diff --git a/bun.lock b/bun.lock
index 84b406039..1652adb3e 100644
--- a/bun.lock
+++ b/bun.lock
@@ -241,7 +241,7 @@
         "@opencode-ai/script": "workspace:*",
         "@opencode-ai/sdk": "workspace:*",
         "@opencode-ai/util": "workspace:*",
-        "@openrouter/ai-sdk-provider": "1.2.8",
+        "@openrouter/ai-sdk-provider": "1.5.2",
         "@opentui/core": "0.1.60",
         "@opentui/solid": "0.1.60",
         "@parcel/watcher": "2.5.1",
@@ -1141,7 +1141,7 @@
 
     "@opencode-ai/web": ["@opencode-ai/web@workspace:packages/web"],
 
-    "@openrouter/ai-sdk-provider": ["@openrouter/ai-sdk-provider@1.2.8", "", { "dependencies": { "@openrouter/sdk": "^0.1.8" }, "peerDependencies": { "ai": "^5.0.0", "zod": "^3.24.1 || ^v4" } }, "sha512-pQT8AzZBKg9f4bkt4doF486ZlhK0XjKkevrLkiqYgfh1Jplovieu28nK4Y+xy3sF18/mxjqh9/2y6jh01qzLrA=="],
+    "@openrouter/ai-sdk-provider": ["@openrouter/ai-sdk-provider@1.5.2", "", { "dependencies": { "@openrouter/sdk": "^0.1.27" }, "peerDependencies": { "@toon-format/toon": "^2.0.0", "ai": "^5.0.0", "zod": "^3.24.1 || ^v4" }, "optionalPeers": ["@toon-format/toon"] }, "sha512-3Th0vmJ9pjnwcPc2H1f59Mb0LFvwaREZAScfOQIpUxAHjZ7ZawVKDP27qgsteZPmMYqccNMy4r4Y3kgUnNcKAg=="],
 
     "@openrouter/sdk": ["@openrouter/sdk@0.1.27", "", { "dependencies": { "zod": "^3.25.0 || ^4.0.0" } }, "sha512-RH//L10bSmc81q25zAZudiI4kNkLgxF2E+WU42vghp3N6TEvZ6F0jK7uT3tOxkEn91gzmMw9YVmDENy7SJsajQ=="],
 
diff --git a/packages/opencode/package.json b/packages/opencode/package.json
index 302d8fc9f..ae6df98c1 100644
--- a/packages/opencode/package.json
+++ b/packages/opencode/package.json
@@ -70,7 +70,7 @@
     "@opencode-ai/script": "workspace:*",
     "@opencode-ai/sdk": "workspace:*",
     "@opencode-ai/util": "workspace:*",
-    "@openrouter/ai-sdk-provider": "1.2.8",
+    "@openrouter/ai-sdk-provider": "1.5.2",
     "@opentui/core": "0.1.60",
     "@opentui/solid": "0.1.60",
     "@parcel/watcher": "2.5.1",
diff --git a/packages/opencode/src/provider/transform.ts b/packages/opencode/src/provider/transform.ts
index 891025cde..78a05e104 100644
--- a/packages/opencode/src/provider/transform.ts
+++ b/packages/opencode/src/provider/transform.ts
@@ -223,10 +223,10 @@ export namespace ProviderTransform {
       result["promptCacheKey"] = sessionID
     }
 
-    if (
-      model.providerID === "google" ||
-      (model.providerID.startsWith("opencode") && model.api.id.includes("gemini-3"))
-    ) {
+    if (model.api.npm === "@openrouter/ai-sdk-provider" && model.api.id.includes("gemini-3")) {
+      result["reasoning"] = { effort: "high" }
+    }
+    if (model.api.npm === "@ai-sdk/google" || model.api.npm === "@ai-sdk/google-vertex") {
       result["thinkingConfig"] = {
         includeThoughts: true,
       }