({
+      message: "Select MCP server type",
+      options: [
+        {
+          label: "Local",
+          value: "local",
+          hint: "Run a local command",
+        },
+        {
+          label: "Remote",
+          value: "remote",
+          hint: "Connect to a remote URL",
+        },
+      ],
+    })
+    if (prompts.isCancel(type)) throw new UI.CancelledError()
+
+    if (type === "local") {
+      const command = await prompts.text({
+        message: "Enter command to run",
+        placeholder: "e.g., opencode x @modelcontextprotocol/server-filesystem",
+        validate: (x) => x && (x.length > 0 ? undefined : "Required"),
+      })
+      if (prompts.isCancel(command)) throw new UI.CancelledError()
+
+      prompts.log.info(`Local MCP server "${name}" configured with command: ${command}`)
+      prompts.outro("MCP server added successfully")
+      return
+    }
+
+    if (type === "remote") {
+      const url = await prompts.text({
+        message: "Enter MCP server URL",
+        placeholder: "e.g., https://example.com/mcp",
+        validate: (x) => {
+          if (!x) return "Required"
+          if (x.length === 0) return "Required"
+          const isValid = URL.canParse(x)
+          return isValid ? undefined : "Invalid URL"
+        },
+      })
+      if (prompts.isCancel(url)) throw new UI.CancelledError()
+
+      const client = new Client({
+        name: "opencode",
+        version: "1.0.0",
+      })
+      const transport = new StreamableHTTPClientTransport(new URL(url))
+      await client.connect(transport)
+      prompts.log.info(`Remote MCP server "${name}" configured with URL: ${url}`)
+    }
+
+    prompts.outro("MCP server added successfully")
+  },
+})

packages/opencode/src/cli/cmd/run.ts

@@ -2,12 +2,14 @@ import type { Argv } from "yargs"
 import { Bus } from "../../bus"
 import { Provider } from "../../provider/provider"
 import { Session } from "../../session"
-import { Message } from "../../session/message"
 import { UI } from "../ui"
 import { cmd } from "./cmd"
 import { Flag } from "../../flag/flag"
 import { Config } from "../../config/config"
 import { bootstrap } from "../bootstrap"
+import { MessageV2 } from "../../session/message-v2"
+import { Mode } from "../../session/mode"
+import { Identifier } from "../../id/id"
 
 const TOOL: Record<string, [string, string]> = {
   todowrite: ["Todo", UI.Style.TEXT_WARNING_BOLD],
@@ -52,13 +54,22 @@ export const RunCommand = cmd({
         alias: ["m"],
         describe: "model to use in the format of provider/model",
       })
+      .option("mode", {
+        type: "string",
+        describe: "mode to use",
+      })
   },
   handler: async (args) => {
-    const message = args.message.join(" ")
+    let message = args.message.join(" ")
+
+    if (!process.stdin.isTTY) message += "\n" + (await Bun.stdin.text())
+
     await bootstrap({ cwd: process.cwd() }, async () => {
       const session = await (async () => {
         if (args.continue) {
-          const first = await Session.list().next()
+          const list = Session.list()
+          const first = await list.next()
+          await list.return()
           if (first.done) return
           return first.value
         }
@@ -73,32 +84,27 @@ export const RunCommand = cmd({
         return
       }
 
-      const isPiped = !process.stdout.isTTY
-
       UI.empty()
       UI.println(UI.logo())
       UI.empty()
-      UI.println(UI.Style.TEXT_NORMAL_BOLD + "> ", message)
-      UI.empty()
 
       const cfg = await Config.get()
-      if (cfg.autoshare || Flag.OPENCODE_AUTO_SHARE || args.share) {
+      if (cfg.share === "auto" || Flag.OPENCODE_AUTO_SHARE || args.share) {
+        try {
           await Session.share(session.id)
-        UI.println(
-          UI.Style.TEXT_INFO_BOLD +
-            "~  https://opencode.ai/s/" +
-            session.id.slice(-8),
-        )
+          UI.println(UI.Style.TEXT_INFO_BOLD + "~  https://opencode.ai/s/" + session.id.slice(-8))
+        } catch (error) {
+          if (error instanceof Error && error.message.includes("disabled")) {
+            UI.println(UI.Style.TEXT_DANGER_BOLD + "!  " + error.message)
+          } else {
+            throw error
+          }
+        }
       }
       UI.empty()
 
-      const { providerID, modelID } = args.model
-        ? Provider.parseModel(args.model)
-        : await Provider.defaultModel()
-      UI.println(
-        UI.Style.TEXT_NORMAL_BOLD + "@ ",
-        UI.Style.TEXT_NORMAL + `${providerID}/${modelID}`,
-      )
+      const { providerID, modelID } = args.model ? Provider.parseModel(args.model) : await Provider.defaultModel()
+      UI.println(UI.Style.TEXT_NORMAL_BOLD + "@ ", UI.Style.TEXT_NORMAL + `${providerID}/${modelID}`)
       UI.empty()
 
       function printEvent(color: string, type: string, title: string) {
@@ -110,52 +116,73 @@ export const RunCommand = cmd({
         )
       }
 
-      Bus.subscribe(Message.Event.PartUpdated, async (evt) => {
-        if (evt.properties.sessionID !== session.id) return
+      let text = ""
+      Bus.subscribe(MessageV2.Event.PartUpdated, async (evt) => {
+        if (evt.properties.part.sessionID !== session.id) return
+        if (evt.properties.part.messageID === messageID) return
         const part = evt.properties.part
-        const message = await Session.getMessage(
-          evt.properties.sessionID,
-          evt.properties.messageID,
-        )
 
-        if (
-          part.type === "tool-invocation" &&
-          part.toolInvocation.state === "result"
-        ) {
-          const metadata = message.metadata.tool[part.toolInvocation.toolCallId]
-          const [tool, color] = TOOL[part.toolInvocation.toolName] ?? [
-            part.toolInvocation.toolName,
-            UI.Style.TEXT_INFO_BOLD,
-          ]
-          printEvent(color, tool, metadata?.title || "Unknown")
+        if (part.type === "tool" && part.state.status === "completed") {
+          const [tool, color] = TOOL[part.tool] ?? [part.tool, UI.Style.TEXT_INFO_BOLD]
+          const title =
+            part.state.title || Object.keys(part.state.input).length > 0 ? JSON.stringify(part.state.input) : "Unknown"
+          printEvent(color, tool, title)
         }
 
         if (part.type === "text") {
-          if (part.text.includes("\n")) {
+          text = part.text
+
+          if (part.time?.end) {
             UI.empty()
-            UI.println(part.text)
+            UI.println(UI.markdown(text))
             UI.empty()
+            text = ""
             return
           }
-          printEvent(UI.Style.TEXT_NORMAL_BOLD, "Text", part.text)
         }
       })
 
+      let errorMsg: string | undefined
+      Bus.subscribe(Session.Event.Error, async (evt) => {
+        const { sessionID, error } = evt.properties
+        if (sessionID !== session.id || !error) return
+        let err = String(error.name)
+
+        if ("data" in error && error.data && "message" in error.data) {
+          err = error.data.message
+        }
+        errorMsg = errorMsg ? errorMsg + "\n" + err : err
+
+        UI.error(err)
+      })
+
+      const mode = args.mode ? await Mode.get(args.mode) : await Mode.list().then((x) => x[0])
+
+      const messageID = Identifier.ascending("message")
       const result = await Session.chat({
         sessionID: session.id,
+        messageID,
+        ...(mode.model
+          ? mode.model
+          : {
               providerID,
               modelID,
+            }),
+        mode: mode.name,
         parts: [
           {
+            id: Identifier.ascending("part"),
             type: "text",
             text: message,
           },
         ],
       })
 
+      const isPiped = !process.stdout.isTTY
       if (isPiped) {
         const match = result.parts.findLast((x) => x.type === "text")
-        if (match) process.stdout.write(match.text)
+        if (match) process.stdout.write(UI.markdown(match.text))
+        if (errorMsg) process.stdout.write(errorMsg)
       }
       UI.empty()
     })

packages/opencode/src/cli/cmd/serve.ts

@@ -1,6 +1,5 @@
 import { Provider } from "../../provider/provider"
 import { Server } from "../../server/server"
-import { Share } from "../../share/share"
 import { bootstrap } from "../bootstrap"
 import { cmd } from "./cmd"
 
@@ -32,15 +31,12 @@ export const ServeCommand = cmd({
       const hostname = args.hostname
       const port = args.port
 
-      await Share.init()
       const server = Server.listen({
         port,
         hostname,
       })
 
-      console.log(
-        `opencode server listening on http://${server.hostname}:${server.port}`,
-      )
+      console.log(`opencode server listening on http://${server.hostname}:${server.port}`)
 
       await new Promise(() => {})
 

packages/opencode/src/cli/cmd/stats.ts

@@ -0,0 +1,98 @@
+import { cmd } from "./cmd"
+
+interface SessionStats {
+  totalSessions: number
+  totalMessages: number
+  totalCost: number
+  totalTokens: {
+    input: number
+    output: number
+    reasoning: number
+    cache: {
+      read: number
+      write: number
+    }
+  }
+  toolUsage: Record<string, number>
+  dateRange: {
+    earliest: number
+    latest: number
+  }
+  days: number
+  costPerDay: number
+}
+
+export const StatsCommand = cmd({
+  command: "stats",
+  handler: async () => {},
+})
+
+export function displayStats(stats: SessionStats) {
+  const width = 56
+
+  function renderRow(label: string, value: string): string {
+    const availableWidth = width - 1
+    const paddingNeeded = availableWidth - label.length - value.length
+    const padding = Math.max(0, paddingNeeded)
+    return `│${label}${" ".repeat(padding)}${value} │`
+  }
+
+  // Overview section
+  console.log("┌────────────────────────────────────────────────────────┐")
+  console.log("│                       OVERVIEW                         │")
+  console.log("├────────────────────────────────────────────────────────┤")
+  console.log(renderRow("Sessions", stats.totalSessions.toLocaleString()))
+  console.log(renderRow("Messages", stats.totalMessages.toLocaleString()))
+  console.log(renderRow("Days", stats.days.toString()))
+  console.log("└────────────────────────────────────────────────────────┘")
+  console.log()
+
+  // Cost & Tokens section
+  console.log("┌────────────────────────────────────────────────────────┐")
+  console.log("│                    COST & TOKENS                       │")
+  console.log("├────────────────────────────────────────────────────────┤")
+  const cost = isNaN(stats.totalCost) ? 0 : stats.totalCost
+  const costPerDay = isNaN(stats.costPerDay) ? 0 : stats.costPerDay
+  console.log(renderRow("Total Cost", `$${cost.toFixed(2)}`))
+  console.log(renderRow("Cost/Day", `$${costPerDay.toFixed(2)}`))
+  console.log(renderRow("Input", formatNumber(stats.totalTokens.input)))
+  console.log(renderRow("Output", formatNumber(stats.totalTokens.output)))
+  console.log(renderRow("Cache Read", formatNumber(stats.totalTokens.cache.read)))
+  console.log(renderRow("Cache Write", formatNumber(stats.totalTokens.cache.write)))
+  console.log("└────────────────────────────────────────────────────────┘")
+  console.log()
+
+  // Tool Usage section
+  if (Object.keys(stats.toolUsage).length > 0) {
+    const sortedTools = Object.entries(stats.toolUsage)
+      .sort(([, a], [, b]) => b - a)
+      .slice(0, 10)
+
+    console.log("┌────────────────────────────────────────────────────────┐")
+    console.log("│                      TOOL USAGE                        │")
+    console.log("├────────────────────────────────────────────────────────┤")
+
+    const maxCount = Math.max(...sortedTools.map(([, count]) => count))
+    const totalToolUsage = Object.values(stats.toolUsage).reduce((a, b) => a + b, 0)
+
+    for (const [tool, count] of sortedTools) {
+      const barLength = Math.max(1, Math.floor((count / maxCount) * 20))
+      const bar = "█".repeat(barLength)
+      const percentage = ((count / totalToolUsage) * 100).toFixed(1)
+
+      const content = ` ${tool.padEnd(10)} ${bar.padEnd(20)} ${count.toString().padStart(3)} (${percentage.padStart(4)}%)`
+      const padding = Math.max(0, width - content.length)
+      console.log(`│${content}${" ".repeat(padding)} │`)
+    }
+    console.log("└────────────────────────────────────────────────────────┘")
+  }
+  console.log()
+}
+function formatNumber(num: number): string {
+  if (num >= 1000000) {
+    return (num / 1000000).toFixed(1) + "M"
+  } else if (num >= 1000) {
+    return (num / 1000).toFixed(1) + "K"
+  }
+  return num.toString()
+}

packages/opencode/src/cli/cmd/tui.ts

@@ -9,14 +9,54 @@ import fs from "fs/promises"
 import { Installation } from "../../installation"
 import { Config } from "../../config/config"
 import { Bus } from "../../bus"
+import { Log } from "../../util/log"
+import { FileWatcher } from "../../file/watch"
+import { Mode } from "../../session/mode"
+import { Ide } from "../../ide"
+
+declare global {
+  const OPENCODE_TUI_PATH: string
+}
+
+if (typeof OPENCODE_TUI_PATH !== "undefined") {
+  await import(OPENCODE_TUI_PATH as string, {
+    with: { type: "file" },
+  })
+}
 
 export const TuiCommand = cmd({
   command: "$0 [project]",
   describe: "start opencode tui",
   builder: (yargs) =>
-    yargs.positional("project", {
+    yargs
+      .positional("project", {
         type: "string",
         describe: "path to start opencode in",
+      })
+      .option("model", {
+        type: "string",
+        alias: ["m"],
+        describe: "model to use in the format of provider/model",
+      })
+      .option("prompt", {
+        alias: ["p"],
+        type: "string",
+        describe: "prompt to use",
+      })
+      .option("mode", {
+        type: "string",
+        describe: "mode to use",
+      })
+      .option("port", {
+        type: "number",
+        describe: "port to listen on",
+        default: 0,
+      })
+      .option("hostname", {
+        alias: ["h"],
+        type: "string",
+        describe: "hostname to listen on",
+        default: "127.0.0.1",
       }),
   handler: async (args) => {
     while (true) {
@@ -28,45 +68,54 @@ export const TuiCommand = cmd({
         return
       }
       const result = await bootstrap({ cwd }, async (app) => {
+        FileWatcher.init()
         const providers = await Provider.list()
         if (Object.keys(providers).length === 0) {
           return "needs_provider"
         }
 
         const server = Server.listen({
-          port: 0,
-          hostname: "127.0.0.1",
+          port: args.port,
+          hostname: args.hostname,
         })
 
         let cmd = ["go", "run", "./main.go"]
-        let cwd = Bun.fileURLToPath(
-          new URL("../../../../tui/cmd/opencode", import.meta.url),
-        )
-        if (Bun.embeddedFiles.length > 0) {
-          const blob = Bun.embeddedFiles[0] as File
-          let binaryName = blob.name
+        let cwd = Bun.fileURLToPath(new URL("../../../../tui/cmd/opencode", import.meta.url))
+        const tui = Bun.embeddedFiles.find((item) => (item as File).name.includes("tui")) as File
+        if (tui) {
+          let binaryName = tui.name
           if (process.platform === "win32" && !binaryName.endsWith(".exe")) {
             binaryName += ".exe"
           }
           const binary = path.join(Global.Path.cache, "tui", binaryName)
           const file = Bun.file(binary)
           if (!(await file.exists())) {
-            await Bun.write(file, blob, { mode: 0o755 })
+            await Bun.write(file, tui, { mode: 0o755 })
             await fs.chmod(binary, 0o755)
           }
           cwd = process.cwd()
           cmd = [binary]
         }
+        Log.Default.info("tui", {
+          cmd,
+        })
         const proc = Bun.spawn({
-          cmd: [...cmd, ...process.argv.slice(2)],
+          cmd: [
+            ...cmd,
+            ...(args.model ? ["--model", args.model] : []),
+            ...(args.prompt ? ["--prompt", args.prompt] : []),
+            ...(args.mode ? ["--mode", args.mode] : []),
+          ],
           cwd,
           stdout: "inherit",
           stderr: "inherit",
           stdin: "inherit",
           env: {
             ...process.env,
+            CGO_ENABLED: "0",
             OPENCODE_SERVER: server.url.toString(),
             OPENCODE_APP_INFO: JSON.stringify(app),
+            OPENCODE_MODES: JSON.stringify(await Mode.list()),
           },
           onExit: () => {
             server.stop()
@@ -74,7 +123,7 @@ export const TuiCommand = cmd({
         })
 
         ;(async () => {
-          if (Installation.VERSION === "dev") return
+          if (Installation.isDev()) return
           if (Installation.isSnapshot()) return
           const config = await Config.global()
           if (config.autoupdate === false) return
@@ -84,9 +133,15 @@ export const TuiCommand = cmd({
           const method = await Installation.method()
           if (method === "unknown") return
           await Installation.upgrade(method, latest)
-            .then(() => {
-              Bus.publish(Installation.Event.Updated, { version: latest })
-            })
+            .then(() => Bus.publish(Installation.Event.Updated, { version: latest }))
+            .catch(() => {})
+        })()
+        ;(async () => {
+          if (Ide.alreadyInstalled()) return
+          const ide = Ide.ide()
+          if (ide === "unknown") return
+          await Ide.install(ide)
+            .then(() => Bus.publish(Ide.Event.Installed, { ide }))
             .catch(() => {})
         })()
 

packages/opencode/src/cli/cmd/upgrade.ts

@@ -27,22 +27,26 @@ export const UpgradeCommand = {
     const detectedMethod = await Installation.method()
     const method = (args.method as Installation.Method) ?? detectedMethod
     if (method === "unknown") {
-      prompts.log.error(
-        `opencode is installed to ${process.execPath} and seems to be managed by a package manager`,
-      )
+      prompts.log.error(`opencode is installed to ${process.execPath} and seems to be managed by a package manager`)
       prompts.outro("Done")
       return
     }
     prompts.log.info("Using method: " + method)
-    const target = args.target ?? (await Installation.latest())
+    const target = args.target ? args.target.replace(/^v/, "") : await Installation.latest()
+
+    if (Installation.VERSION === target) {
+      prompts.log.warn(`opencode upgrade skipped: ${target} is already installed`)
+      prompts.outro("Done")
+      return
+    }
+
     prompts.log.info(`From ${Installation.VERSION} → ${target}`)
     const spinner = prompts.spinner()
     spinner.start("Upgrading...")
     const err = await Installation.upgrade(method, target).catch((err) => err)
     if (err) {
       spinner.stop("Upgrade failed")
-      if (err instanceof Installation.UpgradeFailedError)
-        prompts.log.error(err.data.stderr)
+      if (err instanceof Installation.UpgradeFailedError) prompts.log.error(err.data.stderr)
       else if (err instanceof Error) prompts.log.error(err.message)
       prompts.outro("Done")
       return

packages/opencode/src/cli/error.ts

@@ -5,14 +5,15 @@ import { UI } from "./ui"
 export function FormatError(input: unknown) {
   if (MCP.Failed.isInstance(input))
     return `MCP server "${input.data.name}" failed. Note, opencode does not support MCP authentication yet.`
-  if (Config.JsonError.isInstance(input))
-    return `Config file at ${input.data.path} is not valid JSON`
+  if (Config.JsonError.isInstance(input)) {
+    return (
+      `Config file at ${input.data.path} is not valid JSON(C)` + (input.data.message ? `: ${input.data.message}` : "")
+    )
+  }
   if (Config.InvalidError.isInstance(input))
     return [
       `Config file at ${input.data.path} is invalid`,
-      ...(input.data.issues?.map(
-        (issue) => "↳ " + issue.message + " " + issue.path.join("."),
-      ) ?? []),
+      ...(input.data.issues?.map((issue) => "↳ " + issue.message + " " + issue.path.join(".")) ?? []),
     ].join("\n")
 
   if (UI.CancelledError.isInstance(input)) return ""

packages/opencode/src/cli/ui.ts

@@ -76,4 +76,8 @@ export namespace UI {
   export function error(message: string) {
     println(Style.TEXT_DANGER_BOLD + "Error: " + Style.TEXT_NORMAL + message)
   }
+
+  export function markdown(text: string): string {
+    return text
+  }
 }

packages/opencode/src/config/config.ts

@@ -1,26 +1,119 @@
 import { Log } from "../util/log"
 import path from "path"
+import os from "os"
 import { z } from "zod"
 import { App } from "../app/app"
 import { Filesystem } from "../util/filesystem"
 import { ModelsDev } from "../provider/models"
-import { mergeDeep } from "remeda"
+import { mergeDeep, pipe } from "remeda"
 import { Global } from "../global"
 import fs from "fs/promises"
 import { lazy } from "../util/lazy"
 import { NamedError } from "../util/error"
+import matter from "gray-matter"
+import { Flag } from "../flag/flag"
+import { Auth } from "../auth"
+import { type ParseError as JsoncParseError, parse as parseJsonc, printParseErrorCode } from "jsonc-parser"
 
 export namespace Config {
   const log = Log.create({ service: "config" })
 
   export const state = App.state("config", async (app) => {
+    const auth = await Auth.all()
     let result = await global()
     for (const file of ["opencode.jsonc", "opencode.json"]) {
       const found = await Filesystem.findUp(file, app.path.cwd, app.path.root)
       for (const resolved of found.toReversed()) {
-        result = mergeDeep(result, await load(resolved))
+        result = mergeDeep(result, await loadFile(resolved))
       }
     }
+
+    // Override with custom config if provided
+    if (Flag.OPENCODE_CONFIG) {
+      result = mergeDeep(result, await loadFile(Flag.OPENCODE_CONFIG))
+      log.debug("loaded custom config", { path: Flag.OPENCODE_CONFIG })
+    }
+
+    for (const [key, value] of Object.entries(auth)) {
+      if (value.type === "wellknown") {
+        process.env[value.key] = value.token
+        const wellknown = await fetch(`${key}/.well-known/opencode`).then((x) => x.json())
+        result = mergeDeep(result, await load(JSON.stringify(wellknown.config ?? {}), process.cwd()))
+      }
+    }
+
+    result.agent = result.agent || {}
+    const markdownAgents = [
+      ...(await Filesystem.globUp("agent/*.md", Global.Path.config, Global.Path.config)),
+      ...(await Filesystem.globUp(".opencode/agent/*.md", app.path.cwd, app.path.root)),
+    ]
+    for (const item of markdownAgents) {
+      const content = await Bun.file(item).text()
+      const md = matter(content)
+      if (!md.data) continue
+
+      const config = {
+        name: path.basename(item, ".md"),
+        ...md.data,
+        prompt: md.content.trim(),
+      }
+      const parsed = Agent.safeParse(config)
+      if (parsed.success) {
+        result.agent = mergeDeep(result.agent, {
+          [config.name]: parsed.data,
+        })
+        continue
+      }
+      throw new InvalidError({ path: item }, { cause: parsed.error })
+    }
+
+    // Load mode markdown files
+    result.mode = result.mode || {}
+    const markdownModes = [
+      ...(await Filesystem.globUp("mode/*.md", Global.Path.config, Global.Path.config)),
+      ...(await Filesystem.globUp(".opencode/mode/*.md", app.path.cwd, app.path.root)),
+    ]
+    for (const item of markdownModes) {
+      const content = await Bun.file(item).text()
+      const md = matter(content)
+      if (!md.data) continue
+
+      const config = {
+        name: path.basename(item, ".md"),
+        ...md.data,
+        prompt: md.content.trim(),
+      }
+      const parsed = Mode.safeParse(config)
+      if (parsed.success) {
+        result.mode = mergeDeep(result.mode, {
+          [config.name]: parsed.data,
+        })
+        continue
+      }
+      throw new InvalidError({ path: item }, { cause: parsed.error })
+    }
+
+    result.plugin = result.plugin || []
+    result.plugin.push(
+      ...[
+        ...(await Filesystem.globUp("plugin/*.ts", Global.Path.config, Global.Path.config)),
+        ...(await Filesystem.globUp(".opencode/plugin/*.ts", app.path.cwd, app.path.root)),
+      ].map((x) => "file://" + x),
+    )
+
+    // Handle migration from autoshare to share field
+    if (result.autoshare === true && !result.share) {
+      result.share = "auto"
+    }
+    if (result.keybinds?.messages_revert && !result.keybinds.messages_undo) {
+      result.keybinds.messages_undo = result.keybinds.messages_revert
+    }
+
+    if (!result.username) {
+      const os = await import("os")
+      result.username = os.userInfo().username
+    }
+
     log.info("loaded", result)
 
     return result
@@ -29,18 +122,12 @@ export namespace Config {
   export const McpLocal = z
     .object({
       type: z.literal("local").describe("Type of MCP server connection"),
-      command: z
-        .string()
-        .array()
-        .describe("Command and arguments to run the MCP server"),
+      command: z.string().array().describe("Command and arguments to run the MCP server"),
       environment: z
         .record(z.string(), z.string())
         .optional()
         .describe("Environment variables to set when running the MCP server"),
-      enabled: z
-        .boolean()
-        .optional()
-        .describe("Enable or disable the MCP server on startup"),
+      enabled: z.boolean().optional().describe("Enable or disable the MCP server on startup"),
     })
     .strict()
     .openapi({
@@ -51,10 +138,8 @@ export namespace Config {
     .object({
       type: z.literal("remote").describe("Type of MCP server connection"),
       url: z.string().describe("URL of the remote MCP server"),
-      enabled: z
-        .boolean()
-        .optional()
-        .describe("Enable or disable the MCP server on startup"),
+      enabled: z.boolean().optional().describe("Enable or disable the MCP server on startup"),
+      headers: z.record(z.string(), z.string()).optional().describe("Headers to send with the request"),
     })
     .strict()
     .openapi({
@@ -64,122 +149,182 @@ export namespace Config {
   export const Mcp = z.discriminatedUnion("type", [McpLocal, McpRemote])
   export type Mcp = z.infer<typeof Mcp>
 
+  export const Mode = z
+    .object({
+      model: z.string().optional(),
+      temperature: z.number().optional(),
+      top_p: z.number().optional(),
+      prompt: z.string().optional(),
+      tools: z.record(z.string(), z.boolean()).optional(),
+      disable: z.boolean().optional(),
+    })
+    .openapi({
+      ref: "ModeConfig",
+    })
+  export type Mode = z.infer<typeof Mode>
+
+  export const Agent = Mode.extend({
+    description: z.string(),
+  }).openapi({
+    ref: "AgentConfig",
+  })
+
   export const Keybinds = z
     .object({
-      leader: z
-        .string()
-        .optional()
-        .describe("Leader key for keybind combinations"),
-      help: z.string().optional().describe("Show help dialog"),
-      editor_open: z.string().optional().describe("Open external editor"),
-      session_new: z.string().optional().describe("Create a new session"),
-      session_list: z.string().optional().describe("List all sessions"),
-      session_share: z.string().optional().describe("Share current session"),
-      session_interrupt: z
-        .string()
-        .optional()
-        .describe("Interrupt current session"),
-      session_compact: z
-        .string()
-        .optional()
-        .describe("Toggle compact mode for session"),
-      tool_details: z.string().optional().describe("Show tool details"),
-      model_list: z.string().optional().describe("List available models"),
-      theme_list: z.string().optional().describe("List available themes"),
-      project_init: z
-        .string()
-        .optional()
-        .describe("Initialize project configuration"),
-      input_clear: z.string().optional().describe("Clear input field"),
-      input_paste: z.string().optional().describe("Paste from clipboard"),
-      input_submit: z.string().optional().describe("Submit input"),
-      input_newline: z.string().optional().describe("Insert newline in input"),
-      history_previous: z
-        .string()
-        .optional()
-        .describe("Navigate to previous history item"),
-      history_next: z
-        .string()
-        .optional()
-        .describe("Navigate to next history item"),
-      messages_page_up: z
-        .string()
-        .optional()
-        .describe("Scroll messages up by one page"),
-      messages_page_down: z
-        .string()
-        .optional()
-        .describe("Scroll messages down by one page"),
-      messages_half_page_up: z
-        .string()
-        .optional()
-        .describe("Scroll messages up by half page"),
+      leader: z.string().optional().default("ctrl+x").describe("Leader key for keybind combinations"),
+      app_help: z.string().optional().default("<leader>h").describe("Show help dialog"),
+      switch_mode: z.string().optional().default("tab").describe("Next mode"),
+      switch_mode_reverse: z.string().optional().default("shift+tab").describe("Previous Mode"),
+      editor_open: z.string().optional().default("<leader>e").describe("Open external editor"),
+      session_export: z.string().optional().default("<leader>x").describe("Export session to editor"),
+      session_new: z.string().optional().default("<leader>n").describe("Create a new session"),
+      session_list: z.string().optional().default("<leader>l").describe("List all sessions"),
+      session_share: z.string().optional().default("<leader>s").describe("Share current session"),
+      session_unshare: z.string().optional().default("none").describe("Unshare current session"),
+      session_interrupt: z.string().optional().default("esc").describe("Interrupt current session"),
+      session_compact: z.string().optional().default("<leader>c").describe("Compact the session"),
+      tool_details: z.string().optional().default("<leader>d").describe("Toggle tool details"),
+      model_list: z.string().optional().default("<leader>m").describe("List available models"),
+      theme_list: z.string().optional().default("<leader>t").describe("List available themes"),
+      file_list: z.string().optional().default("<leader>f").describe("List files"),
+      file_close: z.string().optional().default("esc").describe("Close file"),
+      file_search: z.string().optional().default("<leader>/").describe("Search file"),
+      file_diff_toggle: z.string().optional().default("<leader>v").describe("Split/unified diff"),
+      project_init: z.string().optional().default("<leader>i").describe("Create/update AGENTS.md"),
+      input_clear: z.string().optional().default("ctrl+c").describe("Clear input field"),
+      input_paste: z.string().optional().default("ctrl+v").describe("Paste from clipboard"),
+      input_submit: z.string().optional().default("enter").describe("Submit input"),
+      input_newline: z.string().optional().default("shift+enter,ctrl+j").describe("Insert newline in input"),
+      messages_page_up: z.string().optional().default("pgup").describe("Scroll messages up by one page"),
+      messages_page_down: z.string().optional().default("pgdown").describe("Scroll messages down by one page"),
+      messages_half_page_up: z.string().optional().default("ctrl+alt+u").describe("Scroll messages up by half page"),
       messages_half_page_down: z
         .string()
         .optional()
+        .default("ctrl+alt+d")
         .describe("Scroll messages down by half page"),
-      messages_previous: z
-        .string()
-        .optional()
-        .describe("Navigate to previous message"),
-      messages_next: z.string().optional().describe("Navigate to next message"),
-      messages_first: z
-        .string()
-        .optional()
-        .describe("Navigate to first message"),
-      messages_last: z.string().optional().describe("Navigate to last message"),
-      app_exit: z.string().optional().describe("Exit the application"),
+      messages_previous: z.string().optional().default("ctrl+up").describe("Navigate to previous message"),
+      messages_next: z.string().optional().default("ctrl+down").describe("Navigate to next message"),
+      messages_first: z.string().optional().default("ctrl+g").describe("Navigate to first message"),
+      messages_last: z.string().optional().default("ctrl+alt+g").describe("Navigate to last message"),
+      messages_layout_toggle: z.string().optional().default("<leader>p").describe("Toggle layout"),
+      messages_copy: z.string().optional().default("<leader>y").describe("Copy message"),
+      messages_revert: z.string().optional().default("none").describe("@deprecated use messages_undo. Revert message"),
+      messages_undo: z.string().optional().default("<leader>u").describe("Undo message"),
+      messages_redo: z.string().optional().default("<leader>r").describe("Redo message"),
+      app_exit: z.string().optional().default("ctrl+c,<leader>q").describe("Exit the application"),
     })
     .strict()
     .openapi({
       ref: "KeybindsConfig",
     })
+
+  export const Layout = z.enum(["auto", "stretch"]).openapi({
+    ref: "LayoutConfig",
+  })
+  export type Layout = z.infer<typeof Layout>
+
+  export const Permission = z.union([z.literal("ask"), z.literal("allow"), z.literal("deny")])
+  export type Permission = z.infer<typeof Permission>
+
   export const Info = z
     .object({
-      $schema: z
-        .string()
-        .optional()
-        .describe("JSON schema reference for configuration validation"),
-      theme: z
-        .string()
-        .optional()
-        .describe("Theme name to use for the interface"),
+      $schema: z.string().optional().describe("JSON schema reference for configuration validation"),
+      theme: z.string().optional().describe("Theme name to use for the interface"),
       keybinds: Keybinds.optional().describe("Custom keybind configurations"),
+      plugin: z.string().array().optional(),
+      share: z
+        .enum(["manual", "auto", "disabled"])
+        .optional()
+        .describe(
+          "Control sharing behavior:'manual' allows manual sharing via commands, 'auto' enables automatic sharing, 'disabled' disables all sharing",
+        ),
       autoshare: z
         .boolean()
         .optional()
-        .describe("Share newly created sessions automatically"),
-      autoupdate: z
-        .boolean()
-        .optional()
-        .describe("Automatically update to the latest version"),
-      disabled_providers: z
-        .array(z.string())
-        .optional()
-        .describe("Disable providers that are loaded automatically"),
-      model: z
+        .describe("@deprecated Use 'share' field instead. Share newly created sessions automatically"),
+      autoupdate: z.boolean().optional().describe("Automatically update to the latest version"),
+      disabled_providers: z.array(z.string()).optional().describe("Disable providers that are loaded automatically"),
+      model: z.string().describe("Model to use in the format of provider/model, eg anthropic/claude-2").optional(),
+      small_model: z
         .string()
         .describe(
-          "Model to use in the format of provider/model, eg anthropic/claude-2",
+          "Small model to use for tasks like summarization and title generation in the format of provider/model",
         )
         .optional(),
+      username: z
+        .string()
+        .optional()
+        .describe("Custom username to display in conversations instead of system username"),
+      mode: z
+        .object({
+          build: Mode.optional(),
+          plan: Mode.optional(),
+        })
+        .catchall(Mode)
+        .optional()
+        .describe("Modes configuration, see https://opencode.ai/docs/modes"),
+      agent: z
+        .object({
+          general: Agent.optional(),
+        })
+        .catchall(Agent)
+        .optional()
+        .describe("Modes configuration, see https://opencode.ai/docs/modes"),
       provider: z
         .record(
-          ModelsDev.Provider.partial().extend({
+          ModelsDev.Provider.partial()
+            .extend({
               models: z.record(ModelsDev.Model.partial()),
-            options: z.record(z.any()).optional(),
-          }),
+              options: z
+                .object({
+                  apiKey: z.string().optional(),
+                  baseURL: z.string().optional(),
+                })
+                .catchall(z.any())
+                .optional(),
+            })
+            .strict(),
         )
         .optional()
         .describe("Custom provider configurations and model overrides"),
-      mcp: z
-        .record(z.string(), Mcp)
-        .optional()
-        .describe("MCP (Model Context Protocol) server configurations"),
-      instructions: z
-        .array(z.string())
-        .optional()
-        .describe("Additional instruction files or patterns to include"),
+      mcp: z.record(z.string(), Mcp).optional().describe("MCP (Model Context Protocol) server configurations"),
+      formatter: z
+        .record(
+          z.string(),
+          z.object({
+            disabled: z.boolean().optional(),
+            command: z.array(z.string()).optional(),
+            environment: z.record(z.string(), z.string()).optional(),
+            extensions: z.array(z.string()).optional(),
+          }),
+        )
+        .optional(),
+      lsp: z
+        .record(
+          z.string(),
+          z.union([
+            z.object({
+              disabled: z.literal(true),
+            }),
+            z.object({
+              command: z.array(z.string()),
+              extensions: z.array(z.string()).optional(),
+              disabled: z.boolean().optional(),
+              env: z.record(z.string(), z.string()).optional(),
+              initialization: z.record(z.string(), z.any()).optional(),
+            }),
+          ]),
+        )
+        .optional(),
+      instructions: z.array(z.string()).optional().describe("Additional instruction files or patterns to include"),
+      layout: Layout.optional().describe("@deprecated Always uses stretch layout."),
+      permission: z
+        .object({
+          edit: Permission.optional(),
+          bash: z.union([Permission, z.record(z.string(), Permission)]).optional(),
+        })
+        .optional(),
       experimental: z
         .object({
           hook: z
@@ -215,7 +360,12 @@ export namespace Config {
   export type Info = z.output<typeof Info>
 
   export const global = lazy(async () => {
-    let result = await load(path.join(Global.Path.config, "config.json"))
+    let result: Info = pipe(
+      {},
+      mergeDeep(await loadFile(path.join(Global.Path.config, "config.json"))),
+      mergeDeep(await loadFile(path.join(Global.Path.config, "opencode.json"))),
+      mergeDeep(await loadFile(path.join(Global.Path.config, "opencode.jsonc"))),
+    )
 
     await import(path.join(Global.Path.config, "config"), {
       with: {
@@ -227,10 +377,7 @@ export namespace Config {
         if (provider && model) result.model = `${provider}/${model}`
         result["$schema"] = "https://opencode.ai/config.json"
         result = mergeDeep(result, rest)
-        await Bun.write(
-          path.join(Global.Path.config, "config.json"),
-          JSON.stringify(result, null, 2),
-        )
+        await Bun.write(path.join(Global.Path.config, "config.json"), JSON.stringify(result, null, 2))
         await fs.unlink(path.join(Global.Path.config, "config"))
       })
       .catch(() => {})
@@ -238,23 +385,93 @@ export namespace Config {
     return result
   })
 
-  async function load(path: string) {
-    const data = await Bun.file(path)
-      .json()
+  async function loadFile(filepath: string): Promise<Info> {
+    log.info("loading", { path: filepath })
+    let text = await Bun.file(filepath)
+      .text()
       .catch((err) => {
-        if (err.code === "ENOENT") return {}
-        throw new JsonError({ path }, { cause: err })
+        if (err.code === "ENOENT") return
+        throw new JsonError({ path: filepath }, { cause: err })
       })
-
-    const parsed = Info.safeParse(data)
-    if (parsed.success) return parsed.data
-    throw new InvalidError({ path, issues: parsed.error.issues })
+    if (!text) return {}
+    return load(text, filepath)
   }
 
+  async function load(text: string, filepath: string) {
+    text = text.replace(/\{env:([^}]+)\}/g, (_, varName) => {
+      return process.env[varName] || ""
+    })
+
+    const fileMatches = text.match(/\{file:[^}]+\}/g)
+    if (fileMatches) {
+      const configDir = path.dirname(filepath)
+      const lines = text.split("\n")
+
+      for (const match of fileMatches) {
+        const lineIndex = lines.findIndex((line) => line.includes(match))
+        if (lineIndex !== -1 && lines[lineIndex].trim().startsWith("//")) {
+          continue // Skip if line is commented
+        }
+        let filePath = match.replace(/^\{file:/, "").replace(/\}$/, "")
+        if (filePath.startsWith("~/")) {
+          filePath = path.join(os.homedir(), filePath.slice(2))
+        }
+        const resolvedPath = path.isAbsolute(filePath) ? filePath : path.resolve(configDir, filePath)
+        const fileContent = (await Bun.file(resolvedPath).text()).trim()
+        // escape newlines/quotes, strip outer quotes
+        text = text.replace(match, JSON.stringify(fileContent).slice(1, -1))
+      }
+    }
+
+    const errors: JsoncParseError[] = []
+    const data = parseJsonc(text, errors, { allowTrailingComma: true })
+    if (errors.length) {
+      const lines = text.split("\n")
+      const errorDetails = errors
+        .map((e) => {
+          const beforeOffset = text.substring(0, e.offset).split("\n")
+          const line = beforeOffset.length
+          const column = beforeOffset[beforeOffset.length - 1].length + 1
+          const problemLine = lines[line - 1]
+
+          const error = `${printParseErrorCode(e.error)} at line ${line}, column ${column}`
+          if (!problemLine) return error
+
+          return `${error}\n   Line ${line}: ${problemLine}\n${"".padStart(column + 9)}^`
+        })
+        .join("\n")
+
+      throw new JsonError({
+        path: filepath,
+        message: `\n--- JSONC Input ---\n${text}\n--- Errors ---\n${errorDetails}\n--- End ---`,
+      })
+    }
+
+    const parsed = Info.safeParse(data)
+    if (parsed.success) {
+      if (!parsed.data.$schema) {
+        parsed.data.$schema = "https://opencode.ai/config.json"
+        await Bun.write(filepath, JSON.stringify(parsed.data, null, 2))
+      }
+      const data = parsed.data
+      if (data.plugin) {
+        for (let i = 0; i < data.plugin?.length; i++) {
+          const plugin = data.plugin[i]
+          try {
+            data.plugin[i] = import.meta.resolve(plugin, filepath)
+          } catch (err) {}
+        }
+      }
+      return data
+    }
+
+    throw new InvalidError({ path: filepath, issues: parsed.error.issues })
+  }
   export const JsonError = NamedError.create(
     "ConfigJsonError",
     z.object({
       path: z.string(),
+      message: z.string().optional(),
     }),
   )
 

packages/opencode/src/config/hooks.ts

@@ -22,9 +22,7 @@ export namespace ConfigHooks {
           command: item.command,
         })
         Bun.spawn({
-          cmd: item.command.map((x) =>
-            x.replace("$FILE", payload.properties.file),
-          ),
+          cmd: item.command.map((x) => x.replace("$FILE", payload.properties.file)),
           env: item.environment,
           cwd: app.path.cwd,
           stdout: "ignore",
@@ -33,9 +31,13 @@ export namespace ConfigHooks {
       }
     })
 
-    Bus.subscribe(Session.Event.Idle, async () => {
+    Bus.subscribe(Session.Event.Idle, async (payload) => {
       const cfg = await Config.get()
       if (cfg.experimental?.hook?.session_completed) {
+        const session = await Session.get(payload.properties.sessionID)
+        // Only fire hook for top-level sessions (not subagent sessions)
+        if (session.parentID) return
+
         for (const item of cfg.experimental.hook.session_completed) {
           log.info("session_completed", {
             command: item.command,

packages/opencode/src/file/fzf.ts

@@ -5,6 +5,7 @@ import { z } from "zod"
 import { NamedError } from "../util/error"
 import { lazy } from "../util/lazy"
 import { Log } from "../util/log"
+import { ZipReader, BlobReader, BlobWriter } from "@zip.js/zip.js"
 
 export namespace Fzf {
   const log = Log.create({ service: "fzf" })
@@ -86,20 +87,32 @@ export namespace Fzf {
           })
       }
       if (config.extension === "zip") {
-        const proc = Bun.spawn(
-          ["unzip", "-j", archivePath, "fzf.exe", "-d", Global.Path.bin],
-          {
-            cwd: Global.Path.bin,
-            stderr: "pipe",
-            stdout: "ignore",
-          },
-        )
-        await proc.exited
-        if (proc.exitCode !== 0)
+        const zipFileReader = new ZipReader(new BlobReader(new Blob([await Bun.file(archivePath).arrayBuffer()])));
+        const entries = await zipFileReader.getEntries();
+        let fzfEntry: any;
+        for (const entry of entries) {
+          if (entry.filename === "fzf.exe") {
+            fzfEntry = entry;
+            break;
+          }
+        }
+
+        if (!fzfEntry) {
           throw new ExtractionFailedError({
             filepath: archivePath,
-            stderr: await Bun.readableStreamToText(proc.stderr),
-          })
+            stderr: "fzf.exe not found in zip archive",
+          });
+        }
+
+        const fzfBlob = await fzfEntry.getData(new BlobWriter());
+        if (!fzfBlob) {
+          throw new ExtractionFailedError({
+            filepath: archivePath,
+            stderr: "Failed to extract fzf.exe from zip archive",
+          });
+        }
+        await Bun.write(filepath, await fzfBlob.arrayBuffer());
+        await zipFileReader.close();
       }
       await fs.unlink(archivePath)
       if (process.platform !== "win32") await fs.chmod(filepath, 0o755)

packages/opencode/src/file/index.ts

@@ -11,6 +11,19 @@ import { Log } from "../util/log"
 export namespace File {
   const log = Log.create({ service: "file" })
 
+  export const Info = z
+    .object({
+      path: z.string(),
+      added: z.number().int(),
+      removed: z.number().int(),
+      status: z.enum(["added", "deleted", "modified"]),
+    })
+    .openapi({
+      ref: "File",
+    })
+
+  export type Info = z.infer<typeof Info>
+
   export const Event = {
     Edited: Bus.event(
       "file.edited",
@@ -24,20 +37,16 @@ export namespace File {
     const app = App.info()
     if (!app.git) return []
 
-    const diffOutput = await $`git diff --numstat HEAD`
-      .cwd(app.path.cwd)
-      .quiet()
-      .nothrow()
-      .text()
+    const diffOutput = await $`git diff --numstat HEAD`.cwd(app.path.cwd).quiet().nothrow().text()
 
-    const changedFiles = []
+    const changedFiles: Info[] = []
 
     if (diffOutput.trim()) {
       const lines = diffOutput.trim().split("\n")
       for (const line of lines) {
         const [added, removed, filepath] = line.split("\t")
         changedFiles.push({
-          file: filepath,
+          path: filepath,
           added: added === "-" ? 0 : parseInt(added, 10),
           removed: removed === "-" ? 0 : parseInt(removed, 10),
           status: "modified",
@@ -45,22 +54,16 @@ export namespace File {
       }
     }
 
-    const untrackedOutput = await $`git ls-files --others --exclude-standard`
-      .cwd(app.path.cwd)
-      .quiet()
-      .nothrow()
-      .text()
+    const untrackedOutput = await $`git ls-files --others --exclude-standard`.cwd(app.path.cwd).quiet().nothrow().text()
 
     if (untrackedOutput.trim()) {
       const untrackedFiles = untrackedOutput.trim().split("\n")
       for (const filepath of untrackedFiles) {
         try {
-          const content = await Bun.file(
-            path.join(app.path.root, filepath),
-          ).text()
+          const content = await Bun.file(path.join(app.path.root, filepath)).text()
           const lines = content.split("\n").length
           changedFiles.push({
-            file: filepath,
+            path: filepath,
             added: lines,
             removed: 0,
             status: "added",
@@ -72,17 +75,13 @@ export namespace File {
     }
 
     // Get deleted files
-    const deletedOutput = await $`git diff --name-only --diff-filter=D HEAD`
-      .cwd(app.path.cwd)
-      .quiet()
-      .nothrow()
-      .text()
+    const deletedOutput = await $`git diff --name-only --diff-filter=D HEAD`.cwd(app.path.cwd).quiet().nothrow().text()
 
     if (deletedOutput.trim()) {
       const deletedFiles = deletedOutput.trim().split("\n")
       for (const filepath of deletedFiles) {
         changedFiles.push({
-          file: filepath,
+          path: filepath,
           added: 0,
           removed: 0, // Could get original line count but would require another git command
           status: "deleted",
@@ -92,7 +91,7 @@ export namespace File {
 
     return changedFiles.map((x) => ({
       ...x,
-      file: path.relative(app.path.cwd, path.join(app.path.root, x.file)),
+      path: path.relative(app.path.cwd, path.join(app.path.root, x.path)),
     }))
   }
 
@@ -112,11 +111,7 @@ export namespace File {
         filepath: rel,
       })
       if (diff !== "unmodified") {
-        const original = await $`git show HEAD:${rel}`
-          .cwd(app.path.root)
-          .quiet()
-          .nothrow()
-          .text()
+        const original = await $`git show HEAD:${rel}`.cwd(app.path.root).quiet().nothrow().text()
         const patch = createPatch(file, original, content, "old", "new", {
           context: Infinity,
         })

packages/opencode/src/file/ripgrep.ts

@@ -7,6 +7,7 @@ import { NamedError } from "../util/error"
 import { lazy } from "../util/lazy"
 import { $ } from "bun"
 import { Fzf } from "./fzf"
+import { ZipReader, BlobReader, BlobWriter } from "@zip.js/zip.js"
 
 export namespace Ripgrep {
   const Stats = z.object({
@@ -122,15 +123,11 @@ export namespace Ripgrep {
   const state = lazy(async () => {
     let filepath = Bun.which("rg")
     if (filepath) return { filepath }
-    filepath = path.join(
-      Global.Path.bin,
-      "rg" + (process.platform === "win32" ? ".exe" : ""),
-    )
+    filepath = path.join(Global.Path.bin, "rg" + (process.platform === "win32" ? ".exe" : ""))
 
     const file = Bun.file(filepath)
     if (!(await file.exists())) {
-      const platformKey =
-        `${process.arch}-${process.platform}` as keyof typeof PLATFORM
+      const platformKey = `${process.arch}-${process.platform}` as keyof typeof PLATFORM
       const config = PLATFORM[platformKey]
       if (!config) throw new UnsupportedPlatformError({ platform: platformKey })
 
@@ -139,8 +136,7 @@ export namespace Ripgrep {
       const url = `https://github.com/BurntSushi/ripgrep/releases/download/${version}/${filename}`
 
       const response = await fetch(url)
-      if (!response.ok)
-        throw new DownloadFailedError({ url, status: response.status })
+      if (!response.ok) throw new DownloadFailedError({ url, status: response.status })
 
       const buffer = await response.arrayBuffer()
       const archivePath = path.join(Global.Path.bin, filename)
@@ -164,21 +160,35 @@ export namespace Ripgrep {
           })
       }
       if (config.extension === "zip") {
-        const proc = Bun.spawn(
-          ["unzip", "-j", archivePath, "*/rg.exe", "-d", Global.Path.bin],
-          {
-            cwd: Global.Path.bin,
-            stderr: "pipe",
-            stdout: "ignore",
-          },
-        )
-        await proc.exited
-        if (proc.exitCode !== 0)
+        if (config.extension === "zip") {
+          const zipFileReader = new ZipReader(new BlobReader(new Blob([await Bun.file(archivePath).arrayBuffer()])))
+          const entries = await zipFileReader.getEntries()
+          let rgEntry: any
+          for (const entry of entries) {
+            if (entry.filename.endsWith("rg.exe")) {
+              rgEntry = entry
+              break
+            }
+          }
+
+          if (!rgEntry) {
             throw new ExtractionFailedError({
               filepath: archivePath,
-            stderr: await Bun.readableStreamToText(proc.stderr),
+              stderr: "rg.exe not found in zip archive",
             })
           }
+
+          const rgBlob = await rgEntry.getData(new BlobWriter())
+          if (!rgBlob) {
+            throw new ExtractionFailedError({
+              filepath: archivePath,
+              stderr: "Failed to extract rg.exe from zip archive",
+            })
+          }
+          await Bun.write(filepath, await rgBlob.arrayBuffer())
+          await zipFileReader.close()
+        }
+      }
       await fs.unlink(archivePath)
       if (!platformKey.endsWith("-win32")) await fs.chmod(filepath, 0o755)
     }
@@ -193,17 +203,16 @@ export namespace Ripgrep {
     return filepath
   }
 
-  export async function files(input: {
-    cwd: string
-    query?: string
-    glob?: string
-    limit?: number
-  }) {
-    const commands = [
-      `${await filepath()} --files --hidden --glob='!.git/*' ${input.glob ? `--glob='${input.glob}'` : ``}`,
-    ]
-    if (input.query)
-      commands.push(`${await Fzf.filepath()} --filter=${input.query}`)
+  export async function files(input: { cwd: string; query?: string; glob?: string[]; limit?: number }) {
+    const commands = [`${$.escape(await filepath())} --files --follow --hidden --glob='!.git/*'`]
+
+    if (input.glob) {
+      for (const g of input.glob) {
+        commands[0] += ` --glob='${g}'`
+      }
+    }
+
+    if (input.query) commands.push(`${await Fzf.filepath()} --filter=${input.query}`)
     if (input.limit) commands.push(`head -n ${input.limit}`)
     const joined = commands.join(" | ")
     const result = await $`${{ raw: joined }}`.cwd(input.cwd).nothrow().text()
@@ -240,6 +249,7 @@ export namespace Ripgrep {
       children: [],
     }
     for (const file of files) {
+      if (file.includes(".opencode")) continue
       const parts = file.split(path.sep)
       getPath(root, parts, true)
     }
@@ -310,18 +320,8 @@ export namespace Ripgrep {
     return lines.join("\n")
   }
 
-  export async function search(input: {
-    cwd: string
-    pattern: string
-    glob?: string[]
-    limit?: number
-  }) {
-    const args = [
-      `${await filepath()}`,
-      "--json",
-      "--hidden",
-      "--glob='!.git/*'",
-    ]
+  export async function search(input: { cwd: string; pattern: string; glob?: string[]; limit?: number }) {
+    const args = [`${await filepath()}`, "--json", "--hidden", "--glob='!.git/*'"]
 
     if (input.glob) {
       for (const g of input.glob) {

packages/opencode/src/file/time.ts

@@ -1,6 +1,8 @@
 import { App } from "../app/app"
+import { Log } from "../util/log"
 
 export namespace FileTime {
+  const log = Log.create({ service: "file.time" })
   export const state = App.state("tool.filetimes", () => {
     const read: {
       [sessionID: string]: {
@@ -13,6 +15,7 @@ export namespace FileTime {
   })
 
   export function read(sessionID: string, file: string) {
+    log.info("read", { sessionID, file })
     const { read } = state()
     read[sessionID] = read[sessionID] || {}
     read[sessionID][file] = new Date()
@@ -24,10 +27,7 @@ export namespace FileTime {
 
   export async function assert(sessionID: string, filepath: string) {
     const time = get(sessionID, filepath)
-    if (!time)
-      throw new Error(
-        `You must read the file ${filepath} before overwriting it. Use the Read tool first`,
-      )
+    if (!time) throw new Error(`You must read the file ${filepath} before overwriting it. Use the Read tool first`)
     const stats = await Bun.file(filepath).stat()
     if (stats.mtime.getTime() > time.getTime()) {
       throw new Error(

packages/opencode/src/file/watch.ts

@@ -3,6 +3,7 @@ import { Bus } from "../bus"
 import fs from "fs"
 import { App } from "../app/app"
 import { Log } from "../util/log"
+import { Flag } from "../flag/flag"
 
 export namespace FileWatcher {
   const log = Log.create({ service: "file.watcher" })
@@ -16,17 +17,13 @@ export namespace FileWatcher {
       }),
     ),
   }
-
-  export function init() {
-    App.state(
+  const state = App.state(
     "file.watcher",
     () => {
       const app = App.use()
+      if (!app.info.git) return {}
       try {
-          const watcher = fs.watch(
-            app.info.path.cwd,
-            { recursive: true },
-            (event, file) => {
+        const watcher = fs.watch(app.info.path.cwd, { recursive: true }, (event, file) => {
           log.info("change", { file, event })
           if (!file) return
           // for some reason async local storage is lost here
@@ -37,8 +34,7 @@ export namespace FileWatcher {
               event,
             })
           })
-            },
-          )
+        })
         return { watcher }
       } catch {
         return {}
@@ -47,6 +43,10 @@ export namespace FileWatcher {
     async (state) => {
       state.watcher?.close()
     },
-    )()
+  )
+
+  export function init() {
+    if (Flag.OPENCODE_DISABLE_WATCHER || true) return
+    state()
   }
 }

packages/opencode/src/flag/flag.ts

@@ -1,5 +1,7 @@
 export namespace Flag {
   export const OPENCODE_AUTO_SHARE = truthy("OPENCODE_AUTO_SHARE")
+  export const OPENCODE_DISABLE_WATCHER = truthy("OPENCODE_DISABLE_WATCHER")
+  export const OPENCODE_CONFIG = process.env["OPENCODE_CONFIG"]
 
   function truthy(key: string) {
     const value = process.env[key]?.toLowerCase()

packages/opencode/src/format/formatter.ts

@@ -1,5 +1,6 @@
 import { App } from "../app/app"
 import { BunProc } from "../bun"
+import { Filesystem } from "../util/filesystem"
 
 export interface Info {
   name: string
@@ -29,7 +30,7 @@ export const mix: Info = {
 
 export const prettier: Info = {
   name: "prettier",
-  command: [BunProc.which(), "run", "prettier", "--write", "$FILE"],
+  command: [BunProc.which(), "x", "prettier", "--write", "$FILE"],
   environment: {
     BUN_BE_BUN: "1",
   },
@@ -62,23 +63,55 @@ export const prettier: Info = {
     ".gql",
   ],
   async enabled() {
-    // this is more complicated because we only want to use prettier if it's
-    // being used with the current project
-    try {
-      const proc = Bun.spawn({
-        cmd: [BunProc.which(), "run", "prettier", "--version"],
-        cwd: App.info().path.cwd,
-        env: {
+    const app = App.info()
+    const items = await Filesystem.findUp("package.json", app.path.cwd, app.path.root)
+    for (const item of items) {
+      const json = await Bun.file(item).json()
+      if (json.dependencies?.prettier) return true
+      if (json.devDependencies?.prettier) return true
+    }
+    return false
+  },
+}
+
+export const biome: Info = {
+  name: "biome",
+  command: [BunProc.which(), "x", "biome", "format", "--write", "$FILE"],
+  environment: {
     BUN_BE_BUN: "1",
   },
-        stdout: "ignore",
-        stderr: "ignore",
-      })
-      const exit = await proc.exited
-      return exit === 0
-    } catch {
-      return false
-    }
+  extensions: [
+    ".js",
+    ".jsx",
+    ".mjs",
+    ".cjs",
+    ".ts",
+    ".tsx",
+    ".mts",
+    ".cts",
+    ".html",
+    ".htm",
+    ".css",
+    ".scss",
+    ".sass",
+    ".less",
+    ".vue",
+    ".svelte",
+    ".json",
+    ".jsonc",
+    ".yaml",
+    ".yml",
+    ".toml",
+    ".xml",
+    ".md",
+    ".mdx",
+    ".graphql",
+    ".gql",
+  ],
+  async enabled() {
+    const app = App.info()
+    const items = await Filesystem.findUp("biome.json", app.path.cwd, app.path.root)
+    return items.length > 0
   },
 }
 
@@ -94,23 +127,11 @@ export const zig: Info = {
 export const clang: Info = {
   name: "clang-format",
   command: ["clang-format", "-i", "$FILE"],
-  extensions: [
-    ".c",
-    ".cc",
-    ".cpp",
-    ".cxx",
-    ".c++",
-    ".h",
-    ".hh",
-    ".hpp",
-    ".hxx",
-    ".h++",
-    ".ino",
-    ".C",
-    ".H",
-  ],
+  extensions: [".c", ".cc", ".cpp", ".cxx", ".c++", ".h", ".hh", ".hpp", ".hxx", ".h++", ".ino", ".C", ".H"],
   async enabled() {
-    return Bun.which("clang-format") !== null
+    const app = App.info()
+    const items = await Filesystem.findUp(".clang-format", app.path.cwd, app.path.root)
+    return items.length > 0
   },
 }
 
@@ -128,7 +149,29 @@ export const ruff: Info = {
   command: ["ruff", "format", "$FILE"],
   extensions: [".py", ".pyi"],
   async enabled() {
-    return Bun.which("ruff") !== null
+    if (!Bun.which("ruff")) return false
+    const app = App.info()
+    const configs = ["pyproject.toml", "ruff.toml", ".ruff.toml"]
+    for (const config of configs) {
+      const found = await Filesystem.findUp(config, app.path.cwd, app.path.root)
+      if (found.length > 0) {
+        if (config === "pyproject.toml") {
+          const content = await Bun.file(found[0]).text()
+          if (content.includes("[tool.ruff]")) return true
+        } else {
+          return true
+        }
+      }
+    }
+    const deps = ["requirements.txt", "pyproject.toml", "Pipfile"]
+    for (const dep of deps) {
+      const found = await Filesystem.findUp(dep, app.path.cwd, app.path.root)
+      if (found.length > 0) {
+        const content = await Bun.file(found[0]).text()
+        if (content.includes("ruff")) return true
+      }
+    }
+    return false
   },
 }
 

packages/opencode/src/format/index.ts

@@ -5,20 +5,40 @@ import { Log } from "../util/log"
 import path from "path"
 
 import * as Formatter from "./formatter"
+import { Config } from "../config/config"
+import { mergeDeep } from "remeda"
 
 export namespace Format {
   const log = Log.create({ service: "format" })
 
-  const state = App.state("format", () => {
+  const state = App.state("format", async () => {
     const enabled: Record<string, boolean> = {}
+    const cfg = await Config.get()
+
+    const formatters = { ...Formatter } as Record<string, Formatter.Info>
+    for (const [name, item] of Object.entries(cfg.formatter ?? {})) {
+      if (item.disabled) {
+        delete formatters[name]
+        continue
+      }
+      const result: Formatter.Info = mergeDeep(formatters[name] ?? {}, {
+        command: [],
+        extensions: [],
+        ...item,
+      })
+      result.enabled = async () => true
+      result.name = name
+      formatters[name] = result
+    }
 
     return {
       enabled,
+      formatters,
     }
   })
 
   async function isEnabled(item: Formatter.Info) {
-    const s = state()
+    const s = await state()
     let status = s.enabled[item.name]
     if (status === undefined) {
       status = await item.enabled()
@@ -28,8 +48,10 @@ export namespace Format {
   }
 
   async function getFormatter(ext: string) {
+    const formatters = await state().then((x) => x.formatters)
     const result = []
-    for (const item of Object.values(Formatter)) {
+    for (const item of Object.values(formatters)) {
+      log.info("checking", { name: item.name, ext })
       if (!item.extensions.includes(ext)) continue
       if (!(await isEnabled(item))) continue
       result.push(item)

packages/opencode/src/global/index.ts

@@ -13,7 +13,7 @@ export namespace Global {
   export const Path = {
     data,
     bin: path.join(data, "bin"),
-    providers: path.join(config, "providers"),
+    log: path.join(data, "log"),
     cache,
     config,
     state,
@@ -23,7 +23,17 @@ export namespace Global {
 await Promise.all([
   fs.mkdir(Global.Path.data, { recursive: true }),
   fs.mkdir(Global.Path.config, { recursive: true }),
-  fs.mkdir(Global.Path.cache, { recursive: true }),
-  fs.mkdir(Global.Path.providers, { recursive: true }),
   fs.mkdir(Global.Path.state, { recursive: true }),
+  fs.mkdir(Global.Path.log, { recursive: true }),
 ])
+
+const CACHE_VERSION = "4"
+
+const version = await Bun.file(path.join(Global.Path.cache, "version"))
+  .text()
+  .catch(() => "0")
+
+if (version !== CACHE_VERSION) {
+  await fs.rm(Global.Path.cache, { recursive: true, force: true })
+  await Bun.file(path.join(Global.Path.cache, "version")).write(CACHE_VERSION)
+}

packages/opencode/src/id/id.ts

@@ -5,7 +5,9 @@ export namespace Identifier {
   const prefixes = {
     session: "ses",
     message: "msg",
+    permission: "per",
     user: "usr",
+    part: "prt",
   } as const
 
   export function schema(prefix: keyof typeof prefixes) {
@@ -26,11 +28,7 @@ export namespace Identifier {
     return generateID(prefix, true, given)
   }
 
-  function generateID(
-    prefix: keyof typeof prefixes,
-    descending: boolean,
-    given?: string,
-  ): string {
+  function generateID(prefix: keyof typeof prefixes, descending: boolean, given?: string): string {
     if (!given) {
       return generateNewID(prefix, descending)
     }
@@ -42,8 +40,7 @@ export namespace Identifier {
   }
 
   function randomBase62(length: number): string {
-    const chars =
-      "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+    const chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
     let result = ""
     const bytes = randomBytes(length)
     for (let i = 0; i < length; i++) {
@@ -52,10 +49,7 @@ export namespace Identifier {
     return result
   }
 
-  function generateNewID(
-    prefix: keyof typeof prefixes,
-    descending: boolean,
-  ): string {
+  function generateNewID(prefix: keyof typeof prefixes, descending: boolean): string {
     const currentTimestamp = Date.now()
 
     if (currentTimestamp !== lastTimestamp) {
@@ -73,11 +67,6 @@ export namespace Identifier {
       timeBytes[i] = Number((now >> BigInt(40 - 8 * i)) & BigInt(0xff))
     }
 
-    return (
-      prefixes[prefix] +
-      "_" +
-      timeBytes.toString("hex") +
-      randomBase62(LENGTH - 12)
-    )
+    return prefixes[prefix] + "_" + timeBytes.toString("hex") + randomBase62(LENGTH - 12)
   }
 }

packages/opencode/src/ide/index.ts

@@ -0,0 +1,74 @@
+import { spawn } from "bun"
+import { z } from "zod"
+import { NamedError } from "../util/error"
+import { Log } from "../util/log"
+import { Bus } from "../bus"
+
+const SUPPORTED_IDES = [
+  { name: "Windsurf" as const, cmd: "windsurf" },
+  { name: "Visual Studio Code" as const, cmd: "code" },
+  { name: "Cursor" as const, cmd: "cursor" },
+  { name: "VSCodium" as const, cmd: "codium" },
+]
+
+export namespace Ide {
+  const log = Log.create({ service: "ide" })
+
+  export const Event = {
+    Installed: Bus.event(
+      "ide.installed",
+      z.object({
+        ide: z.string(),
+      }),
+    ),
+  }
+
+  export const AlreadyInstalledError = NamedError.create("AlreadyInstalledError", z.object({}))
+
+  export const InstallFailedError = NamedError.create(
+    "InstallFailedError",
+    z.object({
+      stderr: z.string(),
+    }),
+  )
+
+  export function ide() {
+    if (process.env["TERM_PROGRAM"] === "vscode") {
+      const v = process.env["GIT_ASKPASS"]
+      for (const ide of SUPPORTED_IDES) {
+        if (v?.includes(ide.name)) return ide.name
+      }
+    }
+    return "unknown"
+  }
+
+  export function alreadyInstalled() {
+    return process.env["OPENCODE_CALLER"] === "vscode"
+  }
+
+  export async function install(ide: (typeof SUPPORTED_IDES)[number]["name"]) {
+    const cmd = SUPPORTED_IDES.find((i) => i.name === ide)?.cmd
+    if (!cmd) throw new Error(`Unknown IDE: ${ide}`)
+
+    const p = spawn([cmd, "--install-extension", "sst-dev.opencode"], {
+      stdout: "pipe",
+      stderr: "pipe",
+    })
+    await p.exited
+    const stdout = await new Response(p.stdout).text()
+    const stderr = await new Response(p.stderr).text()
+
+    log.info("installed", {
+      ide,
+      stdout,
+      stderr,
+    })
+
+    if (p.exitCode !== 0) {
+      throw new InstallFailedError({ stderr })
+    }
+    if (stdout.includes("already installed")) {
+      throw new AlreadyInstalledError({})
+    }
+  }
+}

packages/opencode/src/index.ts

@@ -5,6 +5,7 @@ import { RunCommand } from "./cli/cmd/run"
 import { GenerateCommand } from "./cli/cmd/generate"
 import { Log } from "./util/log"
 import { AuthCommand } from "./cli/cmd/auth"
+import { AgentCommand } from "./cli/cmd/agent"
 import { UpgradeCommand } from "./cli/cmd/upgrade"
 import { ModelsCommand } from "./cli/cmd/models"
 import { UI } from "./cli/ui"
@@ -14,6 +15,12 @@ import { FormatError } from "./cli/error"
 import { ServeCommand } from "./cli/cmd/serve"
 import { TuiCommand } from "./cli/cmd/tui"
 import { DebugCommand } from "./cli/cmd/debug"
+import { StatsCommand } from "./cli/cmd/stats"
+import { McpCommand } from "./cli/cmd/mcp"
+import { GithubCommand } from "./cli/cmd/github"
+import { Trace } from "./trace"
+
+Trace.init()
 
 const cancel = new AbortController()
 
@@ -38,29 +45,45 @@ const cli = yargs(hideBin(process.argv))
     describe: "print logs to stderr",
     type: "boolean",
   })
-  .middleware(async () => {
-    await Log.init({ print: process.argv.includes("--print-logs") })
+  .option("log-level", {
+    describe: "log level",
+    type: "string",
+    choices: ["DEBUG", "INFO", "WARN", "ERROR"],
+  })
+  .middleware(async (opts) => {
+    await Log.init({
+      print: process.argv.includes("--print-logs"),
+      dev: Installation.isDev(),
+      level: (() => {
+        if (opts.logLevel) return opts.logLevel as Log.Level
+        if (Installation.isDev()) return "DEBUG"
+        return "INFO"
+      })(),
+    })
+
     Log.Default.info("opencode", {
       version: Installation.VERSION,
       args: process.argv.slice(2),
     })
   })
   .usage("\n" + UI.logo())
+  .command(McpCommand)
   .command(TuiCommand)
   .command(RunCommand)
   .command(GenerateCommand)
   .command(DebugCommand)
   .command(AuthCommand)
+  .command(AgentCommand)
   .command(UpgradeCommand)
   .command(ServeCommand)
   .command(ModelsCommand)
+  .command(StatsCommand)
+  .command(GithubCommand)
   .fail((msg) => {
-    if (
-      msg.startsWith("Unknown argument") ||
-      msg.startsWith("Not enough non-option arguments")
-    ) {
+    if (msg.startsWith("Unknown argument") || msg.startsWith("Not enough non-option arguments")) {
       cli.showHelp("log")
     }
+    process.exit(1)
   })
   .strict()
 
@@ -97,10 +120,7 @@ try {
   Log.Default.error("fatal", data)
   const formatted = FormatError(e)
   if (formatted) UI.error(formatted)
-  if (formatted === undefined)
-    UI.error(
-      "Unexpected error, check log file at " + Log.file() + " for more details",
-    )
+  if (formatted === undefined) UI.error("Unexpected error, check log file at " + Log.file() + " for more details")
   process.exitCode = 1
 }
 

packages/opencode/src/installation/index.ts

@@ -135,12 +135,18 @@ export namespace Installation {
       })
   }
 
-  export const VERSION =
-    typeof OPENCODE_VERSION === "string" ? OPENCODE_VERSION : "dev"
+  export const VERSION = typeof OPENCODE_VERSION === "string" ? OPENCODE_VERSION : "dev"
+  export const USER_AGENT = `opencode/${VERSION}`
 
   export async function latest() {
     return fetch("https://api.github.com/repos/sst/opencode/releases/latest")
       .then((res) => res.json())
-      .then((data) => data.tag_name.slice(1) as string)
+      .then((data) => {
+        if (typeof data.tag_name !== "string") {
+          log.error("GitHub API error", data)
+          throw new Error("failed to fetch latest version")
+        }
+        return data.tag_name.slice(1) as string
+      })
   }
 }

packages/opencode/src/lsp/client.ts

@@ -1,9 +1,5 @@
 import path from "path"
-import {
-  createMessageConnection,
-  StreamMessageReader,
-  StreamMessageWriter,
-} from "vscode-jsonrpc/node"
+import { createMessageConnection, StreamMessageReader, StreamMessageWriter } from "vscode-jsonrpc/node"
 import type { Diagnostic as VSCodeDiagnostic } from "vscode-languageserver-types"
 import { App } from "../app/app"
 import { Log } from "../util/log"
@@ -38,45 +34,54 @@ export namespace LSPClient {
     ),
   }
 
-  export async function create(serverID: string, server: LSPServer.Handle) {
+  export async function create(input: { serverID: string; server: LSPServer.Handle; root: string }) {
     const app = App.info()
-    log.info("starting client", { id: serverID })
+    const l = log.clone().tag("serverID", input.serverID)
+    l.info("starting client")
 
     const connection = createMessageConnection(
-      new StreamMessageReader(server.process.stdout),
-      new StreamMessageWriter(server.process.stdin),
+      new StreamMessageReader(input.server.process.stdout),
+      new StreamMessageWriter(input.server.process.stdin),
     )
 
     const diagnostics = new Map<string, Diagnostic[]>()
     connection.onNotification("textDocument/publishDiagnostics", (params) => {
       const path = new URL(params.uri).pathname
-      log.info("textDocument/publishDiagnostics", {
+      l.info("textDocument/publishDiagnostics", {
         path,
       })
       const exists = diagnostics.has(path)
       diagnostics.set(path, params.diagnostics)
-      if (!exists && serverID === "typescript") return
-      Bus.publish(Event.Diagnostics, { path, serverID })
+      if (!exists && input.serverID === "typescript") return
+      Bus.publish(Event.Diagnostics, { path, serverID: input.serverID })
+    })
+    connection.onRequest("window/workDoneProgress/create", (params) => {
+      l.info("window/workDoneProgress/create", params)
+      return null
     })
     connection.onRequest("workspace/configuration", async () => {
       return [{}]
     })
     connection.listen()
 
-    log.info("sending initialize", { id: serverID })
+    l.info("sending initialize")
     await withTimeout(
       connection.sendRequest("initialize", {
-        processId: server.process.pid,
+        rootUri: "file://" + input.root,
+        processId: input.server.process.pid,
         workspaceFolders: [
           {
             name: "workspace",
-            uri: "file://" + app.path.cwd,
+            uri: "file://" + input.root,
           },
         ],
         initializationOptions: {
-          ...server.initialization,
+          ...input.server.initialization,
         },
         capabilities: {
+          window: {
+            workDoneProgress: true,
+          },
           workspace: {
             configuration: true,
           },
@@ -92,28 +97,33 @@ export namespace LSPClient {
         },
       }),
       5_000,
-    ).catch(() => {
-      throw new InitializeError({ serverID })
+    ).catch((err) => {
+      l.error("initialize error", { error: err })
+      throw new InitializeError(
+        { serverID: input.serverID },
+        {
+          cause: err,
+        },
+      )
     })
+
     await connection.sendNotification("initialized", {})
-    log.info("initialized")
 
     const files: {
       [path: string]: number
     } = {}
 
     const result = {
+      root: input.root,
       get serverID() {
-        return serverID
+        return input.serverID
       },
       get connection() {
         return connection
       },
       notify: {
         async open(input: { path: string }) {
-          input.path = path.isAbsolute(input.path)
-            ? input.path
-            : path.resolve(app.path.cwd, input.path)
+          input.path = path.isAbsolute(input.path) ? input.path : path.resolve(app.path.cwd, input.path)
           const file = Bun.file(input.path)
           const text = await file.text()
           const version = files[input.path]
@@ -145,18 +155,13 @@ export namespace LSPClient {
         return diagnostics
       },
       async waitForDiagnostics(input: { path: string }) {
-        input.path = path.isAbsolute(input.path)
-          ? input.path
-          : path.resolve(app.path.cwd, input.path)
+        input.path = path.isAbsolute(input.path) ? input.path : path.resolve(app.path.cwd, input.path)
         log.info("waiting for diagnostics", input)
         let unsub: () => void
         return await withTimeout(
           new Promise<void>((resolve) => {
             unsub = Bus.subscribe(Event.Diagnostics, (event) => {
-              if (
-                event.properties.path === input.path &&
-                event.properties.serverID === result.serverID
-              ) {
+              if (event.properties.path === input.path && event.properties.serverID === result.serverID) {
                 log.info("got diagnostics", input)
                 unsub?.()
                 resolve()
@@ -171,14 +176,16 @@ export namespace LSPClient {
           })
       },
       async shutdown() {
-        log.info("shutting down", { serverID })
+        l.info("shutting down")
         connection.end()
         connection.dispose()
-        server.process.kill("SIGTERM")
-        log.info("shutdown", { serverID })
+        input.server.process.kill()
+        l.info("shutdown")
       },
     }
 
+    l.info("initialized")
+
     return result
   }
 }

packages/opencode/src/lsp/index.ts

@@ -3,19 +3,15 @@ import { Log } from "../util/log"
 import { LSPClient } from "./client"
 import path from "path"
 import { LSPServer } from "./server"
-import { Ripgrep } from "../file/ripgrep"
 import { z } from "zod"
+import { Config } from "../config/config"
+import { spawn } from "child_process"
 
 export namespace LSP {
   const log = Log.create({ service: "lsp" })
 
-  export const Symbol = z
+  export const Range = z
     .object({
-      name: z.string(),
-      kind: z.number(),
-      location: z.object({
-        uri: z.string(),
-        range: z.object({
       start: z.object({
         line: z.number(),
         character: z.number(),
@@ -24,43 +20,77 @@ export namespace LSP {
         line: z.number(),
         character: z.number(),
       }),
-        }),
+    })
+    .openapi({
+      ref: "Range",
+    })
+  export type Range = z.infer<typeof Range>
+
+  export const Symbol = z
+    .object({
+      name: z.string(),
+      kind: z.number(),
+      location: z.object({
+        uri: z.string(),
+        range: Range,
       }),
     })
     .openapi({
-      ref: "LSP.Symbol",
+      ref: "Symbol",
     })
   export type Symbol = z.infer<typeof Symbol>
 
+  export const DocumentSymbol = z
+    .object({
+      name: z.string(),
+      detail: z.string().optional(),
+      kind: z.number(),
+      range: Range,
+      selectionRange: Range,
+    })
+    .openapi({
+      ref: "DocumentSymbol",
+    })
+  export type DocumentSymbol = z.infer<typeof DocumentSymbol>
+
   const state = App.state(
     "lsp",
-    async (app) => {
-      log.info("initializing")
-      const clients = new Map<string, LSPClient.Info>()
-      for (const server of Object.values(LSPServer)) {
-        for (const extension of server.extensions) {
-          const [file] = await Ripgrep.files({
-            cwd: app.path.cwd,
-            glob: "*" + extension,
-          })
-          if (!file) continue
-          const handle = await server.spawn(App.info())
-          if (!handle) break
-          const client = await LSPClient.create(server.id, handle).catch(
-            () => {},
-          )
-          if (!client) break
-          clients.set(server.id, client)
-          break
+    async () => {
+      const clients: LSPClient.Info[] = []
+      const servers: Record<string, LSPServer.Info> = LSPServer
+      const cfg = await Config.get()
+      for (const [name, item] of Object.entries(cfg.lsp ?? {})) {
+        const existing = servers[name]
+        if (item.disabled) {
+          delete servers[name]
+          continue
         }
-      }
-      log.info("initialized")
+        servers[name] = {
+          ...existing,
+          root: existing?.root ?? (async (_file, app) => app.path.root),
+          extensions: item.extensions ?? existing.extensions,
+          spawn: async (_app, root) => {
             return {
+              process: spawn(item.command[0], item.command.slice(1), {
+                cwd: root,
+                env: {
+                  ...process.env,
+                  ...item.env,
+                },
+              }),
+              initialization: item.initialization,
+            }
+          },
+        }
+      }
+      return {
+        broken: new Set<string>(),
+        servers,
         clients,
       }
     },
     async (state) => {
-      for (const client of state.clients.values()) {
+      for (const client of state.clients) {
         await client.shutdown()
       }
     },
@@ -70,16 +100,44 @@ export namespace LSP {
     return state()
   }
 
+  async function getClients(file: string) {
+    const s = await state()
+    const extension = path.parse(file).ext
+    const result: LSPClient.Info[] = []
+    for (const server of Object.values(LSPServer)) {
+      if (server.extensions.length && !server.extensions.includes(extension)) continue
+      const root = await server.root(file, App.info())
+      if (!root) continue
+      if (s.broken.has(root + server.id)) continue
+
+      const match = s.clients.find((x) => x.root === root && x.serverID === server.id)
+      if (match) {
+        result.push(match)
+        continue
+      }
+      const handle = await server.spawn(App.info(), root)
+      if (!handle) continue
+      const client = await LSPClient.create({
+        serverID: server.id,
+        server: handle,
+        root,
+      }).catch((err) => {
+        s.broken.add(root + server.id)
+        handle.process.kill()
+        log.error("", { error: err })
+      })
+      if (!client) continue
+      s.clients.push(client)
+      result.push(client)
+    }
+    return result
+  }
+
   export async function touchFile(input: string, waitForDiagnostics?: boolean) {
-    const extension = path.parse(input).ext
-    const matches = Object.values(LSPServer)
-      .filter((x) => x.extensions.includes(extension))
-      .map((x) => x.id)
+    const clients = await getClients(input)
     await run(async (client) => {
-      if (!matches.includes(client.serverID)) return
-      const wait = waitForDiagnostics
-        ? client.waitForDiagnostics({ path: input })
-        : Promise.resolve()
+      if (!clients.includes(client)) return
+      const wait = waitForDiagnostics ? client.waitForDiagnostics({ path: input }) : Promise.resolve()
       await client.notify.open({ path: input })
       return wait
     })
@@ -97,11 +155,7 @@ export namespace LSP {
     return results
   }
 
-  export async function hover(input: {
-    file: string
-    line: number
-    character: number
-  }) {
+  export async function hover(input: { file: string; line: number; character: number }) {
     return run((client) => {
       return client.connection.sendRequest("textDocument/hover", {
         textDocument: {
@@ -115,18 +169,74 @@ export namespace LSP {
     })
   }
 
+  enum SymbolKind {
+    File = 1,
+    Module = 2,
+    Namespace = 3,
+    Package = 4,
+    Class = 5,
+    Method = 6,
+    Property = 7,
+    Field = 8,
+    Constructor = 9,
+    Enum = 10,
+    Interface = 11,
+    Function = 12,
+    Variable = 13,
+    Constant = 14,
+    String = 15,
+    Number = 16,
+    Boolean = 17,
+    Array = 18,
+    Object = 19,
+    Key = 20,
+    Null = 21,
+    EnumMember = 22,
+    Struct = 23,
+    Event = 24,
+    Operator = 25,
+    TypeParameter = 26,
+  }
+
+  const kinds = [
+    SymbolKind.Class,
+    SymbolKind.Function,
+    SymbolKind.Method,
+    SymbolKind.Interface,
+    SymbolKind.Variable,
+    SymbolKind.Constant,
+    SymbolKind.Struct,
+    SymbolKind.Enum,
+  ]
+
   export async function workspaceSymbol(query: string) {
     return run((client) =>
-      client.connection.sendRequest("workspace/symbol", {
+      client.connection
+        .sendRequest("workspace/symbol", {
           query,
-      }),
+        })
+        .then((result: any) => result.filter((x: LSP.Symbol) => kinds.includes(x.kind)))
+        .then((result: any) => result.slice(0, 10))
+        .catch(() => []),
     ).then((result) => result.flat() as LSP.Symbol[])
   }
 
-  async function run<T>(
-    input: (client: LSPClient.Info) => Promise<T>,
-  ): Promise<T[]> {
-    const clients = await state().then((x) => [...x.clients.values()])
+  export async function documentSymbol(uri: string) {
+    return run((client) =>
+      client.connection
+        .sendRequest("textDocument/documentSymbol", {
+          textDocument: {
+            uri,
+          },
+        })
+        .catch(() => []),
+    )
+      .then((result) => result.flat() as (LSP.DocumentSymbol | LSP.Symbol)[])
+      .then((result) => result.filter(Boolean))
+  }
+
+  async function run<T>(input: (client: LSPClient.Info) => Promise<T>): Promise<T[]> {
+    const clients = await state().then((x) => x.clients)
     const tasks = clients.map((x) => input(x))
     return Promise.all(tasks)
   }

packages/opencode/src/lsp/language.ts

@@ -94,4 +94,6 @@ export const LANGUAGE_EXTENSIONS: Record<string, string> = {
   ".yml": "yaml",
   ".mjs": "javascript",
   ".cjs": "javascript",
+  ".zig": "zig",
+  ".zon": "zig",
 } as const

packages/opencode/src/lsp/server.ts

@@ -4,6 +4,9 @@ import path from "path"
 import { Global } from "../global"
 import { Log } from "../util/log"
 import { BunProc } from "../bun"
+import { $ } from "bun"
+import fs from "fs/promises"
+import { Filesystem } from "../util/filesystem"
 
 export namespace LSPServer {
   const log = Log.create({ service: "lsp.server" })
@@ -13,31 +16,44 @@ export namespace LSPServer {
     initialization?: Record<string, any>
   }
 
+  type RootFunction = (file: string, app: App.Info) => Promise<string | undefined>
+
+  const NearestRoot = (patterns: string[]): RootFunction => {
+    return async (file, app) => {
+      const files = Filesystem.up({
+        targets: patterns,
+        start: path.dirname(file),
+        stop: app.path.root,
+      })
+      const first = await files.next()
+      await files.return()
+      if (!first.value) return app.path.root
+      return path.dirname(first.value)
+    }
+  }
+
   export interface Info {
     id: string
     extensions: string[]
-    spawn(app: App.Info): Promise<Handle | undefined>
+    global?: boolean
+    root: RootFunction
+    spawn(app: App.Info, root: string): Promise<Handle | undefined>
   }
 
   export const Typescript: Info = {
     id: "typescript",
+    root: NearestRoot(["tsconfig.json", "package.json", "jsconfig.json"]),
     extensions: [".ts", ".tsx", ".js", ".jsx", ".mjs", ".cjs", ".mts", ".cts"],
-    async spawn(app) {
-      const tsserver = await Bun.resolve(
-        "typescript/lib/tsserver.js",
-        app.path.cwd,
-      ).catch(() => {})
+    async spawn(app, root) {
+      const tsserver = await Bun.resolve("typescript/lib/tsserver.js", app.path.cwd).catch(() => {})
       if (!tsserver) return
-      const proc = spawn(
-        BunProc.which(),
-        ["x", "typescript-language-server", "--stdio"],
-        {
+      const proc = spawn(BunProc.which(), ["x", "typescript-language-server", "--stdio"], {
+        cwd: root,
         env: {
           ...process.env,
           BUN_BE_BUN: "1",
         },
-        },
-      )
+      })
       return {
         process: proc,
         initialization: {
@@ -51,8 +67,13 @@ export namespace LSPServer {
 
   export const Gopls: Info = {
     id: "golang",
+    root: async (file, app) => {
+      const work = await NearestRoot(["go.work"])(file, app)
+      if (work) return work
+      return NearestRoot(["go.mod", "go.sum"])(file, app)
+    },
     extensions: [".go"],
-    async spawn() {
+    async spawn(_, root) {
       let bin = Bun.which("gopls", {
         PATH: process.env["PATH"] + ":" + Global.Path.bin,
       })
@@ -71,24 +92,24 @@ export namespace LSPServer {
           log.error("Failed to install gopls")
           return
         }
-        bin = path.join(
-          Global.Path.bin,
-          "gopls" + (process.platform === "win32" ? ".exe" : ""),
-        )
+        bin = path.join(Global.Path.bin, "gopls" + (process.platform === "win32" ? ".exe" : ""))
         log.info(`installed gopls`, {
           bin,
         })
       }
       return {
-        process: spawn(bin!),
+        process: spawn(bin!, {
+          cwd: root,
+        }),
       }
     },
   }
 
   export const RubyLsp: Info = {
     id: "ruby-lsp",
+    root: NearestRoot(["Gemfile"]),
     extensions: [".rb", ".rake", ".gemspec", ".ru"],
-    async spawn() {
+    async spawn(_, root) {
       let bin = Bun.which("ruby-lsp", {
         PATH: process.env["PATH"] + ":" + Global.Path.bin,
       })
@@ -111,16 +132,15 @@ export namespace LSPServer {
           log.error("Failed to install ruby-lsp")
           return
         }
-        bin = path.join(
-          Global.Path.bin,
-          "ruby-lsp" + (process.platform === "win32" ? ".exe" : ""),
-        )
+        bin = path.join(Global.Path.bin, "ruby-lsp" + (process.platform === "win32" ? ".exe" : ""))
         log.info(`installed ruby-lsp`, {
           bin,
         })
       }
       return {
-        process: spawn(bin!, ["--stdio"]),
+        process: spawn(bin!, ["--stdio"], {
+          cwd: root,
+        }),
       }
     },
   }
@@ -128,20 +148,217 @@ export namespace LSPServer {
   export const Pyright: Info = {
     id: "pyright",
     extensions: [".py", ".pyi"],
-    async spawn() {
-      const proc = spawn(
-        BunProc.which(),
-        ["x", "pyright-langserver", "--stdio"],
-        {
+    root: NearestRoot(["pyproject.toml", "setup.py", "setup.cfg", "requirements.txt", "Pipfile", "pyrightconfig.json"]),
+    async spawn(_, root) {
+      const proc = spawn(BunProc.which(), ["x", "pyright-langserver", "--stdio"], {
+        cwd: root,
         env: {
           ...process.env,
           BUN_BE_BUN: "1",
         },
-        },
-      )
+      })
       return {
         process: proc,
       }
     },
   }
+
+  export const ElixirLS: Info = {
+    id: "elixir-ls",
+    extensions: [".ex", ".exs"],
+    root: NearestRoot(["mix.exs", "mix.lock"]),
+    async spawn(_, root) {
+      let binary = Bun.which("elixir-ls")
+      if (!binary) {
+        const elixirLsPath = path.join(Global.Path.bin, "elixir-ls")
+        binary = path.join(
+          Global.Path.bin,
+          "elixir-ls-master",
+          "release",
+          process.platform === "win32" ? "language_server.bar" : "language_server.sh",
+        )
+
+        if (!(await Bun.file(binary).exists())) {
+          const elixir = Bun.which("elixir")
+          if (!elixir) {
+            log.error("elixir is required to run elixir-ls")
+            return
+          }
+
+          log.info("downloading elixir-ls from GitHub releases")
+
+          const response = await fetch("https://github.com/elixir-lsp/elixir-ls/archive/refs/heads/master.zip")
+          if (!response.ok) return
+          const zipPath = path.join(Global.Path.bin, "elixir-ls.zip")
+          await Bun.file(zipPath).write(response)
+
+          await $`unzip -o -q ${zipPath}`.cwd(Global.Path.bin).nothrow()
+
+          await fs.rm(zipPath, {
+            force: true,
+            recursive: true,
+          })
+
+          await $`mix deps.get && mix compile && mix elixir_ls.release2 -o release`
+            .quiet()
+            .cwd(path.join(Global.Path.bin, "elixir-ls-master"))
+            .env({ MIX_ENV: "prod", ...process.env })
+
+          log.info(`installed elixir-ls`, {
+            path: elixirLsPath,
+          })
+        }
+      }
+
+      return {
+        process: spawn(binary, {
+          cwd: root,
+        }),
+      }
+    },
+  }
+
+  export const Zls: Info = {
+    id: "zls",
+    extensions: [".zig", ".zon"],
+    root: NearestRoot(["build.zig"]),
+    async spawn(_, root) {
+      let bin = Bun.which("zls", {
+        PATH: process.env["PATH"] + ":" + Global.Path.bin,
+      })
+
+      if (!bin) {
+        const zig = Bun.which("zig")
+        if (!zig) {
+          log.error("Zig is required to use zls. Please install Zig first.")
+          return
+        }
+
+        log.info("downloading zls from GitHub releases")
+
+        const releaseResponse = await fetch("https://api.github.com/repos/zigtools/zls/releases/latest")
+        if (!releaseResponse.ok) {
+          log.error("Failed to fetch zls release info")
+          return
+        }
+
+        const release = await releaseResponse.json()
+
+        const platform = process.platform
+        const arch = process.arch
+        let assetName = ""
+
+        let zlsArch: string = arch
+        if (arch === "arm64") zlsArch = "aarch64"
+        else if (arch === "x64") zlsArch = "x86_64"
+        else if (arch === "ia32") zlsArch = "x86"
+
+        let zlsPlatform: string = platform
+        if (platform === "darwin") zlsPlatform = "macos"
+        else if (platform === "win32") zlsPlatform = "windows"
+
+        const ext = platform === "win32" ? "zip" : "tar.xz"
+
+        assetName = `zls-${zlsArch}-${zlsPlatform}.${ext}`
+
+        const supportedCombos = [
+          "zls-x86_64-linux.tar.xz",
+          "zls-x86_64-macos.tar.xz",
+          "zls-x86_64-windows.zip",
+          "zls-aarch64-linux.tar.xz",
+          "zls-aarch64-macos.tar.xz",
+          "zls-aarch64-windows.zip",
+          "zls-x86-linux.tar.xz",
+          "zls-x86-windows.zip",
+        ]
+
+        if (!supportedCombos.includes(assetName)) {
+          log.error(`Platform ${platform} and architecture ${arch} is not supported by zls`)
+          return
+        }
+
+        const asset = release.assets.find((a: any) => a.name === assetName)
+        if (!asset) {
+          log.error(`Could not find asset ${assetName} in latest zls release`)
+          return
+        }
+
+        const downloadUrl = asset.browser_download_url
+        const downloadResponse = await fetch(downloadUrl)
+        if (!downloadResponse.ok) {
+          log.error("Failed to download zls")
+          return
+        }
+
+        const tempPath = path.join(Global.Path.bin, assetName)
+        await Bun.file(tempPath).write(downloadResponse)
+
+        if (ext === "zip") {
+          await $`unzip -o -q ${tempPath}`.cwd(Global.Path.bin).nothrow()
+        } else {
+          await $`tar -xf ${tempPath}`.cwd(Global.Path.bin).nothrow()
+        }
+
+        await fs.rm(tempPath, { force: true })
+
+        bin = path.join(Global.Path.bin, "zls" + (platform === "win32" ? ".exe" : ""))
+
+        if (!(await Bun.file(bin).exists())) {
+          log.error("Failed to extract zls binary")
+          return
+        }
+
+        if (platform !== "win32") {
+          await $`chmod +x ${bin}`.nothrow()
+        }
+
+        log.info(`installed zls`, { bin })
+      }
+
+      return {
+        process: spawn(bin, {
+          cwd: root,
+        }),
+      }
+    },
+  }
+
+  export const CSharp: Info = {
+    id: "csharp",
+    root: NearestRoot([".sln", ".csproj", "global.json"]),
+    extensions: [".cs"],
+    async spawn(_, root) {
+      let bin = Bun.which("csharp-ls", {
+        PATH: process.env["PATH"] + ":" + Global.Path.bin,
+      })
+      if (!bin) {
+        if (!Bun.which("dotnet")) {
+          log.error(".NET SDK is required to install csharp-ls")
+          return
+        }
+
+        log.info("installing csharp-ls via dotnet tool")
+        const proc = Bun.spawn({
+          cmd: ["dotnet", "tool", "install", "csharp-ls", "--tool-path", Global.Path.bin],
+          stdout: "pipe",
+          stderr: "pipe",
+          stdin: "pipe",
+        })
+        const exit = await proc.exited
+        if (exit !== 0) {
+          log.error("Failed to install csharp-ls")
+          return
+        }
+
+        bin = path.join(Global.Path.bin, "csharp-ls" + (process.platform === "win32" ? ".exe" : ""))
+        log.info(`installed csharp-ls`, { bin })
+      }
+
+      return {
+        process: spawn(bin, {
+          cwd: root,
+        }),
+      }
+    },
+  }
 }

packages/opencode/src/mcp/index.ts

@@ -1,5 +1,7 @@
 import { experimental_createMCPClient, type Tool } from "ai"
-import { Experimental_StdioMCPTransport } from "ai/mcp-stdio"
+import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js"
+import { SSEClientTransport } from "@modelcontextprotocol/sdk/client/sse.js"
+import { StdioClientTransport } from "@modelcontextprotocol/sdk/client/stdio.js"
 import { App } from "../app/app"
 import { Config } from "../config/config"
 import { Log } from "../util/log"
@@ -32,14 +34,28 @@ export namespace MCP {
         }
         log.info("found", { key, type: mcp.type })
         if (mcp.type === "remote") {
+          const transports = [
+            new StreamableHTTPClientTransport(new URL(mcp.url), {
+              requestInit: {
+                headers: mcp.headers,
+              },
+            }),
+            new SSEClientTransport(new URL(mcp.url), {
+              requestInit: {
+                headers: mcp.headers,
+              },
+            }),
+          ]
+          for (const transport of transports) {
             const client = await experimental_createMCPClient({
               name: key,
-            transport: {
-              type: "sse",
-              url: mcp.url,
-            },
+              transport,
             }).catch(() => {})
-          if (!client) {
+            if (!client) continue
+            clients[key] = client
+            break
+          }
+          if (!clients[key])
             Bus.publish(Session.Event.Error, {
               error: {
                 name: "UnknownError",
@@ -48,16 +64,13 @@ export namespace MCP {
                 },
               },
             })
-            continue
-          }
-          clients[key] = client
         }
 
         if (mcp.type === "local") {
           const [cmd, ...args] = mcp.command
           const client = await experimental_createMCPClient({
             name: key,
-            transport: new Experimental_StdioMCPTransport({
+            transport: new StdioClientTransport({
               stderr: "ignore",
               command: cmd,
               args,
@@ -102,7 +115,8 @@ export namespace MCP {
     const result: Record<string, Tool> = {}
     for (const [clientName, client] of Object.entries(await clients())) {
       for (const [toolName, tool] of Object.entries(await client.tools())) {
-        result[clientName + "_" + toolName] = tool
+        const sanitizedClientName = clientName.replace(/\s+/g, "_")
+        result[sanitizedClientName + "_" + toolName] = tool
       }
     }
     return result

packages/opencode/src/permission/index.ts

@@ -2,6 +2,8 @@ import { App } from "../app/app"
 import { z } from "zod"
 import { Bus } from "../bus"
 import { Log } from "../util/log"
+import { Identifier } from "../id/id"
+import { Plugin } from "../plugin"
 
 export namespace Permission {
   const log = Log.create({ service: "permission" })
@@ -9,7 +11,11 @@ export namespace Permission {
   export const Info = z
     .object({
       id: z.string(),
+      type: z.string(),
+      pattern: z.string().optional(),
       sessionID: z.string(),
+      messageID: z.string(),
+      callID: z.string().optional(),
       title: z.string(),
       metadata: z.record(z.any()),
       time: z.object({
@@ -17,12 +23,16 @@ export namespace Permission {
       }),
     })
     .openapi({
-      ref: "permission.info",
+      ref: "Permission",
     })
   export type Info = z.infer<typeof Info>
 
   export const Event = {
     Updated: Bus.event("permission.updated", Info),
+    Replied: Bus.event(
+      "permission.replied",
+      z.object({ sessionID: z.string(), permissionID: z.string(), response: z.string() }),
+    ),
   }
 
   const state = App.state(
@@ -40,7 +50,7 @@ export namespace Permission {
 
       const approved: {
         [sessionID: string]: {
-          [permissionID: string]: Info
+          [permissionID: string]: boolean
         }
       } = {}
 
@@ -52,76 +62,90 @@ export namespace Permission {
     async (state) => {
       for (const pending of Object.values(state.pending)) {
         for (const item of Object.values(pending)) {
-          item.reject(new RejectedError(item.info.sessionID, item.info.id))
+          item.reject(new RejectedError(item.info.sessionID, item.info.id, item.info.callID))
         }
       }
     },
   )
 
-  export function ask(input: {
-    id: Info["id"]
-    sessionID: Info["sessionID"]
+  export async function ask(input: {
+    type: Info["type"]
     title: Info["title"]
+    pattern?: Info["pattern"]
+    callID?: Info["callID"]
+    sessionID: Info["sessionID"]
+    messageID: Info["messageID"]
     metadata: Info["metadata"]
   }) {
-    return
     const { pending, approved } = state()
     log.info("asking", {
       sessionID: input.sessionID,
-      permissionID: input.id,
+      messageID: input.messageID,
+      toolCallID: input.callID,
     })
-    if (approved[input.sessionID]?.[input.id]) {
-      log.info("previously approved", {
-        sessionID: input.sessionID,
-        permissionID: input.id,
-      })
-      return
-    }
+    if (approved[input.sessionID]?.[input.pattern ?? input.type]) return
     const info: Info = {
-      id: input.id,
+      id: Identifier.ascending("permission"),
+      type: input.type,
       sessionID: input.sessionID,
+      messageID: input.messageID,
+      callID: input.callID,
       title: input.title,
       metadata: input.metadata,
       time: {
         created: Date.now(),
       },
     }
+
+    switch (
+      await Plugin.trigger("permission.ask", info, {
+        status: "ask",
+      }).then((x) => x.status)
+    ) {
+      case "deny":
+        throw new RejectedError(info.sessionID, info.id, info.callID)
+      case "allow":
+        return
+    }
+
     pending[input.sessionID] = pending[input.sessionID] || {}
     return new Promise<void>((resolve, reject) => {
-      pending[input.sessionID][input.id] = {
+      pending[input.sessionID][info.id] = {
         info,
         resolve,
         reject,
       }
-      setTimeout(() => {
-        respond({
-          sessionID: input.sessionID,
-          permissionID: input.id,
-          response: "always",
-        })
-      }, 1000)
       Bus.publish(Event.Updated, info)
     })
   }
 
-  export function respond(input: {
-    sessionID: Info["sessionID"]
-    permissionID: Info["id"]
-    response: "once" | "always" | "reject"
-  }) {
+  export const Response = z.enum(["once", "always", "reject"])
+  export type Response = z.infer<typeof Response>
+
+  export function respond(input: { sessionID: Info["sessionID"]; permissionID: Info["id"]; response: Response }) {
     log.info("response", input)
     const { pending, approved } = state()
     const match = pending[input.sessionID]?.[input.permissionID]
     if (!match) return
     delete pending[input.sessionID][input.permissionID]
     if (input.response === "reject") {
-      match.reject(new RejectedError(input.sessionID, input.permissionID))
+      match.reject(new RejectedError(input.sessionID, input.permissionID, match.info.callID))
       return
     }
     match.resolve()
+    Bus.publish(Event.Replied, {
+      sessionID: input.sessionID,
+      permissionID: input.permissionID,
+      response: input.response,
+    })
     if (input.response === "always") {
       approved[input.sessionID] = approved[input.sessionID] || {}
-      approved[input.sessionID][input.permissionID] = match.info
+      approved[input.sessionID][match.info.pattern ?? match.info.type] = true
+      for (const item of Object.values(pending[input.sessionID])) {
+        if ((item.info.pattern ?? item.info.type) === (match.info.pattern ?? match.info.type)) {
+          respond({ sessionID: item.info.sessionID, permissionID: item.info.id, response: input.response })
+        }
+      }
     }
   }
 
@@ -129,6 +153,7 @@ export namespace Permission {
     constructor(
       public readonly sessionID: string,
       public readonly permissionID: string,
+      public readonly toolCallID?: string,
     ) {
       super(`The user rejected permission to use this functionality`)
     }

packages/opencode/src/plugin/index.ts

@@ -0,0 +1,69 @@
+import type { Hooks, Plugin as PluginInstance } from "@opencode-ai/plugin"
+import { App } from "../app/app"
+import { Config } from "../config/config"
+import { Bus } from "../bus"
+import { Log } from "../util/log"
+import { createOpencodeClient } from "@opencode-ai/sdk"
+import { Server } from "../server/server"
+import { BunProc } from "../bun"
+
+export namespace Plugin {
+  const log = Log.create({ service: "plugin" })
+
+  const state = App.state("plugin", async (app) => {
+    const client = createOpencodeClient({
+      baseUrl: "http://localhost:4096",
+      fetch: async (...args) => Server.app().fetch(...args),
+    })
+    const config = await Config.get()
+    const hooks = []
+    for (let plugin of config.plugin ?? []) {
+      log.info("loading plugin", { path: plugin })
+      if (!plugin.startsWith("file://")) {
+        const [pkg, version] = plugin.split("@")
+        plugin = await BunProc.install(pkg, version ?? "latest")
+      }
+      const mod = await import(plugin)
+      for (const [_name, fn] of Object.entries<PluginInstance>(mod)) {
+        const init = await fn({
+          client,
+          app,
+          $: Bun.$,
+        })
+        hooks.push(init)
+      }
+    }
+
+    return {
+      hooks,
+    }
+  })
+
+  export async function trigger<
+    Name extends keyof Required<Hooks>,
+    Input = Parameters<Required<Hooks>[Name]>[0],
+    Output = Parameters<Required<Hooks>[Name]>[1],
+  >(name: Name, input: Input, output: Output): Promise<Output> {
+    if (!name) return output
+    for (const hook of await state().then((x) => x.hooks)) {
+      const fn = hook[name]
+      if (!fn) continue
+      // @ts-expect-error if you feel adventurous, please fix the typing, make sure to bump the try-counter if you
+      // give up.
+      // try-counter: 2
+      await fn(input, output)
+    }
+    return output
+  }
+
+  export function init() {
+    Bus.subscribeAll(async (input) => {
+      const hooks = await state().then((x) => x.hooks)
+      for (const hook of hooks) {
+        hook["event"]?.({
+          event: input,
+        })
+      }
+    })
+  }
+}

packages/opencode/src/provider/models.ts

@@ -3,6 +3,7 @@ import { Log } from "../util/log"
 import path from "path"
 import { z } from "zod"
 import { data } from "./models-macro" with { type: "macro" }
+import { Installation } from "../installation"
 
 export namespace ModelsDev {
   const log = Log.create({ service: "models.dev" })
@@ -50,21 +51,30 @@ export namespace ModelsDev {
   export type Provider = z.infer<typeof Provider>
 
   export async function get() {
+    refresh()
     const file = Bun.file(filepath)
     const result = await file.json().catch(() => {})
-    if (result) {
-      refresh()
-      return result as Record<string, Provider>
-    }
-    refresh()
+    if (result) return result as Record<string, Provider>
     const json = await data()
     return JSON.parse(json) as Record<string, Provider>
   }
 
-  async function refresh() {
+  export async function refresh() {
     const file = Bun.file(filepath)
-    log.info("refreshing")
-    const result = await fetch("https://models.dev/api.json").catch(() => {})
-    if (result && result.ok) await Bun.write(file, result)
+    log.info("refreshing", {
+      file,
+    })
+    const result = await fetch("https://models.dev/api.json", {
+      headers: {
+        "User-Agent": Installation.USER_AGENT,
+      },
+    }).catch((e) => {
+      log.error("Failed to fetch models.dev", {
+        error: e,
+      })
+    })
+    if (result && result.ok) await Bun.write(file, await result.text())
   }
 }
+
+setInterval(() => ModelsDev.refresh(), 60 * 1000 * 60).unref()

packages/opencode/src/provider/provider.ts

@@ -5,23 +5,11 @@ import { mergeDeep, sortBy } from "remeda"
 import { NoSuchModelError, type LanguageModel, type Provider as SDK } from "ai"
 import { Log } from "../util/log"
 import { BunProc } from "../bun"
-import { BashTool } from "../tool/bash"
-import { EditTool } from "../tool/edit"
-import { WebFetchTool } from "../tool/webfetch"
-import { GlobTool } from "../tool/glob"
-import { GrepTool } from "../tool/grep"
-import { ListTool } from "../tool/ls"
-import { PatchTool } from "../tool/patch"
-import { ReadTool } from "../tool/read"
-import type { Tool } from "../tool/tool"
-import { WriteTool } from "../tool/write"
-import { TodoReadTool, TodoWriteTool } from "../tool/todo"
 import { AuthAnthropic } from "../auth/anthropic"
 import { AuthCopilot } from "../auth/copilot"
 import { ModelsDev } from "./models"
 import { NamedError } from "../util/error"
 import { Auth } from "../auth"
-// import { TaskTool } from "../tool/task"
 
 export namespace Provider {
   const log = Log.create({ service: "provider" })
@@ -91,8 +79,7 @@ export namespace Provider {
             if (!info || info.type !== "oauth") return
             if (!info.access || info.expires < Date.now()) {
               const tokens = await copilot.access(info.refresh)
-              if (!tokens)
-                throw new Error("GitHub Copilot authentication expired")
+              if (!tokens) throw new Error("GitHub Copilot authentication expired")
               await Auth.set("github-copilot", {
                 type: "oauth",
                 ...tokens,
@@ -100,25 +87,27 @@ export namespace Provider {
               info.access = tokens.access
             }
             let isAgentCall = false
+            let isVisionRequest = false
             try {
-              const body =
-                typeof init.body === "string"
-                  ? JSON.parse(init.body)
-                  : init.body
+              const body = typeof init.body === "string" ? JSON.parse(init.body) : init.body
               if (body?.messages) {
-                isAgentCall = body.messages.some(
+                isAgentCall = body.messages.some((msg: any) => msg.role && ["tool", "assistant"].includes(msg.role))
+                isVisionRequest = body.messages.some(
                   (msg: any) =>
-                    msg.role && ["tool", "assistant"].includes(msg.role),
+                    Array.isArray(msg.content) && msg.content.some((part: any) => part.type === "image_url"),
                 )
               }
             } catch {}
-            const headers = {
+            const headers: Record<string, string> = {
               ...init.headers,
               ...copilot.HEADERS,
               Authorization: `Bearer ${info.access}`,
               "Openai-Intent": "conversation-edits",
               "X-Initiator": isAgentCall ? "agent" : "user",
             }
+            if (isVisionRequest) {
+              headers["Copilot-Vision-Request"] = "true"
+            }
             delete headers["x-api-key"]
             return fetch(input, {
               ...init,
@@ -137,15 +126,22 @@ export namespace Provider {
         options: {},
       }
     },
+    azure: async () => {
+      return {
+        autoload: false,
+        async getModel(sdk: any, modelID: string) {
+          return sdk.responses(modelID)
+        },
+        options: {},
+      }
+    },
     "amazon-bedrock": async () => {
-      if (!process.env["AWS_PROFILE"] && !process.env["AWS_ACCESS_KEY_ID"])
+      if (!process.env["AWS_PROFILE"] && !process.env["AWS_ACCESS_KEY_ID"] && !process.env["AWS_BEARER_TOKEN_BEDROCK"])
         return { autoload: false }
 
       const region = process.env["AWS_REGION"] ?? "us-east-1"
 
-      const { fromNodeProviderChain } = await import(
-        await BunProc.install("@aws-sdk/credential-providers")
-      )
+      const { fromNodeProviderChain } = await import(await BunProc.install("@aws-sdk/credential-providers"))
       return {
         autoload: true,
         options: {
@@ -157,9 +153,7 @@ export namespace Provider {
 
           switch (regionPrefix) {
             case "us": {
-              const modelRequiresPrefix = ["claude", "deepseek"].some((m) =>
-                modelID.includes(m),
-              )
+              const modelRequiresPrefix = ["claude", "deepseek"].some((m) => modelID.includes(m))
               if (modelRequiresPrefix) {
                 modelID = `${regionPrefix}.${modelID}`
               }
@@ -174,25 +168,18 @@ export namespace Provider {
                 "eu-south-1",
                 "eu-south-2",
               ].some((r) => region.includes(r))
-              const modelRequiresPrefix = [
-                "claude",
-                "nova-lite",
-                "nova-micro",
-                "llama3",
-                "pixtral",
-              ].some((m) => modelID.includes(m))
+              const modelRequiresPrefix = ["claude", "nova-lite", "nova-micro", "llama3", "pixtral"].some((m) =>
+                modelID.includes(m),
+              )
               if (regionRequiresPrefix && modelRequiresPrefix) {
                 modelID = `${regionPrefix}.${modelID}`
               }
               break
             }
             case "ap": {
-              const modelRequiresPrefix = [
-                "claude",
-                "nova-lite",
-                "nova-micro",
-                "nova-pro",
-              ].some((m) => modelID.includes(m))
+              const modelRequiresPrefix = ["claude", "nova-lite", "nova-micro", "nova-pro"].some((m) =>
+                modelID.includes(m),
+              )
               if (modelRequiresPrefix) {
                 regionPrefix = "apac"
                 modelID = `${regionPrefix}.${modelID}`
@@ -216,6 +203,17 @@ export namespace Provider {
         },
       }
     },
+    vercel: async () => {
+      return {
+        autoload: false,
+        options: {
+          headers: {
+            "http-referer": "https://opencode.ai/",
+            "x-title": "opencode",
+          },
+        },
+      }
+    },
   }
 
   const state = App.state("provider", async () => {
@@ -230,10 +228,7 @@ export namespace Provider {
         options: Record<string, any>
       }
     } = {}
-    const models = new Map<
-      string,
-      { info: ModelsDev.Model; language: LanguageModel }
-    >()
+    const models = new Map<string, { info: ModelsDev.Model; language: LanguageModel }>()
     const sdk = new Map<string, SDK>()
 
     log.info("init")
@@ -248,7 +243,7 @@ export namespace Provider {
       if (!provider) {
         const info = database[id]
         if (!info) return
-        if (info.api) options["baseURL"] = info.api
+        if (info.api && !options["baseURL"]) options["baseURL"] = info.api
         providers[id] = {
           source,
           info,
@@ -285,13 +280,19 @@ export namespace Provider {
           reasoning: model.reasoning ?? existing?.reasoning ?? false,
           temperature: model.temperature ?? existing?.temperature ?? false,
           tool_call: model.tool_call ?? existing?.tool_call ?? true,
-          cost: {
-            ...existing?.cost,
-            ...model.cost,
+          cost:
+            !model.cost && !existing?.cost
+              ? {
                   input: 0,
                   output: 0,
                   cache_read: 0,
                   cache_write: 0,
+                }
+              : {
+                  cache_read: 0,
+                  cache_write: 0,
+                  ...existing?.cost,
+                  ...model.cost,
                 },
           options: {
             ...existing?.options,
@@ -308,9 +309,7 @@ export namespace Provider {
       database[providerID] = parsed
     }
 
-    const disabled = await Config.get().then(
-      (cfg) => new Set(cfg.disabled_providers ?? []),
-    )
+    const disabled = await Config.get().then((cfg) => new Set(cfg.disabled_providers ?? []))
     // load env
     for (const [providerID, provider] of Object.entries(database)) {
       if (disabled.has(providerID)) continue
@@ -337,12 +336,7 @@ export namespace Provider {
       if (disabled.has(providerID)) continue
       const result = await fn(database[providerID])
       if (result && (result.autoload || providers[providerID])) {
-        mergeProvider(
-          providerID,
-          result.options ?? {},
-          "custom",
-          result.getModel,
-        )
+        mergeProvider(providerID, result.options ?? {}, "custom", result.getModel)
       }
     }
 
@@ -379,9 +373,12 @@ export namespace Provider {
       const existing = s.sdk.get(provider.id)
       if (existing) return existing
       const pkg = provider.npm ?? provider.id
-      const mod = await import(await BunProc.install(pkg, "latest"))
+      const mod = await import(await BunProc.install(pkg, "beta"))
       const fn = mod[Object.keys(mod).find((key) => key.startsWith("create"))!]
-      const loaded = fn(s.providers[provider.id]?.options)
+      const loaded = fn({
+        name: provider.id,
+        ...s.providers[provider.id]?.options,
+      })
       s.sdk.set(provider.id, loaded)
       return loaded as SDK
     })().catch((e) => {
@@ -389,6 +386,10 @@ export namespace Provider {
     })
   }
 
+  export async function getProvider(providerID: string) {
+    return state().then((s) => s.providers[providerID])
+  }
+
   export async function getModel(providerID: string, modelID: string) {
     const key = `${providerID}/${modelID}`
     const s = await state()
@@ -406,9 +407,7 @@ export namespace Provider {
     const sdk = await getSDK(provider.info)
 
     try {
-      const language = provider.getModel
-        ? await provider.getModel(sdk, modelID)
-        : sdk.languageModel(modelID)
+      const language = provider.getModel ? await provider.getModel(sdk, modelID) : sdk.languageModel(modelID)
       log.info("found", { providerID, modelID })
       s.models.set(key, {
         info,
@@ -431,14 +430,29 @@ export namespace Provider {
     }
   }
 
+  export async function getSmallModel(providerID: string) {
+    const cfg = await Config.get()
+
+    if (cfg.small_model) {
+      const parsed = parseModel(cfg.small_model)
+      return getModel(parsed.providerID, parsed.modelID)
+    }
+
+    const provider = await state().then((state) => state.providers[providerID])
+    if (!provider) return
+    const priority = ["3-5-haiku", "3.5-haiku", "gemini-2.5-flash"]
+    for (const item of priority) {
+      for (const model of Object.keys(provider.info.models)) {
+        if (model.includes(item)) return getModel(providerID, model)
+      }
+    }
+  }
+
   const priority = ["gemini-2.5-pro-preview", "codex-mini", "claude-sonnet-4"]
   export function sort(models: ModelsDev.Model[]) {
     return sortBy(
       models,
-      [
-        (model) => priority.findIndex((filter) => model.id.includes(filter)),
-        "desc",
-      ],
+      [(model) => priority.findIndex((filter) => model.id.includes(filter)), "desc"],
       [(model) => (model.id.includes("latest") ? 0 : 1), "asc"],
       [(model) => model.id, "desc"],
     )
@@ -449,11 +463,7 @@ export namespace Provider {
     if (cfg.model) return parseModel(cfg.model)
     const provider = await list()
       .then((val) => Object.values(val))
-      .then((x) =>
-        x.find(
-          (p) => !cfg.provider || Object.keys(cfg.provider).includes(p.info.id),
-        ),
-      )
+      .then((x) => x.find((p) => !cfg.provider || Object.keys(cfg.provider).includes(p.info.id)))
     if (!provider) throw new Error("no providers found")
     const [model] = sort(Object.values(provider.info.models))
     if (!model) throw new Error("no models found")
@@ -471,80 +481,6 @@ export namespace Provider {
     }
   }
 
-  const TOOLS = [
-    BashTool,
-    EditTool,
-    WebFetchTool,
-    GlobTool,
-    GrepTool,
-    ListTool,
-    // LspDiagnosticTool,
-    // LspHoverTool,
-    PatchTool,
-    ReadTool,
-    // MultiEditTool,
-    WriteTool,
-    TodoWriteTool,
-    TodoReadTool,
-    // TaskTool,
-  ]
-
-  const TOOL_MAPPING: Record<string, Tool.Info[]> = {
-    anthropic: TOOLS.filter((t) => t.id !== "patch"),
-    openai: TOOLS.map((t) => ({
-      ...t,
-      parameters: optionalToNullable(t.parameters),
-    })),
-    azure: TOOLS.map((t) => ({
-      ...t,
-      parameters: optionalToNullable(t.parameters),
-    })),
-    google: TOOLS,
-  }
-
-  export async function tools(providerID: string) {
-    /*
-    const cfg = await Config.get()
-    if (cfg.tool?.provider?.[providerID])
-      return cfg.tool.provider[providerID].map(
-        (id) => TOOLS.find((t) => t.id === id)!,
-      )
-        */
-    return TOOL_MAPPING[providerID] ?? TOOLS
-  }
-
-  function optionalToNullable(schema: z.ZodTypeAny): z.ZodTypeAny {
-    if (schema instanceof z.ZodObject) {
-      const shape = schema.shape
-      const newShape: Record<string, z.ZodTypeAny> = {}
-
-      for (const [key, value] of Object.entries(shape)) {
-        const zodValue = value as z.ZodTypeAny
-        if (zodValue instanceof z.ZodOptional) {
-          newShape[key] = zodValue.unwrap().nullable()
-        } else {
-          newShape[key] = optionalToNullable(zodValue)
-        }
-      }
-
-      return z.object(newShape)
-    }
-
-    if (schema instanceof z.ZodArray) {
-      return z.array(optionalToNullable(schema.element))
-    }
-
-    if (schema instanceof z.ZodUnion) {
-      return z.union(
-        schema.options.map((option: z.ZodTypeAny) =>
-          optionalToNullable(option),
-        ) as [z.ZodTypeAny, z.ZodTypeAny, ...z.ZodTypeAny[]],
-      )
-    }
-
-    return schema
-  }
-
   export const ModelNotFoundError = NamedError.create(
     "ProviderModelNotFoundError",
     z.object({
@@ -559,12 +495,4 @@ export namespace Provider {
       providerID: z.string(),
     }),
   )
-
-  export const AuthError = NamedError.create(
-    "ProviderAuthError",
-    z.object({
-      providerID: z.string(),
-      message: z.string(),
-    }),
-  )
 }

packages/opencode/src/provider/transform.ts

@@ -1,38 +1,84 @@
-import type { LanguageModelV1Prompt } from "ai"
+import type { ModelMessage } from "ai"
 import { unique } from "remeda"
 
 export namespace ProviderTransform {
-  export function message(
-    msgs: LanguageModelV1Prompt,
-    providerID: string,
-    modelID: string,
-  ) {
-    if (providerID === "anthropic" || modelID.includes("anthropic")) {
+  function normalizeToolCallIds(msgs: ModelMessage[]): ModelMessage[] {
+    return msgs.map((msg) => {
+      if ((msg.role === "assistant" || msg.role === "tool") && Array.isArray(msg.content)) {
+        msg.content = msg.content.map((part) => {
+          if ((part.type === "tool-call" || part.type === "tool-result") && "toolCallId" in part) {
+            return {
+              ...part,
+              toolCallId: part.toolCallId.replace(/[^a-zA-Z0-9_-]/g, "_"),
+            }
+          }
+          return part
+        })
+      }
+      return msg
+    })
+  }
+
+  function applyCaching(msgs: ModelMessage[], providerID: string): ModelMessage[] {
     const system = msgs.filter((msg) => msg.role === "system").slice(0, 2)
     const final = msgs.filter((msg) => msg.role !== "system").slice(-2)
 
-      for (const msg of unique([...system, ...final])) {
-        msg.providerMetadata = {
-          ...msg.providerMetadata,
+    const providerOptions = {
       anthropic: {
         cacheControl: { type: "ephemeral" },
       },
-        }
-      }
-    }
-    if (providerID === "amazon-bedrock" || modelID.includes("anthropic")) {
-      const system = msgs.filter((msg) => msg.role === "system").slice(0, 2)
-      const final = msgs.filter((msg) => msg.role !== "system").slice(-2)
-
-      for (const msg of unique([...system, ...final])) {
-        msg.providerMetadata = {
-          ...msg.providerMetadata,
+      openrouter: {
+        cache_control: { type: "ephemeral" },
+      },
       bedrock: {
         cachePoint: { type: "ephemeral" },
       },
+      openaiCompatible: {
+        cache_control: { type: "ephemeral" },
+      },
+    }
+
+    for (const msg of unique([...system, ...final])) {
+      const shouldUseContentOptions = providerID !== "anthropic" && Array.isArray(msg.content) && msg.content.length > 0
+
+      if (shouldUseContentOptions) {
+        const lastContent = msg.content[msg.content.length - 1]
+        if (lastContent && typeof lastContent === "object") {
+          lastContent.providerOptions = {
+            ...lastContent.providerOptions,
+            ...providerOptions,
+          }
+          continue
         }
       }
+
+      msg.providerOptions = {
+        ...msg.providerOptions,
+        ...providerOptions,
       }
+    }
+
     return msgs
   }
+
+  export function message(msgs: ModelMessage[], providerID: string, modelID: string) {
+    if (modelID.includes("claude")) {
+      msgs = normalizeToolCallIds(msgs)
+    }
+    if (providerID === "anthropic" || modelID.includes("anthropic") || modelID.includes("claude")) {
+      msgs = applyCaching(msgs, providerID)
+    }
+
+    return msgs
+  }
+
+  export function temperature(_providerID: string, modelID: string) {
+    if (modelID.toLowerCase().includes("qwen")) return 0.55
+    return 0
+  }
+
+  export function topP(_providerID: string, modelID: string) {
+    if (modelID.toLowerCase().includes("qwen")) return 1
+    return undefined
+  }
 }

packages/opencode/src/server/server.ts

@@ -6,7 +6,6 @@ import { streamSSE } from "hono/streaming"
 import { Session } from "../session"
 import { resolver, validator as zValidator } from "hono-openapi/zod"
 import { z } from "zod"
-import { Message } from "../session/message"
 import { Provider } from "../provider/provider"
 import { App } from "../app/app"
 import { mapValues } from "remeda"
@@ -16,6 +15,11 @@ import { Ripgrep } from "../file/ripgrep"
 import { Config } from "../config/config"
 import { File } from "../file"
 import { LSP } from "../lsp"
+import { MessageV2 } from "../session/message-v2"
+import { Mode } from "../session/mode"
+import { callTui, TuiRoute } from "./tui"
+import { Permission } from "../permission"
+import { lazy } from "../util/lazy"
 
 const ERRORS = {
   400: {
@@ -41,7 +45,11 @@ export namespace Server {
 
   export type Routes = ReturnType<typeof app>
 
-  function app() {
+  export const Event = {
+    Connected: Bus.event("server.connected", z.object({})),
+  }
+
+  export const app = lazy(() => {
     const app = new Hono()
 
     const result = app
@@ -51,23 +59,25 @@ export namespace Server {
             status: 400,
           })
         }
-        return c.json(
-          new NamedError.Unknown({ message: err.toString() }).toObject(),
-          {
+        return c.json(new NamedError.Unknown({ message: err.toString() }).toObject(), {
           status: 400,
-          },
-        )
+        })
       })
       .use(async (c, next) => {
+        const skipLogging = c.req.path === "/log"
+        if (!skipLogging) {
           log.info("request", {
             method: c.req.method,
             path: c.req.path,
           })
+        }
         const start = Date.now()
         await next()
+        if (!skipLogging) {
           log.info("response", {
             duration: Date.now() - start,
           })
+        }
       })
       .get(
         "/doc",
@@ -86,6 +96,7 @@ export namespace Server {
         "/event",
         describeRoute({
           description: "Get events",
+          operationId: "event.subscribe",
           responses: {
             200: {
               description: "Event stream",
@@ -105,7 +116,10 @@ export namespace Server {
           log.info("event connected")
           return streamSSE(c, async (stream) => {
             stream.writeSSE({
-              data: JSON.stringify({}),
+              data: JSON.stringify({
+                type: "server.connected",
+                properties: {},
+              }),
             })
             const unsub = Bus.subscribeAll(async (event) => {
               await stream.writeSSE({
@@ -126,6 +140,7 @@ export namespace Server {
         "/app",
         describeRoute({
           description: "Get app info",
+          operationId: "app.get",
           responses: {
             200: {
               description: "200",
@@ -145,6 +160,7 @@ export namespace Server {
         "/app/init",
         describeRoute({
           description: "Initialize the app",
+          operationId: "app.init",
           responses: {
             200: {
               description: "Initialize the app",
@@ -165,6 +181,7 @@ export namespace Server {
         "/config",
         describeRoute({
           description: "Get config info",
+          operationId: "config.get",
           responses: {
             200: {
               description: "Get config info",
@@ -184,6 +201,7 @@ export namespace Server {
         "/session",
         describeRoute({
           description: "List all sessions",
+          operationId: "session.list",
           responses: {
             200: {
               description: "List of sessions",
@@ -197,6 +215,7 @@ export namespace Server {
         }),
         async (c) => {
           const sessions = await Array.fromAsync(Session.list())
+          sessions.sort((a, b) => b.time.updated - a.time.updated)
           return c.json(sessions)
         },
       )
@@ -204,6 +223,7 @@ export namespace Server {
         "/session",
         describeRoute({
           description: "Create a new session",
+          operationId: "session.create",
           responses: {
             ...ERRORS,
             200: {
@@ -225,6 +245,7 @@ export namespace Server {
         "/session/:id",
         describeRoute({
           description: "Delete a session and all its data",
+          operationId: "session.delete",
           responses: {
             200: {
               description: "Successfully deleted session",
@@ -251,6 +272,7 @@ export namespace Server {
         "/session/:id/init",
         describeRoute({
           description: "Analyze the app and create an AGENTS.md file",
+          operationId: "session.init",
           responses: {
             200: {
               description: "200",
@@ -271,6 +293,7 @@ export namespace Server {
         zValidator(
           "json",
           z.object({
+            messageID: z.string(),
             providerID: z.string(),
             modelID: z.string(),
           }),
@@ -286,6 +309,7 @@ export namespace Server {
         "/session/:id/abort",
         describeRoute({
           description: "Abort a session",
+          operationId: "session.abort",
           responses: {
             200: {
               description: "Aborted session",
@@ -311,6 +335,7 @@ export namespace Server {
         "/session/:id/share",
         describeRoute({
           description: "Share a session",
+          operationId: "session.share",
           responses: {
             200: {
               description: "Successfully shared session",
@@ -339,6 +364,7 @@ export namespace Server {
         "/session/:id/share",
         describeRoute({
           description: "Unshare the session",
+          operationId: "session.unshare",
           responses: {
             200: {
               description: "Successfully unshared session",
@@ -367,6 +393,7 @@ export namespace Server {
         "/session/:id/summarize",
         describeRoute({
           description: "Summarize the session",
+          operationId: "session.summarize",
           responses: {
             200: {
               description: "Summarized session",
@@ -402,12 +429,20 @@ export namespace Server {
         "/session/:id/message",
         describeRoute({
           description: "List messages for a session",
+          operationId: "session.messages",
           responses: {
             200: {
               description: "List of messages",
               content: {
                 "application/json": {
-                  schema: resolver(Message.Info.array()),
+                  schema: resolver(
+                    z
+                      .object({
+                        info: MessageV2.Info,
+                        parts: MessageV2.Part.array(),
+                      })
+                      .array(),
+                  ),
                 },
               },
             },
@@ -424,16 +459,51 @@ export namespace Server {
           return c.json(messages)
         },
       )
+      .get(
+        "/session/:id/message/:messageID",
+        describeRoute({
+          description: "Get a message from a session",
+          operationId: "session.message",
+          responses: {
+            200: {
+              description: "Message",
+              content: {
+                "application/json": {
+                  schema: resolver(
+                    z.object({
+                      info: MessageV2.Info,
+                      parts: MessageV2.Part.array(),
+                    }),
+                  ),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "param",
+          z.object({
+            id: z.string().openapi({ description: "Session ID" }),
+            messageID: z.string().openapi({ description: "Message ID" }),
+          }),
+        ),
+        async (c) => {
+          const params = c.req.valid("param")
+          const message = await Session.getMessage(params.id, params.messageID)
+          return c.json(message)
+        },
+      )
       .post(
         "/session/:id/message",
         describeRoute({
           description: "Create and send a new message to a session",
+          operationId: "session.chat",
           responses: {
             200: {
               description: "Created message",
               content: {
                 "application/json": {
-                  schema: resolver(Message.Info),
+                  schema: resolver(MessageV2.Assistant),
                 },
               },
             },
@@ -445,14 +515,7 @@ export namespace Server {
             id: z.string().openapi({ description: "Session ID" }),
           }),
         ),
-        zValidator(
-          "json",
-          z.object({
-            providerID: z.string(),
-            modelID: z.string(),
-            parts: Message.MessagePart.array(),
-          }),
-        ),
+        zValidator("json", Session.ChatInput.omit({ sessionID: true })),
         async (c) => {
           const sessionID = c.req.valid("param").id
           const body = c.req.valid("json")
@@ -460,10 +523,100 @@ export namespace Server {
           return c.json(msg)
         },
       )
+      .post(
+        "/session/:id/revert",
+        describeRoute({
+          description: "Revert a message",
+          operationId: "session.revert",
+          responses: {
+            200: {
+              description: "Updated session",
+              content: {
+                "application/json": {
+                  schema: resolver(Session.Info),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "param",
+          z.object({
+            id: z.string(),
+          }),
+        ),
+        zValidator("json", Session.RevertInput.omit({ sessionID: true })),
+        async (c) => {
+          const id = c.req.valid("param").id
+          log.info("revert", c.req.valid("json"))
+          const session = await Session.revert({ sessionID: id, ...c.req.valid("json") })
+          return c.json(session)
+        },
+      )
+      .post(
+        "/session/:id/unrevert",
+        describeRoute({
+          description: "Restore all reverted messages",
+          operationId: "session.unrevert",
+          responses: {
+            200: {
+              description: "Updated session",
+              content: {
+                "application/json": {
+                  schema: resolver(Session.Info),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "param",
+          z.object({
+            id: z.string(),
+          }),
+        ),
+        async (c) => {
+          const id = c.req.valid("param").id
+          const session = await Session.unrevert({ sessionID: id })
+          return c.json(session)
+        },
+      )
+      .post(
+        "/session/:id/permissions/:permissionID",
+        describeRoute({
+          description: "Respond to a permission request",
+          responses: {
+            200: {
+              description: "Permission processed successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "param",
+          z.object({
+            id: z.string(),
+            permissionID: z.string(),
+          }),
+        ),
+        zValidator("json", z.object({ response: Permission.Response })),
+        async (c) => {
+          const params = c.req.valid("param")
+          const id = params.id
+          const permissionID = params.permissionID
+          Permission.respond({ sessionID: id, permissionID, response: c.req.valid("json").response })
+          return c.json(true)
+        },
+      )
       .get(
         "/config/providers",
         describeRoute({
           description: "List all providers",
+          operationId: "config.providers",
           responses: {
             200: {
               description: "List of providers",
@@ -481,15 +634,10 @@ export namespace Server {
           },
         }),
         async (c) => {
-          const providers = await Provider.list().then((x) =>
-            mapValues(x, (item) => item.info),
-          )
+          const providers = await Provider.list().then((x) => mapValues(x, (item) => item.info))
           return c.json({
             providers: Object.values(providers),
-            default: mapValues(
-              providers,
-              (item) => Provider.sort(Object.values(item.models))[0].id,
-            ),
+            default: mapValues(providers, (item) => Provider.sort(Object.values(item.models))[0].id),
           })
         },
       )
@@ -497,6 +645,7 @@ export namespace Server {
         "/find",
         describeRoute({
           description: "Find text in files",
+          operationId: "find.text",
           responses: {
             200: {
               description: "Matches",
@@ -529,6 +678,7 @@ export namespace Server {
         "/find/file",
         describeRoute({
           description: "Find files",
+          operationId: "find.files",
           responses: {
             200: {
               description: "File paths",
@@ -561,12 +711,13 @@ export namespace Server {
         "/find/symbol",
         describeRoute({
           description: "Find workspace symbols",
+          operationId: "find.symbols",
           responses: {
             200: {
               description: "Symbols",
               content: {
                 "application/json": {
-                  schema: resolver(z.unknown().array()),
+                  schema: resolver(LSP.Symbol.array()),
                 },
               },
             },
@@ -588,6 +739,7 @@ export namespace Server {
         "/file",
         describeRoute({
           description: "Read a file",
+          operationId: "file.read",
           responses: {
             200: {
               description: "File content",
@@ -624,21 +776,13 @@ export namespace Server {
         "/file/status",
         describeRoute({
           description: "Get file status",
+          operationId: "file.status",
           responses: {
             200: {
               description: "File status",
               content: {
                 "application/json": {
-                  schema: resolver(
-                    z
-                      .object({
-                        file: z.string(),
-                        added: z.number().int(),
-                        removed: z.number().int(),
-                        status: z.enum(["added", "deleted", "modified"]),
-                      })
-                      .array(),
-                  ),
+                  schema: resolver(File.Info.array()),
                 },
               },
             },
@@ -649,9 +793,237 @@ export namespace Server {
           return c.json(content)
         },
       )
+      .post(
+        "/log",
+        describeRoute({
+          description: "Write a log entry to the server logs",
+          operationId: "app.log",
+          responses: {
+            200: {
+              description: "Log entry written successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "json",
+          z.object({
+            service: z.string().openapi({ description: "Service name for the log entry" }),
+            level: z.enum(["debug", "info", "error", "warn"]).openapi({ description: "Log level" }),
+            message: z.string().openapi({ description: "Log message" }),
+            extra: z
+              .record(z.string(), z.any())
+              .optional()
+              .openapi({ description: "Additional metadata for the log entry" }),
+          }),
+        ),
+        async (c) => {
+          const { service, level, message, extra } = c.req.valid("json")
+          const logger = Log.create({ service })
+
+          switch (level) {
+            case "debug":
+              logger.debug(message, extra)
+              break
+            case "info":
+              logger.info(message, extra)
+              break
+            case "error":
+              logger.error(message, extra)
+              break
+            case "warn":
+              logger.warn(message, extra)
+              break
+          }
+
+          return c.json(true)
+        },
+      )
+      .get(
+        "/mode",
+        describeRoute({
+          description: "List all modes",
+          operationId: "app.modes",
+          responses: {
+            200: {
+              description: "List of modes",
+              content: {
+                "application/json": {
+                  schema: resolver(Mode.Info.array()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => {
+          const modes = await Mode.list()
+          return c.json(modes)
+        },
+      )
+      .post(
+        "/tui/append-prompt",
+        describeRoute({
+          description: "Append prompt to the TUI",
+          operationId: "tui.appendPrompt",
+          responses: {
+            200: {
+              description: "Prompt processed successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "json",
+          z.object({
+            text: z.string(),
+          }),
+        ),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/open-help",
+        describeRoute({
+          description: "Open the help dialog",
+          operationId: "tui.openHelp",
+          responses: {
+            200: {
+              description: "Help dialog opened successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/open-sessions",
+        describeRoute({
+          description: "Open the session dialog",
+          operationId: "tui.openSessions",
+          responses: {
+            200: {
+              description: "Session dialog opened successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/open-themes",
+        describeRoute({
+          description: "Open the theme dialog",
+          operationId: "tui.openThemes",
+          responses: {
+            200: {
+              description: "Theme dialog opened successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/open-models",
+        describeRoute({
+          description: "Open the model dialog",
+          operationId: "tui.openModels",
+          responses: {
+            200: {
+              description: "Model dialog opened successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/submit-prompt",
+        describeRoute({
+          description: "Submit the prompt",
+          operationId: "tui.submitPrompt",
+          responses: {
+            200: {
+              description: "Prompt submitted successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/clear-prompt",
+        describeRoute({
+          description: "Clear the prompt",
+          operationId: "tui.clearPrompt",
+          responses: {
+            200: {
+              description: "Prompt cleared successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        async (c) => c.json(await callTui(c)),
+      )
+      .post(
+        "/tui/execute-command",
+        describeRoute({
+          description: "Execute a TUI command (e.g. switch_mode)",
+          operationId: "tui.executeCommand",
+          responses: {
+            200: {
+              description: "Command executed successfully",
+              content: {
+                "application/json": {
+                  schema: resolver(z.boolean()),
+                },
+              },
+            },
+          },
+        }),
+        zValidator(
+          "json",
+          z.object({
+            command: z.string(),
+          }),
+        ),
+        async (c) => c.json(await callTui(c)),
+      )
+      .route("/tui/control", TuiRoute)
 
     return result
-  }
+  })
 
   export async function openapi() {
     const a = app()

packages/opencode/src/server/tui.ts

@@ -0,0 +1,30 @@
+import { Hono, type Context } from "hono"
+import { AsyncQueue } from "../util/queue"
+
+interface Request {
+  path: string
+  body: any
+}
+
+const request = new AsyncQueue<Request>()
+const response = new AsyncQueue<any>()
+
+export async function callTui(ctx: Context) {
+  const body = await ctx.req.json()
+  request.push({
+    path: ctx.req.path,
+    body,
+  })
+  return response.next()
+}
+
+export const TuiRoute = new Hono()
+  .get("/next", async (c) => {
+    const req = await request.next()
+    return c.json(req)
+  })
+  .post("/response", async (c) => {
+    const body = await c.req.json()
+    response.push(body)
+    return c.json(true)
+  })

packages/opencode/src/session/message-v2.ts

@@ -0,0 +1,515 @@
+import z from "zod"
+import { Bus } from "../bus"
+import { NamedError } from "../util/error"
+import { Message } from "./message"
+import { convertToModelMessages, type ModelMessage, type UIMessage } from "ai"
+import { Identifier } from "../id/id"
+import { LSP } from "../lsp"
+
+export namespace MessageV2 {
+  export const OutputLengthError = NamedError.create("MessageOutputLengthError", z.object({}))
+  export const AbortedError = NamedError.create("MessageAbortedError", z.object({}))
+  export const AuthError = NamedError.create(
+    "ProviderAuthError",
+    z.object({
+      providerID: z.string(),
+      message: z.string(),
+    }),
+  )
+
+  export const ToolStatePending = z
+    .object({
+      status: z.literal("pending"),
+    })
+    .openapi({
+      ref: "ToolStatePending",
+    })
+
+  export type ToolStatePending = z.infer<typeof ToolStatePending>
+
+  export const ToolStateRunning = z
+    .object({
+      status: z.literal("running"),
+      input: z.any(),
+      title: z.string().optional(),
+      metadata: z.record(z.any()).optional(),
+      time: z.object({
+        start: z.number(),
+      }),
+    })
+    .openapi({
+      ref: "ToolStateRunning",
+    })
+  export type ToolStateRunning = z.infer<typeof ToolStateRunning>
+
+  export const ToolStateCompleted = z
+    .object({
+      status: z.literal("completed"),
+      input: z.record(z.any()),
+      output: z.string(),
+      title: z.string(),
+      metadata: z.record(z.any()),
+      time: z.object({
+        start: z.number(),
+        end: z.number(),
+      }),
+    })
+    .openapi({
+      ref: "ToolStateCompleted",
+    })
+  export type ToolStateCompleted = z.infer<typeof ToolStateCompleted>
+
+  export const ToolStateError = z
+    .object({
+      status: z.literal("error"),
+      input: z.record(z.any()),
+      error: z.string(),
+      time: z.object({
+        start: z.number(),
+        end: z.number(),
+      }),
+    })
+    .openapi({
+      ref: "ToolStateError",
+    })
+  export type ToolStateError = z.infer<typeof ToolStateError>
+
+  export const ToolState = z
+    .discriminatedUnion("status", [ToolStatePending, ToolStateRunning, ToolStateCompleted, ToolStateError])
+    .openapi({
+      ref: "ToolState",
+    })
+
+  const PartBase = z.object({
+    id: z.string(),
+    sessionID: z.string(),
+    messageID: z.string(),
+  })
+
+  export const SnapshotPart = PartBase.extend({
+    type: z.literal("snapshot"),
+    snapshot: z.string(),
+  }).openapi({
+    ref: "SnapshotPart",
+  })
+  export type SnapshotPart = z.infer<typeof SnapshotPart>
+
+  export const PatchPart = PartBase.extend({
+    type: z.literal("patch"),
+    hash: z.string(),
+    files: z.string().array(),
+  }).openapi({
+    ref: "PatchPart",
+  })
+  export type PatchPart = z.infer<typeof PatchPart>
+
+  export const TextPart = PartBase.extend({
+    type: z.literal("text"),
+    text: z.string(),
+    synthetic: z.boolean().optional(),
+    time: z
+      .object({
+        start: z.number(),
+        end: z.number().optional(),
+      })
+      .optional(),
+  }).openapi({
+    ref: "TextPart",
+  })
+  export type TextPart = z.infer<typeof TextPart>
+
+  export const ToolPart = PartBase.extend({
+    type: z.literal("tool"),
+    callID: z.string(),
+    tool: z.string(),
+    state: ToolState,
+  }).openapi({
+    ref: "ToolPart",
+  })
+  export type ToolPart = z.infer<typeof ToolPart>
+
+  const FilePartSourceBase = z.object({
+    text: z
+      .object({
+        value: z.string(),
+        start: z.number().int(),
+        end: z.number().int(),
+      })
+      .openapi({
+        ref: "FilePartSourceText",
+      }),
+  })
+
+  export const FileSource = FilePartSourceBase.extend({
+    type: z.literal("file"),
+    path: z.string(),
+  }).openapi({
+    ref: "FileSource",
+  })
+
+  export const SymbolSource = FilePartSourceBase.extend({
+    type: z.literal("symbol"),
+    path: z.string(),
+    range: LSP.Range,
+    name: z.string(),
+    kind: z.number().int(),
+  }).openapi({
+    ref: "SymbolSource",
+  })
+
+  export const FilePartSource = z.discriminatedUnion("type", [FileSource, SymbolSource]).openapi({
+    ref: "FilePartSource",
+  })
+
+  export const FilePart = PartBase.extend({
+    type: z.literal("file"),
+    mime: z.string(),
+    filename: z.string().optional(),
+    url: z.string(),
+    source: FilePartSource.optional(),
+  }).openapi({
+    ref: "FilePart",
+  })
+  export type FilePart = z.infer<typeof FilePart>
+
+  export const StepStartPart = PartBase.extend({
+    type: z.literal("step-start"),
+  }).openapi({
+    ref: "StepStartPart",
+  })
+  export type StepStartPart = z.infer<typeof StepStartPart>
+
+  export const StepFinishPart = PartBase.extend({
+    type: z.literal("step-finish"),
+    cost: z.number(),
+    tokens: z.object({
+      input: z.number(),
+      output: z.number(),
+      reasoning: z.number(),
+      cache: z.object({
+        read: z.number(),
+        write: z.number(),
+      }),
+    }),
+  }).openapi({
+    ref: "StepFinishPart",
+  })
+  export type StepFinishPart = z.infer<typeof StepFinishPart>
+
+  const Base = z.object({
+    id: z.string(),
+    sessionID: z.string(),
+  })
+
+  export const User = Base.extend({
+    role: z.literal("user"),
+    time: z.object({
+      created: z.number(),
+    }),
+  }).openapi({
+    ref: "UserMessage",
+  })
+  export type User = z.infer<typeof User>
+
+  export const Part = z
+    .discriminatedUnion("type", [TextPart, FilePart, ToolPart, StepStartPart, StepFinishPart, SnapshotPart, PatchPart])
+    .openapi({
+      ref: "Part",
+    })
+  export type Part = z.infer<typeof Part>
+
+  export const Assistant = Base.extend({
+    role: z.literal("assistant"),
+    time: z.object({
+      created: z.number(),
+      completed: z.number().optional(),
+    }),
+    error: z
+      .discriminatedUnion("name", [
+        AuthError.Schema,
+        NamedError.Unknown.Schema,
+        OutputLengthError.Schema,
+        AbortedError.Schema,
+      ])
+      .optional(),
+    system: z.string().array(),
+    modelID: z.string(),
+    providerID: z.string(),
+    mode: z.string(),
+    path: z.object({
+      cwd: z.string(),
+      root: z.string(),
+    }),
+    summary: z.boolean().optional(),
+    cost: z.number(),
+    tokens: z.object({
+      input: z.number(),
+      output: z.number(),
+      reasoning: z.number(),
+      cache: z.object({
+        read: z.number(),
+        write: z.number(),
+      }),
+    }),
+  }).openapi({
+    ref: "AssistantMessage",
+  })
+  export type Assistant = z.infer<typeof Assistant>
+
+  export const Info = z.discriminatedUnion("role", [User, Assistant]).openapi({
+    ref: "Message",
+  })
+  export type Info = z.infer<typeof Info>
+
+  export const Event = {
+    Updated: Bus.event(
+      "message.updated",
+      z.object({
+        info: Info,
+      }),
+    ),
+    Removed: Bus.event(
+      "message.removed",
+      z.object({
+        sessionID: z.string(),
+        messageID: z.string(),
+      }),
+    ),
+    PartUpdated: Bus.event(
+      "message.part.updated",
+      z.object({
+        part: Part,
+      }),
+    ),
+    PartRemoved: Bus.event(
+      "message.part.removed",
+      z.object({
+        sessionID: z.string(),
+        messageID: z.string(),
+        partID: z.string(),
+      }),
+    ),
+  }
+
+  export function fromV1(v1: Message.Info) {
+    if (v1.role === "assistant") {
+      const info: Assistant = {
+        id: v1.id,
+        sessionID: v1.metadata.sessionID,
+        role: "assistant",
+        time: {
+          created: v1.metadata.time.created,
+          completed: v1.metadata.time.completed,
+        },
+        cost: v1.metadata.assistant!.cost,
+        path: v1.metadata.assistant!.path,
+        summary: v1.metadata.assistant!.summary,
+        tokens: v1.metadata.assistant!.tokens,
+        modelID: v1.metadata.assistant!.modelID,
+        providerID: v1.metadata.assistant!.providerID,
+        system: v1.metadata.assistant!.system,
+        mode: "build",
+        error: v1.metadata.error,
+      }
+      const parts = v1.parts.flatMap((part): Part[] => {
+        const base = {
+          id: Identifier.ascending("part"),
+          messageID: v1.id,
+          sessionID: v1.metadata.sessionID,
+        }
+        if (part.type === "text") {
+          return [
+            {
+              ...base,
+              type: "text",
+              text: part.text,
+            },
+          ]
+        }
+        if (part.type === "step-start") {
+          return [
+            {
+              ...base,
+              type: "step-start",
+            },
+          ]
+        }
+        if (part.type === "tool-invocation") {
+          return [
+            {
+              ...base,
+              type: "tool",
+              callID: part.toolInvocation.toolCallId,
+              tool: part.toolInvocation.toolName,
+              state: (() => {
+                if (part.toolInvocation.state === "partial-call") {
+                  return {
+                    status: "pending",
+                  }
+                }
+
+                const { title, time, ...metadata } = v1.metadata.tool[part.toolInvocation.toolCallId] ?? {}
+                if (part.toolInvocation.state === "call") {
+                  return {
+                    status: "running",
+                    input: part.toolInvocation.args,
+                    time: {
+                      start: time?.start,
+                    },
+                  }
+                }
+
+                if (part.toolInvocation.state === "result") {
+                  return {
+                    status: "completed",
+                    input: part.toolInvocation.args,
+                    output: part.toolInvocation.result,
+                    title,
+                    time,
+                    metadata,
+                  }
+                }
+                throw new Error("unknown tool invocation state")
+              })(),
+            },
+          ]
+        }
+        return []
+      })
+      return {
+        info,
+        parts,
+      }
+    }
+
+    if (v1.role === "user") {
+      const info: User = {
+        id: v1.id,
+        sessionID: v1.metadata.sessionID,
+        role: "user",
+        time: {
+          created: v1.metadata.time.created,
+        },
+      }
+      const parts = v1.parts.flatMap((part): Part[] => {
+        const base = {
+          id: Identifier.ascending("part"),
+          messageID: v1.id,
+          sessionID: v1.metadata.sessionID,
+        }
+        if (part.type === "text") {
+          return [
+            {
+              ...base,
+              type: "text",
+              text: part.text,
+            },
+          ]
+        }
+        if (part.type === "file") {
+          return [
+            {
+              ...base,
+              type: "file",
+              mime: part.mediaType,
+              filename: part.filename,
+              url: part.url,
+            },
+          ]
+        }
+        return []
+      })
+      return { info, parts }
+    }
+
+    throw new Error("unknown message type")
+  }
+
+  export function toModelMessage(
+    input: {
+      info: Info
+      parts: Part[]
+    }[],
+  ): ModelMessage[] {
+    const result: UIMessage[] = []
+
+    for (const msg of input) {
+      if (msg.parts.length === 0) continue
+
+      if (msg.info.role === "user") {
+        result.push({
+          id: msg.info.id,
+          role: "user",
+          parts: msg.parts.flatMap((part): UIMessage["parts"] => {
+            if (part.type === "text")
+              return [
+                {
+                  type: "text",
+                  text: part.text,
+                },
+              ]
+            // text/plain files are converted into text parts, ignore them
+            if (part.type === "file" && part.mime !== "text/plain")
+              return [
+                {
+                  type: "file",
+                  url: part.url,
+                  mediaType: part.mime,
+                  filename: part.filename,
+                },
+              ]
+            return []
+          }),
+        })
+      }
+
+      if (msg.info.role === "assistant") {
+        result.push({
+          id: msg.info.id,
+          role: "assistant",
+          parts: msg.parts.flatMap((part): UIMessage["parts"] => {
+            if (part.type === "text")
+              return [
+                {
+                  type: "text",
+                  text: part.text,
+                },
+              ]
+            if (part.type === "step-start")
+              return [
+                {
+                  type: "step-start",
+                },
+              ]
+            if (part.type === "tool") {
+              if (part.state.status === "completed")
+                return [
+                  {
+                    type: ("tool-" + part.tool) as `tool-${string}`,
+                    state: "output-available",
+                    toolCallId: part.callID,
+                    input: part.state.input,
+                    output: part.state.output,
+                  },
+                ]
+              if (part.state.status === "error")
+                return [
+                  {
+                    type: ("tool-" + part.tool) as `tool-${string}`,
+                    state: "output-error",
+                    toolCallId: part.callID,
+                    input: part.state.input,
+                    errorText: part.state.error,
+                  },
+                ]
+            }
+
+            return []
+          }),
+        })
+      }
+    }
+
+    return convertToModelMessages(result)
+  }
+}

packages/opencode/src/session/message.ts

@@ -1,12 +1,14 @@
 import z from "zod"
-import { Bus } from "../bus"
-import { Provider } from "../provider/provider"
 import { NamedError } from "../util/error"
 
 export namespace Message {
-  export const OutputLengthError = NamedError.create(
-    "MessageOutputLengthError",
-    z.object({}),
+  export const OutputLengthError = NamedError.create("MessageOutputLengthError", z.object({}))
+  export const AuthError = NamedError.create(
+    "ProviderAuthError",
+    z.object({
+      providerID: z.string(),
+      message: z.string(),
+    }),
   )
 
   export const ToolCall = z
@@ -49,9 +51,7 @@ export namespace Message {
     })
   export type ToolResult = z.infer<typeof ToolResult>
 
-  export const ToolInvocation = z
-    .discriminatedUnion("state", [ToolCall, ToolPartialCall, ToolResult])
-    .openapi({
+  export const ToolInvocation = z.discriminatedUnion("state", [ToolCall, ToolPartialCall, ToolResult]).openapi({
     ref: "ToolInvocation",
   })
   export type ToolInvocation = z.infer<typeof ToolInvocation>
@@ -122,14 +122,7 @@ export namespace Message {
   export type StepStartPart = z.infer<typeof StepStartPart>
 
   export const MessagePart = z
-    .discriminatedUnion("type", [
-      TextPart,
-      ReasoningPart,
-      ToolInvocationPart,
-      SourceUrlPart,
-      FilePart,
-      StepStartPart,
-    ])
+    .discriminatedUnion("type", [TextPart, ReasoningPart, ToolInvocationPart, SourceUrlPart, FilePart, StepStartPart])
     .openapi({
       ref: "MessagePart",
     })
@@ -147,11 +140,7 @@ export namespace Message {
             completed: z.number().optional(),
           }),
           error: z
-            .discriminatedUnion("name", [
-              Provider.AuthError.Schema,
-              NamedError.Unknown.Schema,
-              OutputLengthError.Schema,
-            ])
+            .discriminatedUnion("name", [AuthError.Schema, NamedError.Unknown.Schema, OutputLengthError.Schema])
             .optional(),
           sessionID: z.string(),
           tool: z.record(
@@ -197,28 +186,4 @@ export namespace Message {
       ref: "Message",
     })
   export type Info = z.infer<typeof Info>
-
-  export const Event = {
-    Updated: Bus.event(
-      "message.updated",
-      z.object({
-        info: Info,
-      }),
-    ),
-    Removed: Bus.event(
-      "message.removed",
-      z.object({
-        sessionID: z.string(),
-        messageID: z.string(),
-      }),
-    ),
-    PartUpdated: Bus.event(
-      "message.part.updated",
-      z.object({
-        part: MessagePart,
-        sessionID: z.string(),
-        messageID: z.string(),
-      }),
-    ),
-  }
 }