diff --git a/.opencode/agent/docs.md b/.opencode/agent/docs.md
index 36977d8d0..be7c20366 100644
--- a/.opencode/agent/docs.md
+++ b/.opencode/agent/docs.md
@@ -13,7 +13,7 @@ avoid repeating the title of the page, should be 5-10 words long
 
 Chunks of text should not be more than 2 sentences long
 
-Each section is spearated by a divider of 3 dashes
+Each section is separated by a divider of 3 dashes
 
 The section titles are short with only the first letter of the word capitalized
 
diff --git a/bun.lock b/bun.lock
index d8f9ba571..c6535eaee 100644
--- a/bun.lock
+++ b/bun.lock
@@ -39,7 +39,7 @@
     },
     "packages/console/core": {
       "name": "@opencode-ai/console-core",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@aws-sdk/client-sts": "3.782.0",
         "@jsx-email/render": "1.1.1",
@@ -66,7 +66,7 @@
     },
     "packages/console/function": {
       "name": "@opencode-ai/console-function",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@ai-sdk/anthropic": "2.0.0",
         "@ai-sdk/openai": "2.0.2",
@@ -90,7 +90,7 @@
     },
     "packages/console/mail": {
       "name": "@opencode-ai/console-mail",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@jsx-email/all": "2.2.3",
         "@jsx-email/cli": "1.4.3",
@@ -111,18 +111,18 @@
     },
     "packages/console/scripts": {
       "name": "@opencode-ai/console-scripts",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@opencode-ai/console-core": "workspace:*",
       },
     },
     "packages/css": {
       "name": "@opencode-ai/css",
-      "version": "0.15.3",
+      "version": "0.15.4",
     },
     "packages/desktop": {
       "name": "@opencode-ai/desktop",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode-ai/sdk": "workspace:*",
@@ -159,7 +159,7 @@
     },
     "packages/function": {
       "name": "@opencode-ai/function",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@octokit/auth-app": "8.0.1",
         "@octokit/rest": "22.0.0",
@@ -174,7 +174,7 @@
     },
     "packages/opencode": {
       "name": "opencode",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "bin": {
         "opencode": "./bin/opencode",
       },
@@ -242,7 +242,7 @@
     },
     "packages/plugin": {
       "name": "@opencode-ai/plugin",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@opencode-ai/sdk": "workspace:*",
         "zod": "catalog:",
@@ -262,7 +262,7 @@
     },
     "packages/sdk/js": {
       "name": "@opencode-ai/sdk",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "devDependencies": {
         "@hey-api/openapi-ts": "0.81.0",
         "@tsconfig/node22": "catalog:",
@@ -273,7 +273,7 @@
     },
     "packages/slack": {
       "name": "@opencode-ai/slack",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@opencode-ai/sdk": "workspace:*",
         "@slack/bolt": "^3.17.1",
@@ -286,7 +286,7 @@
     },
     "packages/ui": {
       "name": "@opencode-ai/ui",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode-ai/css": "workspace:*",
@@ -301,7 +301,7 @@
     },
     "packages/web": {
       "name": "@opencode-ai/web",
-      "version": "0.15.3",
+      "version": "0.15.4",
       "dependencies": {
         "@astrojs/cloudflare": "12.6.3",
         "@astrojs/markdown-remark": "6.3.1",
diff --git a/packages/console/app/package.json b/packages/console/app/package.json
index c4019388e..693326927 100644
--- a/packages/console/app/package.json
+++ b/packages/console/app/package.json
@@ -7,7 +7,7 @@
     "dev:remote": "VITE_AUTH_URL=https://auth.dev.opencode.ai bun sst shell --stage=dev bun dev",
     "build": "vinxi build && ../../opencode/script/schema.ts ./.output/public/config.json",
     "start": "vinxi start",
-    "version": "0.15.3"
+    "version": "0.15.4"
   },
   "dependencies": {
     "@ibm/plex": "6.4.1",
diff --git a/packages/console/core/package.json b/packages/console/core/package.json
index 93bcde3e3..621ab706a 100644
--- a/packages/console/core/package.json
+++ b/packages/console/core/package.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/console-core",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "private": true,
   "type": "module",
   "dependencies": {
diff --git a/packages/console/function/package.json b/packages/console/function/package.json
index d937aef6f..32961fe3e 100644
--- a/packages/console/function/package.json
+++ b/packages/console/function/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-function",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",
diff --git a/packages/console/mail/package.json b/packages/console/mail/package.json
index eee1c46c0..eb09c0206 100644
--- a/packages/console/mail/package.json
+++ b/packages/console/mail/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-mail",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "dependencies": {
     "@jsx-email/all": "2.2.3",
     "@jsx-email/cli": "1.4.3",
diff --git a/packages/console/scripts/package.json b/packages/console/scripts/package.json
index 831b84679..7882f83e1 100644
--- a/packages/console/scripts/package.json
+++ b/packages/console/scripts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-scripts",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",
diff --git a/packages/css/package.json b/packages/css/package.json
index d92aece8c..d9ca8cde4 100644
--- a/packages/css/package.json
+++ b/packages/css/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/css",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "type": "module",
   "exports": {
     ".": "./src/index.css",
diff --git a/packages/desktop/package.json b/packages/desktop/package.json
index 92f656a4d..45acb2538 100644
--- a/packages/desktop/package.json
+++ b/packages/desktop/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/desktop",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "description": "",
   "type": "module",
   "scripts": {
diff --git a/packages/function/package.json b/packages/function/package.json
index bf8ddb2eb..f9096758a 100644
--- a/packages/function/package.json
+++ b/packages/function/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/function",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",
diff --git a/packages/opencode/package.json b/packages/opencode/package.json
index 15b6fcab5..0fb3542ad 100644
--- a/packages/opencode/package.json
+++ b/packages/opencode/package.json
@@ -1,6 +1,6 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "name": "opencode",
   "type": "module",
   "private": true,
diff --git a/packages/opencode/src/session/index.ts b/packages/opencode/src/session/index.ts
index 521dcfe72..4107e6ebc 100644
--- a/packages/opencode/src/session/index.ts
+++ b/packages/opencode/src/session/index.ts
@@ -342,6 +342,23 @@ export namespace Session {
     return part
   })
 
+  export const removePart = fn(
+    z.object({
+      sessionID: Identifier.schema("session"),
+      messageID: Identifier.schema("message"),
+      partID: Identifier.schema("part"),
+    }),
+    async (input) => {
+      await Storage.remove(["part", input.messageID, input.partID])
+      Bus.publish(MessageV2.Event.PartRemoved, {
+        sessionID: input.sessionID,
+        messageID: input.messageID,
+        partID: input.partID,
+      })
+      return input.partID
+    },
+  )
+
   export const getUsage = fn(
     z.object({
       model: z.custom<ModelsDev.Model>(),
diff --git a/packages/opencode/src/session/prompt.ts b/packages/opencode/src/session/prompt.ts
index a6dabcad2..a6262525e 100644
--- a/packages/opencode/src/session/prompt.ts
+++ b/packages/opencode/src/session/prompt.ts
@@ -916,7 +916,7 @@ export namespace SessionPrompt {
                   const part = reasoningMap[value.id]
                   part.text += value.text
                   if (value.providerMetadata) part.metadata = value.providerMetadata
-                  if (part.text) await Session.updatePart(part)
+                  if (part.text.trim()) await Session.updatePart(part)
                 }
                 break
 
@@ -924,13 +924,14 @@ export namespace SessionPrompt {
                 if (value.id in reasoningMap) {
                   const part = reasoningMap[value.id]
                   part.text = part.text.trimEnd()
-
-                  part.time = {
-                    ...part.time,
-                    end: Date.now(),
+                  if (part.text) {
+                    part.time = {
+                      ...part.time,
+                      end: Date.now(),
+                    }
+                    if (value.providerMetadata) part.metadata = value.providerMetadata
+                    await Session.updatePart(part)
                   }
-                  if (value.providerMetadata) part.metadata = value.providerMetadata
-                  await Session.updatePart(part)
                   delete reasoningMap[value.id]
                 }
                 break
@@ -1073,19 +1074,21 @@ export namespace SessionPrompt {
                 if (currentText) {
                   currentText.text += value.text
                   if (value.providerMetadata) currentText.metadata = value.providerMetadata
-                  if (currentText.text) await Session.updatePart(currentText)
+                  if (currentText.text.trim()) await Session.updatePart(currentText)
                 }
                 break
 
               case "text-end":
                 if (currentText) {
                   currentText.text = currentText.text.trimEnd()
-                  currentText.time = {
-                    start: Date.now(),
-                    end: Date.now(),
+                  if (currentText.text) {
+                    currentText.time = {
+                      start: Date.now(),
+                      end: Date.now(),
+                    }
+                    if (value.providerMetadata) currentText.metadata = value.providerMetadata
+                    await Session.updatePart(currentText)
                   }
-                  if (value.providerMetadata) currentText.metadata = value.providerMetadata
-                  await Session.updatePart(currentText)
                 }
                 currentText = undefined
                 break
diff --git a/packages/plugin/package.json b/packages/plugin/package.json
index 3473940a0..51d7068d7 100644
--- a/packages/plugin/package.json
+++ b/packages/plugin/package.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/plugin",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "type": "module",
   "scripts": {
     "typecheck": "tsgo --noEmit",
@@ -24,4 +24,4 @@
     "typescript": "catalog:",
     "@typescript/native-preview": "catalog:"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/sdk/js/package.json b/packages/sdk/js/package.json
index 3fd345f9e..e554d1fc6 100644
--- a/packages/sdk/js/package.json
+++ b/packages/sdk/js/package.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/sdk",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "type": "module",
   "scripts": {
     "typecheck": "tsgo --noEmit",
@@ -26,4 +26,4 @@
   "publishConfig": {
     "directory": "dist"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/sdk/js/src/gen/sdk.gen.ts b/packages/sdk/js/src/gen/sdk.gen.ts
index da84de630..686a8d9c8 100644
--- a/packages/sdk/js/src/gen/sdk.gen.ts
+++ b/packages/sdk/js/src/gen/sdk.gen.ts
@@ -26,42 +26,60 @@ import type {
   SessionCreateErrors,
   SessionDeleteData,
   SessionDeleteResponses,
+  SessionDeleteErrors,
   SessionGetData,
   SessionGetResponses,
+  SessionGetErrors,
   SessionUpdateData,
   SessionUpdateResponses,
+  SessionUpdateErrors,
   SessionChildrenData,
   SessionChildrenResponses,
+  SessionChildrenErrors,
   SessionTodoData,
   SessionTodoResponses,
+  SessionTodoErrors,
   SessionInitData,
   SessionInitResponses,
+  SessionInitErrors,
   SessionForkData,
   SessionForkResponses,
   SessionAbortData,
   SessionAbortResponses,
+  SessionAbortErrors,
   SessionUnshareData,
   SessionUnshareResponses,
+  SessionUnshareErrors,
   SessionShareData,
   SessionShareResponses,
+  SessionShareErrors,
   SessionSummarizeData,
   SessionSummarizeResponses,
+  SessionSummarizeErrors,
   SessionMessagesData,
   SessionMessagesResponses,
+  SessionMessagesErrors,
   SessionPromptData,
   SessionPromptResponses,
+  SessionPromptErrors,
   SessionMessageData,
   SessionMessageResponses,
+  SessionMessageErrors,
   SessionCommandData,
   SessionCommandResponses,
+  SessionCommandErrors,
   SessionShellData,
   SessionShellResponses,
+  SessionShellErrors,
   SessionRevertData,
   SessionRevertResponses,
+  SessionRevertErrors,
   SessionUnrevertData,
   SessionUnrevertResponses,
+  SessionUnrevertErrors,
   PostSessionIdPermissionsPermissionIdData,
   PostSessionIdPermissionsPermissionIdResponses,
+  PostSessionIdPermissionsPermissionIdErrors,
   CommandListData,
   CommandListResponses,
   ConfigProvidersData,
@@ -80,6 +98,7 @@ import type {
   FileStatusResponses,
   AppLogData,
   AppLogResponses,
+  AppLogErrors,
   AppAgentsData,
   AppAgentsResponses,
   McpStatusData,
@@ -88,6 +107,7 @@ import type {
   LspStatusResponses,
   TuiAppendPromptData,
   TuiAppendPromptResponses,
+  TuiAppendPromptErrors,
   TuiOpenHelpData,
   TuiOpenHelpResponses,
   TuiOpenSessionsData,
@@ -102,6 +122,7 @@ import type {
   TuiClearPromptResponses,
   TuiExecuteCommandData,
   TuiExecuteCommandResponses,
+  TuiExecuteCommandErrors,
   TuiShowToastData,
   TuiShowToastResponses,
   AuthSetData,
@@ -260,7 +281,7 @@ class Session extends _HeyApiClient {
    * Delete a session and all its data
    */
   public delete<ThrowOnError extends boolean = false>(options: Options<SessionDeleteData, ThrowOnError>) {
-    return (options.client ?? this._client).delete<SessionDeleteResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).delete<SessionDeleteResponses, SessionDeleteErrors, ThrowOnError>({
       url: "/session/{id}",
       ...options,
     })
@@ -270,7 +291,7 @@ class Session extends _HeyApiClient {
    * Get session
    */
   public get<ThrowOnError extends boolean = false>(options: Options<SessionGetData, ThrowOnError>) {
-    return (options.client ?? this._client).get<SessionGetResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).get<SessionGetResponses, SessionGetErrors, ThrowOnError>({
       url: "/session/{id}",
       ...options,
     })
@@ -280,7 +301,7 @@ class Session extends _HeyApiClient {
    * Update session properties
    */
   public update<ThrowOnError extends boolean = false>(options: Options<SessionUpdateData, ThrowOnError>) {
-    return (options.client ?? this._client).patch<SessionUpdateResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).patch<SessionUpdateResponses, SessionUpdateErrors, ThrowOnError>({
       url: "/session/{id}",
       ...options,
       headers: {
@@ -294,7 +315,7 @@ class Session extends _HeyApiClient {
    * Get a session's children
    */
   public children<ThrowOnError extends boolean = false>(options: Options<SessionChildrenData, ThrowOnError>) {
-    return (options.client ?? this._client).get<SessionChildrenResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).get<SessionChildrenResponses, SessionChildrenErrors, ThrowOnError>({
       url: "/session/{id}/children",
       ...options,
     })
@@ -304,7 +325,7 @@ class Session extends _HeyApiClient {
    * Get the todo list for a session
    */
   public todo<ThrowOnError extends boolean = false>(options: Options<SessionTodoData, ThrowOnError>) {
-    return (options.client ?? this._client).get<SessionTodoResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).get<SessionTodoResponses, SessionTodoErrors, ThrowOnError>({
       url: "/session/{id}/todo",
       ...options,
     })
@@ -314,7 +335,7 @@ class Session extends _HeyApiClient {
    * Analyze the app and create an AGENTS.md file
    */
   public init<ThrowOnError extends boolean = false>(options: Options<SessionInitData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionInitResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionInitResponses, SessionInitErrors, ThrowOnError>({
       url: "/session/{id}/init",
       ...options,
       headers: {
@@ -342,7 +363,7 @@ class Session extends _HeyApiClient {
    * Abort a session
    */
   public abort<ThrowOnError extends boolean = false>(options: Options<SessionAbortData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionAbortResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionAbortResponses, SessionAbortErrors, ThrowOnError>({
       url: "/session/{id}/abort",
       ...options,
     })
@@ -352,7 +373,7 @@ class Session extends _HeyApiClient {
    * Unshare the session
    */
   public unshare<ThrowOnError extends boolean = false>(options: Options<SessionUnshareData, ThrowOnError>) {
-    return (options.client ?? this._client).delete<SessionUnshareResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).delete<SessionUnshareResponses, SessionUnshareErrors, ThrowOnError>({
       url: "/session/{id}/share",
       ...options,
     })
@@ -362,7 +383,7 @@ class Session extends _HeyApiClient {
    * Share a session
    */
   public share<ThrowOnError extends boolean = false>(options: Options<SessionShareData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionShareResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionShareResponses, SessionShareErrors, ThrowOnError>({
       url: "/session/{id}/share",
       ...options,
     })
@@ -372,7 +393,7 @@ class Session extends _HeyApiClient {
    * Summarize the session
    */
   public summarize<ThrowOnError extends boolean = false>(options: Options<SessionSummarizeData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionSummarizeResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionSummarizeResponses, SessionSummarizeErrors, ThrowOnError>({
       url: "/session/{id}/summarize",
       ...options,
       headers: {
@@ -386,7 +407,7 @@ class Session extends _HeyApiClient {
    * List messages for a session
    */
   public messages<ThrowOnError extends boolean = false>(options: Options<SessionMessagesData, ThrowOnError>) {
-    return (options.client ?? this._client).get<SessionMessagesResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).get<SessionMessagesResponses, SessionMessagesErrors, ThrowOnError>({
       url: "/session/{id}/message",
       ...options,
     })
@@ -396,7 +417,7 @@ class Session extends _HeyApiClient {
    * Create and send a new message to a session
    */
   public prompt<ThrowOnError extends boolean = false>(options: Options<SessionPromptData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionPromptResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionPromptResponses, SessionPromptErrors, ThrowOnError>({
       url: "/session/{id}/message",
       ...options,
       headers: {
@@ -410,7 +431,7 @@ class Session extends _HeyApiClient {
    * Get a message from a session
    */
   public message<ThrowOnError extends boolean = false>(options: Options<SessionMessageData, ThrowOnError>) {
-    return (options.client ?? this._client).get<SessionMessageResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).get<SessionMessageResponses, SessionMessageErrors, ThrowOnError>({
       url: "/session/{id}/message/{messageID}",
       ...options,
     })
@@ -420,7 +441,7 @@ class Session extends _HeyApiClient {
    * Send a new command to a session
    */
   public command<ThrowOnError extends boolean = false>(options: Options<SessionCommandData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionCommandResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionCommandResponses, SessionCommandErrors, ThrowOnError>({
       url: "/session/{id}/command",
       ...options,
       headers: {
@@ -434,7 +455,7 @@ class Session extends _HeyApiClient {
    * Run a shell command
    */
   public shell<ThrowOnError extends boolean = false>(options: Options<SessionShellData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionShellResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionShellResponses, SessionShellErrors, ThrowOnError>({
       url: "/session/{id}/shell",
       ...options,
       headers: {
@@ -448,7 +469,7 @@ class Session extends _HeyApiClient {
    * Revert a message
    */
   public revert<ThrowOnError extends boolean = false>(options: Options<SessionRevertData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionRevertResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionRevertResponses, SessionRevertErrors, ThrowOnError>({
       url: "/session/{id}/revert",
       ...options,
       headers: {
@@ -462,7 +483,7 @@ class Session extends _HeyApiClient {
    * Restore all reverted messages
    */
   public unrevert<ThrowOnError extends boolean = false>(options: Options<SessionUnrevertData, ThrowOnError>) {
-    return (options.client ?? this._client).post<SessionUnrevertResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<SessionUnrevertResponses, SessionUnrevertErrors, ThrowOnError>({
       url: "/session/{id}/unrevert",
       ...options,
     })
@@ -550,7 +571,7 @@ class App extends _HeyApiClient {
    * Write a log entry to the server logs
    */
   public log<ThrowOnError extends boolean = false>(options?: Options<AppLogData, ThrowOnError>) {
-    return (options?.client ?? this._client).post<AppLogResponses, unknown, ThrowOnError>({
+    return (options?.client ?? this._client).post<AppLogResponses, AppLogErrors, ThrowOnError>({
       url: "/log",
       ...options,
       headers: {
@@ -600,7 +621,7 @@ class Tui extends _HeyApiClient {
    * Append prompt to the TUI
    */
   public appendPrompt<ThrowOnError extends boolean = false>(options?: Options<TuiAppendPromptData, ThrowOnError>) {
-    return (options?.client ?? this._client).post<TuiAppendPromptResponses, unknown, ThrowOnError>({
+    return (options?.client ?? this._client).post<TuiAppendPromptResponses, TuiAppendPromptErrors, ThrowOnError>({
       url: "/tui/append-prompt",
       ...options,
       headers: {
@@ -674,7 +695,7 @@ class Tui extends _HeyApiClient {
    * Execute a TUI command (e.g. agent_cycle)
    */
   public executeCommand<ThrowOnError extends boolean = false>(options?: Options<TuiExecuteCommandData, ThrowOnError>) {
-    return (options?.client ?? this._client).post<TuiExecuteCommandResponses, unknown, ThrowOnError>({
+    return (options?.client ?? this._client).post<TuiExecuteCommandResponses, TuiExecuteCommandErrors, ThrowOnError>({
       url: "/tui/execute-command",
       ...options,
       headers: {
@@ -734,7 +755,11 @@ export class OpencodeClient extends _HeyApiClient {
   public postSessionIdPermissionsPermissionId<ThrowOnError extends boolean = false>(
     options: Options<PostSessionIdPermissionsPermissionIdData, ThrowOnError>,
   ) {
-    return (options.client ?? this._client).post<PostSessionIdPermissionsPermissionIdResponses, unknown, ThrowOnError>({
+    return (options.client ?? this._client).post<
+      PostSessionIdPermissionsPermissionIdResponses,
+      PostSessionIdPermissionsPermissionIdErrors,
+      ThrowOnError
+    >({
       url: "/session/{id}/permissions/{permissionID}",
       ...options,
       headers: {
diff --git a/packages/sdk/js/src/gen/types.gen.ts b/packages/sdk/js/src/gen/types.gen.ts
index a19973661..c01a5ef4d 100644
--- a/packages/sdk/js/src/gen/types.gen.ts
+++ b/packages/sdk/js/src/gen/types.gen.ts
@@ -430,6 +430,7 @@ export type Config = {
             output: Array<"text" | "audio" | "image" | "video" | "pdf">
           }
           experimental?: boolean
+          status?: "alpha" | "beta"
           options?: {
             [key: string]: unknown
           }
@@ -520,10 +521,12 @@ export type Config = {
   }
 }
 
-export type _Error = {
-  data: {
+export type BadRequestError = {
+  data: unknown | null
+  errors: Array<{
     [key: string]: unknown
-  }
+  }>
+  success: false
 }
 
 export type ToolIds = Array<string>
@@ -566,6 +569,13 @@ export type Session = {
   }
 }
 
+export type NotFoundError = {
+  name: "NotFoundError"
+  data: {
+    message: string
+  }
+}
+
 export type Todo = {
   /**
    * Brief description of the task
@@ -933,6 +943,7 @@ export type Model = {
     output: Array<"text" | "audio" | "image" | "video" | "pdf">
   }
   experimental?: boolean
+  status?: "alpha" | "beta"
   options: {
     [key: string]: unknown
   }
@@ -1300,7 +1311,7 @@ export type ConfigUpdateErrors = {
   /**
    * Bad request
    */
-  400: _Error
+  400: BadRequestError
 }
 
 export type ConfigUpdateError = ConfigUpdateErrors[keyof ConfigUpdateErrors]
@@ -1327,7 +1338,7 @@ export type ToolIdsErrors = {
   /**
    * Bad request
    */
-  400: _Error
+  400: BadRequestError
 }
 
 export type ToolIdsError = ToolIdsErrors[keyof ToolIdsErrors]
@@ -1356,7 +1367,7 @@ export type ToolListErrors = {
   /**
    * Bad request
    */
-  400: _Error
+  400: BadRequestError
 }
 
 export type ToolListError = ToolListErrors[keyof ToolListErrors]
@@ -1422,7 +1433,7 @@ export type SessionCreateErrors = {
   /**
    * Bad request
    */
-  400: _Error
+  400: BadRequestError
 }
 
 export type SessionCreateError = SessionCreateErrors[keyof SessionCreateErrors]
@@ -1447,6 +1458,19 @@ export type SessionDeleteData = {
   url: "/session/{id}"
 }
 
+export type SessionDeleteErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionDeleteError = SessionDeleteErrors[keyof SessionDeleteErrors]
+
 export type SessionDeleteResponses = {
   /**
    * Successfully deleted session
@@ -1467,6 +1491,19 @@ export type SessionGetData = {
   url: "/session/{id}"
 }
 
+export type SessionGetErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionGetError = SessionGetErrors[keyof SessionGetErrors]
+
 export type SessionGetResponses = {
   /**
    * Get session
@@ -1489,6 +1526,19 @@ export type SessionUpdateData = {
   url: "/session/{id}"
 }
 
+export type SessionUpdateErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionUpdateError = SessionUpdateErrors[keyof SessionUpdateErrors]
+
 export type SessionUpdateResponses = {
   /**
    * Successfully updated session
@@ -1509,6 +1559,19 @@ export type SessionChildrenData = {
   url: "/session/{id}/children"
 }
 
+export type SessionChildrenErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionChildrenError = SessionChildrenErrors[keyof SessionChildrenErrors]
+
 export type SessionChildrenResponses = {
   /**
    * List of children
@@ -1532,6 +1595,19 @@ export type SessionTodoData = {
   url: "/session/{id}/todo"
 }
 
+export type SessionTodoErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionTodoError = SessionTodoErrors[keyof SessionTodoErrors]
+
 export type SessionTodoResponses = {
   /**
    * Todo list
@@ -1559,6 +1635,19 @@ export type SessionInitData = {
   url: "/session/{id}/init"
 }
 
+export type SessionInitErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionInitError = SessionInitErrors[keyof SessionInitErrors]
+
 export type SessionInitResponses = {
   /**
    * 200
@@ -1601,6 +1690,19 @@ export type SessionAbortData = {
   url: "/session/{id}/abort"
 }
 
+export type SessionAbortErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionAbortError = SessionAbortErrors[keyof SessionAbortErrors]
+
 export type SessionAbortResponses = {
   /**
    * Aborted session
@@ -1621,6 +1723,19 @@ export type SessionUnshareData = {
   url: "/session/{id}/share"
 }
 
+export type SessionUnshareErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionUnshareError = SessionUnshareErrors[keyof SessionUnshareErrors]
+
 export type SessionUnshareResponses = {
   /**
    * Successfully unshared session
@@ -1641,6 +1756,19 @@ export type SessionShareData = {
   url: "/session/{id}/share"
 }
 
+export type SessionShareErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionShareError = SessionShareErrors[keyof SessionShareErrors]
+
 export type SessionShareResponses = {
   /**
    * Successfully shared session
@@ -1667,6 +1795,19 @@ export type SessionSummarizeData = {
   url: "/session/{id}/summarize"
 }
 
+export type SessionSummarizeErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionSummarizeError = SessionSummarizeErrors[keyof SessionSummarizeErrors]
+
 export type SessionSummarizeResponses = {
   /**
    * Summarized session
@@ -1690,6 +1831,19 @@ export type SessionMessagesData = {
   url: "/session/{id}/message"
 }
 
+export type SessionMessagesErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionMessagesError = SessionMessagesErrors[keyof SessionMessagesErrors]
+
 export type SessionMessagesResponses = {
   /**
    * List of messages
@@ -1728,6 +1882,19 @@ export type SessionPromptData = {
   url: "/session/{id}/message"
 }
 
+export type SessionPromptErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionPromptError = SessionPromptErrors[keyof SessionPromptErrors]
+
 export type SessionPromptResponses = {
   /**
    * Created message
@@ -1758,6 +1925,19 @@ export type SessionMessageData = {
   url: "/session/{id}/message/{messageID}"
 }
 
+export type SessionMessageErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionMessageError = SessionMessageErrors[keyof SessionMessageErrors]
+
 export type SessionMessageResponses = {
   /**
    * Message
@@ -1790,6 +1970,19 @@ export type SessionCommandData = {
   url: "/session/{id}/command"
 }
 
+export type SessionCommandErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionCommandError = SessionCommandErrors[keyof SessionCommandErrors]
+
 export type SessionCommandResponses = {
   /**
    * Created message
@@ -1819,6 +2012,19 @@ export type SessionShellData = {
   url: "/session/{id}/shell"
 }
 
+export type SessionShellErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionShellError = SessionShellErrors[keyof SessionShellErrors]
+
 export type SessionShellResponses = {
   /**
    * Created message
@@ -1842,6 +2048,19 @@ export type SessionRevertData = {
   url: "/session/{id}/revert"
 }
 
+export type SessionRevertErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionRevertError = SessionRevertErrors[keyof SessionRevertErrors]
+
 export type SessionRevertResponses = {
   /**
    * Updated session
@@ -1862,6 +2081,19 @@ export type SessionUnrevertData = {
   url: "/session/{id}/unrevert"
 }
 
+export type SessionUnrevertErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type SessionUnrevertError = SessionUnrevertErrors[keyof SessionUnrevertErrors]
+
 export type SessionUnrevertResponses = {
   /**
    * Updated session
@@ -1885,6 +2117,20 @@ export type PostSessionIdPermissionsPermissionIdData = {
   url: "/session/{id}/permissions/{permissionID}"
 }
 
+export type PostSessionIdPermissionsPermissionIdErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+  /**
+   * Not found
+   */
+  404: NotFoundError
+}
+
+export type PostSessionIdPermissionsPermissionIdError =
+  PostSessionIdPermissionsPermissionIdErrors[keyof PostSessionIdPermissionsPermissionIdErrors]
+
 export type PostSessionIdPermissionsPermissionIdResponses = {
   /**
    * Permission processed successfully
@@ -2093,6 +2339,15 @@ export type AppLogData = {
   url: "/log"
 }
 
+export type AppLogErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+}
+
+export type AppLogError = AppLogErrors[keyof AppLogErrors]
+
 export type AppLogResponses = {
   /**
    * Log entry written successfully
@@ -2169,6 +2424,15 @@ export type TuiAppendPromptData = {
   url: "/tui/append-prompt"
 }
 
+export type TuiAppendPromptErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+}
+
+export type TuiAppendPromptError = TuiAppendPromptErrors[keyof TuiAppendPromptErrors]
+
 export type TuiAppendPromptResponses = {
   /**
    * Prompt processed successfully
@@ -2297,6 +2561,15 @@ export type TuiExecuteCommandData = {
   url: "/tui/execute-command"
 }
 
+export type TuiExecuteCommandErrors = {
+  /**
+   * Bad request
+   */
+  400: BadRequestError
+}
+
+export type TuiExecuteCommandError = TuiExecuteCommandErrors[keyof TuiExecuteCommandErrors]
+
 export type TuiExecuteCommandResponses = {
   /**
    * Command executed successfully
@@ -2343,7 +2616,7 @@ export type AuthSetErrors = {
   /**
    * Bad request
    */
-  400: _Error
+  400: BadRequestError
 }
 
 export type AuthSetError = AuthSetErrors[keyof AuthSetErrors]
diff --git a/packages/slack/package.json b/packages/slack/package.json
index cc060a269..e2ece0d6a 100644
--- a/packages/slack/package.json
+++ b/packages/slack/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/slack",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "type": "module",
   "scripts": {
     "dev": "bun run src/index.ts",
diff --git a/packages/ui/package.json b/packages/ui/package.json
index 526172f01..2e3cdf9ec 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/ui",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "type": "module",
   "exports": {
     ".": "./src/components/index.ts",
diff --git a/packages/web/package.json b/packages/web/package.json
index 45f414ff6..9d42f6305 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@opencode-ai/web",
   "type": "module",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "scripts": {
     "dev": "astro dev",
     "dev:remote": "VITE_API_URL=https://api.opencode.ai astro dev",
diff --git a/sdks/vscode/package.json b/sdks/vscode/package.json
index 28ce6e27e..db8ce10fe 100644
--- a/sdks/vscode/package.json
+++ b/sdks/vscode/package.json
@@ -2,7 +2,7 @@
   "name": "opencode",
   "displayName": "opencode",
   "description": "opencode for VS Code",
-  "version": "0.15.3",
+  "version": "0.15.4",
   "publisher": "sst-dev",
   "repository": {
     "type": "git",