Es/fix sonnet double nesting format (#86)

* Fix for Sonnet 4.5 double nesting "action"

* Create loud-phones-film.md

Author: edwardysun

.changeset/loud-phones-film.md

@@ -0,0 +1,10 @@
+---
+"@trymeka/computer-provider-anchor-browser": patch
+"@trymeka/computer-provider-scrapybara": patch
+"@trymeka/computer-provider-core": patch
+"@trymeka/computer-provider-e2b": patch
+"@trymeka/ai-provider-vercel": patch
+"@trymeka/core": patch
+---
+
+Fix for Sonnet double nesting 'action' property

packages/ai-provider-vercel/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/ai-provider-vercel"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/ai-provider-vercel#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",

packages/ai-provider-vercel/src/index.ts

@@ -136,6 +136,35 @@ export function createVercelAIProvider({
               return null;
             }
 
+            // Detect and fix double-nested structure from model (common with Claude Sonnet 4.5)
+            if (toolCallResult?.args?.action?.action) {
+              logger?.info(
+                "[VercelAIProvider] Detected double-nested action structure, flattening",
+                {
+                  originalStructure: toolCallResult.args,
+                },
+              );
+
+              const flattenedArgs = {
+                action: toolCallResult.args.action.action,
+                reasoning: toolCallResult.args.action.reasoning,
+                previousStepEvaluation:
+                  toolCallResult.args.action.previousStepEvaluation,
+                currentStepReasoning:
+                  toolCallResult.args.action.currentStepReasoning,
+                nextStepGoal: toolCallResult.args.action.nextStepGoal,
+              } satisfies ComputerToolArgs;
+
+              logger?.info("[VercelAIProvider] Flattened action structure", {
+                flattenedArgs,
+              });
+
+              return {
+                ...toolCall,
+                input: JSON.stringify(flattenedArgs),
+              };
+            }
+
             const result = await generateObject({
               model: model,
               schema: toolCallResult.schema,

packages/computer-provider-anchor-browser/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/computer-provider-anchor-browser"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/computer-provider-anchor-browser#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",

packages/computer-provider-core/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/computer-provider-core"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/computer-provider-core#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",

packages/computer-provider-e2b/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/computer-provider-e2b"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/computer-provider-e2b#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",

packages/computer-provider-scrapybara/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/computer-provider-scrapybara"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/computer-provider-scrapybara#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",

packages/core/package.json

@@ -6,21 +6,15 @@
     "access": "public"
   },
   "description": "TODO: Add description",
-  "keywords": [
-    "trymeka"
-  ],
+  "keywords": ["trymeka"],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/trymeka/agent.git",
     "directory": "packages/agent"
   },
   "license": "MIT",
   "homepage": "https://github.com/trymeka/agent/tree/main/packages/agent#readme",
-  "files": [
-    "dist",
-    "!dist/**/*.map",
-    "README.md"
-  ],
+  "files": ["dist", "!dist/**/*.map", "README.md"],
   "exports": {
     ".": {
       "typescript": "./src/index.ts",