feat: zod support v3/4

packages/core/package.json

@@ -44,8 +44,13 @@
     },
     "dependencies": {
         "chalk": "^5.6.2",
-        "zod": "^4.3.5",
         "@page-agent/llms": "1.4.4",
         "@page-agent/page-controller": "1.4.4"
+    },
+    "peerDependencies": {
+        "zod": "^3.25.0 || ^4.0.0"
+    },
+    "devDependencies": {
+        "zod": "^4.3.5"
     }
 }

packages/core/src/PageAgentCore.ts

@@ -5,7 +5,7 @@
 import { InvokeError, LLM, type Tool } from '@page-agent/llms'
 import type { BrowserState, PageController } from '@page-agent/page-controller'
 import chalk from 'chalk'
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import SYSTEM_PROMPT from './prompts/system_prompt.md?raw'
 import { tools } from './tools'

packages/core/src/tools/index.ts

@@ -2,7 +2,7 @@
  * Internal tools for PageAgent.
  * @note Adapted from browser-use
  */
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import type { PageAgentCore } from '../PageAgentCore'
 import { waitFor } from '../utils'

packages/core/src/utils/autoFixer.ts

@@ -1,6 +1,6 @@
 import { InvokeError, InvokeErrorType } from '@page-agent/llms'
 import chalk from 'chalk'
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import type { PageAgentTool } from '../tools'
 

packages/core/vite.config.js

@@ -30,6 +30,7 @@ export default defineConfig({
 			external: [
 				'chalk',
 				'zod',
+				'zod/v4',
 				// all the internal packages
 				/^@page-agent\//,
 			],

packages/extension/package.json

@@ -43,7 +43,9 @@
         "@page-agent/page-controller": "1.4.4",
         "@page-agent/ui": "1.4.4",
         "ai-motion": "^0.4.8",
-        "chalk": "^5.6.2",
-        "zod": "^4.3.5"
+        "chalk": "^5.6.2"
+    },
+    "peerDependencies": {
+        "zod": "^3.25.0 || ^4.0.0"
     }
 }

packages/extension/src/agent/tabTools.ts

@@ -6,7 +6,7 @@
  * - switch_to_tab: Switch to an existing tab
  * - close_tab: Close a tab (optionally switch to another)
  */
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import type { TabsController } from './TabsController'
 

packages/llms/package.json

@@ -37,7 +37,12 @@
         "postpublish": "node -e \"['LICENSE'].forEach(f=>{try{require('fs').unlinkSync(f)}catch{}})\""
     },
     "dependencies": {
-        "chalk": "^5.6.2",
+        "chalk": "^5.6.2"
+    },
+    "peerDependencies": {
+        "zod": "^3.25.0 || ^4.0.0"
+    },
+    "devDependencies": {
         "zod": "^4.3.5"
     }
 }

packages/llms/src/OpenAIClient.ts

@@ -1,7 +1,7 @@
 /**
  * OpenAI Client implementation
  */
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import { InvokeError, InvokeErrorType } from './errors'
 import type { InvokeOptions, InvokeResult, LLMClient, LLMConfig, Message, Tool } from './types'

packages/llms/src/types.ts

@@ -1,7 +1,7 @@
 /**
  * Core types for LLM integration
  */
-import type * as z from 'zod'
+import type * as z from 'zod/v4'
 
 /**
  * Message format - OpenAI standard (industry standard)

packages/llms/src/utils.ts

@@ -2,7 +2,7 @@
  * Utility functions for LLM integration
  */
 import chalk from 'chalk'
-import * as z from 'zod'
+import * as z from 'zod/v4'
 
 import type { Tool } from './types'
 

packages/llms/vite.config.js

@@ -25,7 +25,7 @@ export default defineConfig({
 		},
 		outDir: resolve(__dirname, 'dist', 'lib'),
 		rollupOptions: {
-			external: ['chalk', 'zod'],
+			external: ['chalk', 'zod', 'zod/v4'],
 		},
 		minify: false,
 		sourcemap: true,

packages/page-agent/package.json

@@ -48,7 +48,12 @@
         "@page-agent/llms": "1.4.4",
         "@page-agent/page-controller": "1.4.4",
         "@page-agent/ui": "1.4.4",
-        "chalk": "^5.6.2",
+        "chalk": "^5.6.2"
+    },
+    "peerDependencies": {
+        "zod": "^3.25.0 || ^4.0.0"
+    },
+    "devDependencies": {
         "zod": "^4.3.5"
     }
 }

packages/page-agent/vite.config.js

@@ -30,6 +30,7 @@ export default defineConfig({
 			external: [
 				'chalk',
 				'zod',
+				'zod/v4',
 				// all the internal packages
 				/^@page-agent\//,
 			],