chore(version): bump version to 0.2.0

feat: extend history type

README-zh.md

@@ -28,7 +28,22 @@
 
 ## 🚀 快速开始
 
-### NPM 安装
+### 快速体验 (Demo CDN)
+
+最快的体验方式：
+
+```html
+<script src="https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.demo.js" crossorigin="true"></script>
+```
+
+> ⚠️ **仅用于技术评估。** Demo 模型有速率限制和使用限制，生产环境请使用 NPM 方式。
+
+| 位置   | URL                                                                                     |
+| ------ | --------------------------------------------------------------------------------------- |
+| 全球   | https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.demo.js                    |
+| 中国   | https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.demo.js     |
+
+### NPM 安装（推荐）
 
 ```bash
 npm install page-agent
@@ -37,40 +52,37 @@ npm install page-agent
 ```javascript
 import { PageAgent } from 'page-agent'
 
-// 测试接口
-// @note: 限流，限制 prompt 内容，限制来源，随时变更，请替换成你自己的
-// @note: 使用 DeepSeek-chat(3.2) 官方版本，使用协议和隐私策略见 DeepSeek 网站
-const DEMO_MODEL = 'PAGE-AGENT-FREE-TESTING-RANDOM'
-const DEMO_BASE_URL = 'https://hwcxiuzfylggtcktqgij.supabase.co/functions/v1/llm-testing-proxy'
-const DEMO_API_KEY = 'PAGE-AGENT-FREE-TESTING-RANDOM'
-
 const agent = new PageAgent({
-	model: DEMO_MODEL,
+	model: 'deepseek-chat',
-	baseURL: DEMO_BASE_URL,
+	baseURL: 'https://api.deepseek.com',
-	apiKey: DEMO_API_KEY,
+	apiKey: 'YOUR_API_KEY',
 	language: 'zh-CN',
 })
 
 await agent.execute('点击登录按钮')
 ```
 
-### CDN 集成
+### CDN 引入
 
-Fastest way to try PageAgent is to include it via CDN. Demo model will be used by default.
+适用于无法使用 NPM 的环境，用法与 NPM 一致：
-
-| Location | URL                                                                           |
-| -------- | ----------------------------------------------------------------------------- |
-| Global   | https://cdn.jsdelivr.net/npm/page-agent@latest/dist/umd/page-agent.js         |
-| China    | https://registry.npmmirror.com/page-agent/latest/files/dist/umd/page-agent.js |
 
 ```html
-<script
+<script src="https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.js" crossorigin="true"></script>
-	src="https://registry.npmmirror.com/page-agent/latest/files/dist/umd/page-agent.js"
+<script>
-	crossorigin="true"
+const agent = new PageAgent({
-	type="text/javascript"
+	model: 'deepseek-chat',
-></script>
+	baseURL: 'https://api.deepseek.com',
+	apiKey: 'YOUR_API_KEY',
+})
+await agent.execute('点击登录按钮')
+</script>
 ```
 
+| 位置   | URL                                                                                 |
+| ------ | ----------------------------------------------------------------------------------- |
+| 全球   | https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.js                     |
+| 中国   | https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.js      |
+
 ## 🏗️ 架构设计
 
 PageAgent adopts a simplified monorepo structure:

README.md

@@ -28,7 +28,22 @@ The GUI Agent Living in Your Webpage. Control web interfaces with natural langua
 
 ## 🚀 Quick Start
 
-### NPM Installation
+### Quick Try (Demo CDN)
+
+Fastest way to try PageAgent:
+
+```html
+<script src="https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.demo.js" crossorigin="true"></script>
+```
+
+> ⚠️ **For technical evaluation only.** Demo model has rate limits and usage restrictions. Use NPM for production.
+
+| Location | URL                                                                                     |
+| -------- | --------------------------------------------------------------------------------------- |
+| Global   | https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.demo.js                    |
+| China    | https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.demo.js     |
+
+### NPM Installation (Recommended)
 
 ```bash
 npm install page-agent
@@ -37,40 +52,37 @@ npm install page-agent
 ```javascript
 import { PageAgent } from 'page-agent'
 
-// test server
-// @note: rate limit. prompt limit. Origin limit. May change anytime. Use your own llm!
-// @note Using official DeepSeek-chat(3.2). Go to DeepSeek website for privacy policy.
-const DEMO_MODEL = 'PAGE-AGENT-FREE-TESTING-RANDOM'
-const DEMO_BASE_URL = 'https://hwcxiuzfylggtcktqgij.supabase.co/functions/v1/llm-testing-proxy'
-const DEMO_API_KEY = 'PAGE-AGENT-FREE-TESTING-RANDOM'
-
 const agent = new PageAgent({
-	model: DEMO_MODEL,
+	model: 'deepseek-chat',
-	baseURL: DEMO_BASE_URL,
+	baseURL: 'https://api.deepseek.com',
-	apiKey: DEMO_API_KEY,
+	apiKey: 'YOUR_API_KEY',
 	language: 'en-US',
 })
 
 await agent.execute('Click the login button')
 ```
 
-### CDN Integration
+### CDN Build
 
-Fastest way to try PageAgent is to include it via CDN. Demo model will be used by default.
+For environments where NPM is not available. Usage is identical to NPM:
-
-| Location | URL                                                                           |
-| -------- | ----------------------------------------------------------------------------- |
-| Global   | https://cdn.jsdelivr.net/npm/page-agent@latest/dist/umd/page-agent.js         |
-| China    | https://registry.npmmirror.com/page-agent/latest/files/dist/umd/page-agent.js |
 
 ```html
-<script
+<script src="https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.js" crossorigin="true"></script>
-	src="https://cdn.jsdelivr.net/npm/page-agent@latest/dist/umd/page-agent.js"
+<script>
-	crossorigin="true"
+const agent = new PageAgent({
-	type="text/javascript"
+	model: 'deepseek-chat',
-></script>
+	baseURL: 'https://api.deepseek.com',
+	apiKey: 'YOUR_API_KEY',
+})
+await agent.execute('Click the login button')
+</script>
 ```
 
+| Location | URL                                                                                 |
+| -------- | ----------------------------------------------------------------------------------- |
+| Global   | https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.js                     |
+| China    | https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.js      |
+
 ## 🏗️ Structure
 
 PageAgent adopts a simplified monorepo structure:

package-lock.json

@@ -1,12 +1,12 @@
 {
 	"name": "root",
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "root",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT",
 			"workspaces": [
 				"packages/page-controller",
@@ -8147,15 +8147,15 @@
 		},
 		"packages/cdn": {
 			"name": "@page-agent/cdn",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT",
 			"dependencies": {
-				"page-agent": "0.0.22"
+				"page-agent": "0.2.0"
 			}
 		},
 		"packages/llms": {
 			"name": "@page-agent/llms",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT",
 			"dependencies": {
 				"chalk": "^5.6.2",
@@ -8163,19 +8163,19 @@
 			}
 		},
 		"packages/page-agent": {
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT",
 			"dependencies": {
-				"@page-agent/llms": "0.0.22",
+				"@page-agent/llms": "0.2.0",
-				"@page-agent/page-controller": "0.0.22",
+				"@page-agent/page-controller": "0.2.0",
-				"@page-agent/ui": "0.0.22",
+				"@page-agent/ui": "0.2.0",
 				"chalk": "^5.6.2",
 				"zod": "^4.3.5"
 			}
 		},
 		"packages/page-controller": {
 			"name": "@page-agent/page-controller",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT",
 			"dependencies": {
 				"ai-motion": "^0.4.8"
@@ -8183,12 +8183,12 @@
 		},
 		"packages/ui": {
 			"name": "@page-agent/ui",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"license": "MIT"
 		},
 		"packages/website": {
 			"name": "@page-agent/website",
-			"version": "0.0.22",
+			"version": "0.2.0",
 			"dependencies": {
 				"@radix-ui/react-icons": "^1.3.2",
 				"@radix-ui/react-separator": "^1.1.8",

package.json

@@ -1,7 +1,7 @@
 {
 	"name": "root",
 	"private": true,
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"workspaces": [
 		"packages/page-controller",

packages/cdn/package.json

@@ -1,7 +1,7 @@
 {
 	"name": "@page-agent/cdn",
 	"private": false,
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"files": [
 		"dist/"
@@ -18,6 +18,6 @@
 		"build": "vite build && vite build --mode demo"
 	},
 	"dependencies": {
-		"page-agent": "0.0.22"
+		"page-agent": "0.2.0"
 	}
 }

packages/cdn/src/demo.js

@@ -50,7 +50,12 @@ setTimeout(() => {
 		window.pageAgent = new PageAgent(config)
 	} else {
 		console.log('🚀 page-agent.js no current script detected, using default demo config')
-		window.pageAgent = new PageAgent()
+		const config = {
+			model: DEMO_MODEL,
+			baseURL: DEMO_BASE_URL,
+			apiKey: DEMO_API_KEY,
+		}
+		window.pageAgent = new PageAgent(config)
 	}
 
 	console.log('🚀 page-agent.js initialized with config:', window.pageAgent.config)

packages/llms/package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@page-agent/llms",
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"main": "./dist/lib/page-agent-llms.js",
 	"module": "./dist/lib/page-agent-llms.js",

packages/llms/src/constants.ts

@@ -1,20 +1,3 @@
-// Dev environment: use .env config if available, otherwise fallback to testing api
+// Internal constants
-export const DEFAULT_MODEL_NAME: string =
-	import.meta.env.DEV && import.meta.env.LLM_MODEL_NAME
-		? import.meta.env.LLM_MODEL_NAME
-		: 'PAGE-AGENT-FREE-TESTING-RANDOM'
-
-export const DEFAULT_API_KEY: string =
-	import.meta.env.DEV && import.meta.env.LLM_API_KEY
-		? import.meta.env.LLM_API_KEY
-		: 'PAGE-AGENT-FREE-TESTING-RANDOM'
-
-export const DEFAULT_BASE_URL: string =
-	import.meta.env.DEV && import.meta.env.LLM_BASE_URL
-		? import.meta.env.LLM_BASE_URL
-		: 'https://hwcxiuzfylggtcktqgij.supabase.co/functions/v1/llm-testing-proxy'
-
-// internal
-
 export const LLM_MAX_RETRIES = 2
 export const DEFAULT_TEMPERATURE = 0.7 // higher randomness helps auto-recovery

packages/llms/src/index.ts

@@ -1,21 +1,23 @@
 import { OpenAIClient } from './OpenAIClient'
-import {
+import { DEFAULT_TEMPERATURE, LLM_MAX_RETRIES } from './constants'
-	DEFAULT_API_KEY,
-	DEFAULT_BASE_URL,
-	DEFAULT_MODEL_NAME,
-	DEFAULT_TEMPERATURE,
-	LLM_MAX_RETRIES,
-} from './constants'
 import { InvokeError } from './errors'
 import type { InvokeOptions, InvokeResult, LLMClient, LLMConfig, Message, Tool } from './types'
 
 export type { InvokeOptions, InvokeResult, LLMClient, LLMConfig, Message, Tool }
 
 export function parseLLMConfig(config: LLMConfig): Required<LLMConfig> {
+	// Runtime validation as defensive programming (types already guarantee these)
+	if (!config.baseURL || !config.apiKey || !config.model) {
+		throw new Error(
+			'[PageAgent] LLM configuration required. Please provide: baseURL, apiKey, model. ' +
+				'See: https://alibaba.github.io/page-agent/#/docs/features/models'
+		)
+	}
+
 	return {
-		baseURL: config.baseURL ?? DEFAULT_BASE_URL,
+		baseURL: config.baseURL,
-		apiKey: config.apiKey ?? DEFAULT_API_KEY,
+		apiKey: config.apiKey,
-		model: config.model ?? DEFAULT_MODEL_NAME,
+		model: config.model,
 		temperature: config.temperature ?? DEFAULT_TEMPERATURE,
 		maxRetries: config.maxRetries ?? LLM_MAX_RETRIES,
 		customFetch: (config.customFetch ?? fetch).bind(globalThis), // fetch will be illegal unless bound

packages/llms/src/types.ts

@@ -87,9 +87,9 @@ export interface InvokeResult<TResult = unknown> {
  * LLM configuration
  */
 export interface LLMConfig {
-	baseURL?: string
+	baseURL: string
-	apiKey?: string
+	apiKey: string
-	model?: string
+	model: string
 
 	temperature?: number
 	maxRetries?: number

packages/page-agent/package.json

@@ -1,7 +1,7 @@
 {
 	"name": "page-agent",
 	"private": false,
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"main": "./dist/esm/page-agent.js",
 	"module": "./dist/esm/page-agent.js",
@@ -46,8 +46,8 @@
 	"dependencies": {
 		"chalk": "^5.6.2",
 		"zod": "^4.3.5",
-		"@page-agent/llms": "0.0.22",
+		"@page-agent/llms": "0.2.0",
-		"@page-agent/page-controller": "0.0.22",
+		"@page-agent/page-controller": "0.2.0",
-		"@page-agent/ui": "0.0.22"
+		"@page-agent/ui": "0.2.0"
 	}
 }

packages/page-agent/src/PageAgent.ts

@@ -16,7 +16,7 @@ import { normalizeResponse, trimLines, uid, waitUntil } from './utils'
 import { assert } from './utils/assert'
 
 /**
- * Agent brain state - the reflection-before-action model
+ * Agent reflection state - the reflection-before-action model
  *
  * Every tool call must first reflect on:
  * - evaluation_previous_goal: How well did the previous action achieve its goal?
@@ -50,8 +50,12 @@ export interface MacroToolResult {
 export type { PageAgentConfig }
 export { tool, type PageAgentTool } from './tools'
 
-export interface AgentHistory {
+/**
-	brain: Partial<AgentReflection>
+ * A single agent step with reflection and action
+ */
+export interface AgentStep {
+	type: 'step'
+	reflection: Partial<AgentReflection>
 	action: {
 		name: string
 		input: any
@@ -66,10 +70,33 @@ export interface AgentHistory {
 	}
 }
 
+/**
+ * Persistent observation event (stays in memory)
+ */
+export interface ObservationEvent {
+	type: 'observation'
+	content: string
+}
+
+/**
+ * User takeover event
+ */
+export interface UserTakeoverEvent {
+	type: 'user_takeover'
+}
+
+/**
+ * Union type for all history events
+ */
+export type HistoryEvent = AgentStep | ObservationEvent | UserTakeoverEvent
+
+/** @deprecated Use AgentStep instead */
+export type AgentHistory = AgentStep
+
 export interface ExecutionResult {
 	success: boolean
 	data: string
-	history: AgentHistory[]
+	history: HistoryEvent[]
 }
 
 export class PageAgent extends EventTarget {
@@ -83,7 +110,6 @@ export class PageAgent extends EventTarget {
 	taskId = ''
 
 	#llm: LLM
-	#totalWaitTime = 0
 	#abortController = new AbortController()
 	#llmRetryListener: ((e: Event) => void) | null = null
 	#llmErrorListener: ((e: Event) => void) | null = null
@@ -92,10 +118,18 @@ export class PageAgent extends EventTarget {
 	/** PageController for DOM operations */
 	pageController: PageController
 
-	/** History records */
+	/** Runtime states for tracking across steps */
-	history: AgentHistory[] = []
+	states = {
+		/** Accumulated wait time in seconds, used by wait tool */
+		totalWaitTime: 0,
+		/** Last known URL for detecting navigation */
+		lastURL: '',
+	}
 
-	constructor(config: PageAgentConfig = {}) {
+	/** History event stream */
+	history: HistoryEvent[] = []
+
+	constructor(config: PageAgentConfig) {
 		super()
 
 		this.config = config
@@ -150,6 +184,14 @@ export class PageAgent extends EventTarget {
 		window.addEventListener('beforeunload', this.#beforeUnloadListener)
 	}
 
+	/**
+	 * Push a persistent observation to the history event stream.
+	 * This will be visible in <agent_history> and remain in memory across steps.
+	 */
+	pushObservation(content: string): void {
+		this.history.push({ type: 'observation', content })
+	}
+
 	async execute(task: string): Promise<ExecutionResult> {
 		if (!task) throw new Error('Task is required')
 		this.task = task
@@ -177,10 +219,18 @@ export class PageAgent extends EventTarget {
 
 		this.history = []
 
+		// Reset states
+		this.states = {
+			totalWaitTime: 0,
+			lastURL: '',
+		}
+
 		try {
 			let step = 0
 
 			while (true) {
+				await this.#generateObservations(step)
+
 				await onBeforeStep.call(this, step)
 
 				console.group(`step: ${step}`)
@@ -216,23 +266,24 @@ export class PageAgent extends EventTarget {
 				const macroResult = result.toolResult as MacroToolResult
 				const input = macroResult.input
 				const output = macroResult.output
-				const brain = {
+				const reflection: Partial<AgentReflection> = {
-					evaluation_previous_goal: input.evaluation_previous_goal || '',
+					evaluation_previous_goal: input.evaluation_previous_goal,
-					memory: input.memory || '',
+					memory: input.memory,
-					next_goal: input.next_goal || '',
+					next_goal: input.next_goal,
 				}
 				const actionName = Object.keys(input.action)[0]
-				const action = {
+				const action: AgentStep['action'] = {
 					name: actionName,
 					input: input.action[actionName],
 					output: output,
 				}
 
 				this.history.push({
-					brain,
+					type: 'step',
+					reflection,
 					action,
 					usage: result.usage,
-				})
+				} as AgentStep)
 
 				console.log(chalk.green('Step finished:'), actionName)
 				console.groupEnd()
@@ -319,13 +370,20 @@ export class PageAgent extends EventTarget {
 
 				const toolName = Object.keys(action)[0]
 				const toolInput = action[toolName]
-				const brain = trimLines(`✅: ${input.evaluation_previous_goal}
-						💾: ${input.memory}
-						🎯: ${input.next_goal}
-					`)
 
-				console.log(brain)
+				// Build reflection text, only include non-empty fields
-				this.panel.update({ type: 'thinking', text: brain })
+				const reflectionLines: string[] = []
+				if (input.evaluation_previous_goal)
+					reflectionLines.push(`✅: ${input.evaluation_previous_goal}`)
+				if (input.memory) reflectionLines.push(`💾: ${input.memory}`)
+				if (input.next_goal) reflectionLines.push(`🎯: ${input.next_goal}`)
+
+				const reflectionText = reflectionLines.length > 0 ? reflectionLines.join('\n') : ''
+
+				if (reflectionText) {
+					console.log(reflectionText)
+					this.panel.update({ type: 'thinking', text: reflectionText })
+				}
 
 				// Find the corresponding tool
 				const tool = tools.get(toolName)
@@ -337,20 +395,14 @@ export class PageAgent extends EventTarget {
 				const startTime = Date.now()
 
 				// Execute tool, bind `this` to PageAgent
-				let result = await tool.execute.bind(this)(toolInput)
+				const result = await tool.execute.bind(this)(toolInput)
 
 				const duration = Date.now() - startTime
 				console.log(chalk.green.bold(`Tool (${toolName}) executed for ${duration}ms`), result)
 
-				if (toolName === 'wait') {
+				// Reset wait time for non-wait tools
-					this.#totalWaitTime += Math.round(toolInput.seconds + duration / 1000)
+				if (toolName !== 'wait') {
-					result += `\n<sys> You have waited ${this.#totalWaitTime} seconds accumulatively.`
+					this.states.totalWaitTime = 0
-					if (this.#totalWaitTime >= 3)
-						result += '\nDo NOT wait any longer unless you have a good reason.\n'
-					result += '</sys>'
-				} else {
-					// For other tools, reset wait time
-					this.#totalWaitTime = 0
 				}
 
 				// Briefly display execution result
@@ -427,6 +479,34 @@ export class PageAgent extends EventTarget {
 		return result
 	}
 
+	/**
+	 * Generate observations before each step
+	 * - URL change detection
+	 * - Too many steps warning
+	 * @todo loop detection
+	 * @todo console error
+	 */
+	async #generateObservations(stepCount: number): Promise<void> {
+		// Detect URL change
+		const currentURL = await this.pageController.getCurrentUrl()
+		if (currentURL !== this.states.lastURL) {
+			this.pushObservation(`Page navigated to → ${currentURL}`)
+			this.states.lastURL = currentURL
+		}
+
+		// Warn about remaining steps
+		const remaining = MAX_STEPS - stepCount
+		if (remaining === 5) {
+			this.pushObservation(
+				`⚠️ Only ${remaining} steps remaining. Consider wrapping up or calling done with partial results.`
+			)
+		} else if (remaining === 2) {
+			this.pushObservation(
+				`⚠️ Critical: Only ${remaining} steps left! You must finish the task or call done immediately.`
+			)
+		}
+	}
+
 	async #assembleUserPrompt(): Promise<string> {
 		let prompt = ''
 
@@ -438,31 +518,42 @@ export class PageAgent extends EventTarget {
 		//  - <step_info>
 		// <agent_state>
 
+		const stepCount = this.history.filter((e) => e.type === 'step').length
+
 		prompt += `<agent_state>
 			<user_request>
 			${this.task}
 			</user_request>
 			<step_info>
-			Step ${this.history.length + 1} of ${MAX_STEPS} max possible steps
+			Step ${stepCount + 1} of ${MAX_STEPS} max possible steps
 			Current date and time: ${new Date().toISOString()}
 			</step_info>
 			</agent_state>
 		`
 
 		// <agent_history>
-		//  - <step_>
+		//  - <step_N> for steps
+		//  - <sys> for observations and system messages
 
 		prompt += '\n<agent_history>\n'
 
-		this.history.forEach((history, index) => {
+		let stepIndex = 0
-			prompt += `<step_${index + 1}>
+		for (const event of this.history) {
-				Evaluation of Previous Step: ${history.brain.evaluation_previous_goal}
+			if (event.type === 'step') {
-				Memory: ${history.brain.memory}
+				stepIndex++
-				Next Goal: ${history.brain.next_goal}
+				prompt += `<step_${stepIndex}>
-				Action Results: ${history.action.output}
+				Evaluation of Previous Step: ${event.reflection.evaluation_previous_goal}
-				</step_${index + 1}>
+				Memory: ${event.reflection.memory}
+				Next Goal: ${event.reflection.next_goal}
+				Action Results: ${event.action.output}
+				</step_${stepIndex}>
 			`
-		})
+			} else if (event.type === 'observation') {
+				prompt += `<sys>${event.content}</sys>\n`
+			} else if (event.type === 'user_takeover') {
+				prompt += `<sys>User took over control and made changes to the page.</sys>\n`
+			}
+		}
 
 		prompt += '</agent_history>\n\n'
 
@@ -492,51 +583,22 @@ export class PageAgent extends EventTarget {
 	}
 
 	async #getBrowserState(): Promise<string> {
-		const pageUrl = await this.pageController.getCurrentUrl()
+		const state = await this.pageController.getBrowserState()
-		const pageTitle = await this.pageController.getPageTitle()
-		const pi = await this.pageController.getPageInfo()
-		const viewportExpansion = await this.pageController.getViewportExpansion()
-
-		await this.pageController.updateTree()
-
-		let simplifiedHTML = await this.pageController.getSimplifiedHTML()
 
+		let content = state.content
 		if (this.config.transformPageContent) {
-			simplifiedHTML = await this.config.transformPageContent(simplifiedHTML)
+			content = await this.config.transformPageContent(content)
 		}
 
-		let prompt = trimLines(`<browser_state>
+		return trimLines(`<browser_state>
-			Current Page: [${pageTitle}](${pageUrl})
+			Current Page: [${state.title}](${state.url})
 
-			Page info: ${pi.viewport_width}x${pi.viewport_height}px viewport, ${pi.page_width}x${pi.page_height}px total page size, ${pi.pages_above.toFixed(1)} pages above, ${pi.pages_below.toFixed(1)} pages below, ${pi.total_pages.toFixed(1)} total pages, at ${(pi.current_page_position * 100).toFixed(0)}% of page
+			${state.header}
-
+			${content}
-			${viewportExpansion === -1 ? 'Interactive elements from top layer of the current page (full page):' : 'Interactive elements from top layer of the current page inside the viewport:'}
+			${state.footer}
 
+			</browser_state>
 		`)
-
-		// Page header info
-		const has_content_above = pi.pixels_above > 4
-		if (has_content_above && viewportExpansion !== -1) {
-			prompt += `... ${pi.pixels_above} pixels above (${pi.pages_above.toFixed(1)} pages) - scroll to see more ...\n`
-		} else {
-			prompt += `[Start of page]\n`
-		}
-
-		// Current viewport info
-		prompt += simplifiedHTML
-		prompt += `\n`
-
-		// Page footer info
-		const has_content_below = pi.pixels_below > 4
-		if (has_content_below && viewportExpansion !== -1) {
-			prompt += `... ${pi.pixels_below} pixels below (${pi.pages_below.toFixed(1)} pages) - scroll to see more ...\n`
-		} else {
-			prompt += `[End of page]\n`
-		}
-
-		prompt += `</browser_state>\n`
-
-		return prompt
 	}
 
 	dispose(reason?: string) {

packages/page-agent/src/config/index.ts

@@ -2,7 +2,7 @@ import type { LLMConfig } from '@page-agent/llms'
 import type { PageControllerConfig } from '@page-agent/page-controller'
 import type { SupportedLanguage } from '@page-agent/ui'
 
-import type { AgentHistory, ExecutionResult, PageAgent } from '../PageAgent'
+import type { ExecutionResult, HistoryEvent, PageAgent } from '../PageAgent'
 import type { PageAgentTool } from '../tools'
 
 export type { LLMConfig }
@@ -65,7 +65,7 @@ export interface AgentConfig {
 	// @todo: remove `this` binding, pass agent as explicit parameter instead
 
 	onBeforeStep?: (this: PageAgent, stepCnt: number) => Promise<void> | void
-	onAfterStep?: (this: PageAgent, stepCnt: number, history: AgentHistory[]) => Promise<void> | void
+	onAfterStep?: (this: PageAgent, stepCnt: number, history: HistoryEvent[]) => Promise<void> | void
 	onBeforeTask?: (this: PageAgent) => Promise<void> | void
 	onAfterTask?: (this: PageAgent, result: ExecutionResult) => Promise<void> | void
 

packages/page-agent/src/tools/index.ts

@@ -57,6 +57,15 @@ tools.set(
 			const actualWaitTime = Math.max(0, input.seconds - (Date.now() - lastTimeUpdate) / 1000)
 			console.log(`actualWaitTime: ${actualWaitTime} seconds`)
 			await waitFor(actualWaitTime)
+
+			this.states.totalWaitTime += input.seconds
+
+			if (this.states.totalWaitTime >= 3) {
+				this.pushObservation(
+					`You have waited ${this.states.totalWaitTime} seconds accumulatively. Do NOT wait any longer unless you have a good reason.`
+				)
+			}
+
 			return `✅ Waited for ${input.seconds} seconds.`
 		},
 	})

packages/page-agent/src/umd.ts

@@ -35,7 +35,12 @@ setTimeout(() => {
 		window.pageAgent = new PageAgent(config)
 	} else {
 		console.log('🚀 page-agent.js no current script detected, using default demo config')
-		window.pageAgent = new PageAgent()
+		const config: PageAgentConfig = {
+			model: DEMO_MODEL,
+			baseURL: DEMO_BASE_URL,
+			apiKey: DEMO_API_KEY,
+		}
+		window.pageAgent = new PageAgent(config)
 	}
 
 	console.log('🚀 page-agent.js initialized with config:', window.pageAgent.config)

packages/page-controller/package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@page-agent/page-controller",
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"main": "./dist/lib/page-controller.js",
 	"module": "./dist/lib/page-controller.js",

packages/page-controller/src/PageController.ts

@@ -32,6 +32,20 @@ export interface PageControllerConfig extends dom.DomConfig {
 	enableMask?: boolean
 }
 
+/**
+ * Structured browser state for LLM consumption
+ */
+export interface BrowserState {
+	url: string
+	title: string
+	/** Page info + scroll position hint (e.g. "Page info: 1920x1080px...\n[Start of page]") */
+	header: string
+	/** Simplified HTML of interactive elements */
+	content: string
+	/** Page footer hint (e.g. "... 300 pixels below ..." or "[End of page]") */
+	footer: string
+}
+
 interface ActionResult {
 	success: boolean
 	message: string
@@ -93,42 +107,6 @@ export class PageController extends EventTarget {
 		return window.location.href
 	}
 
-	/**
-	 * Get current page title
-	 */
-	async getPageTitle(): Promise<string> {
-		return document.title
-	}
-
-	/**
-	 * Get page scroll and size info
-	 */
-	async getPageInfo() {
-		return getPageInfo()
-	}
-
-	/**
-	 * Get the simplified HTML representation of the page.
-	 * This is used by LLM to understand the page structure.
-	 */
-	async getSimplifiedHTML(): Promise<string> {
-		return this.simplifiedHTML
-	}
-
-	/**
-	 * Get text description for an element by index
-	 */
-	async getElementText(index: number): Promise<string | undefined> {
-		return this.elementTextMap.get(index)
-	}
-
-	/**
-	 * Get total number of indexed interactive elements
-	 */
-	async getElementCount(): Promise<number> {
-		return this.selectorMap.size
-	}
-
 	/**
 	 * Get last tree update timestamp
 	 */
@@ -137,10 +115,43 @@ export class PageController extends EventTarget {
 	}
 
 	/**
-	 * Get the viewport expansion setting
+	 * Get structured browser state for LLM consumption.
+	 * Automatically calls updateTree() to refresh the DOM state.
 	 */
-	async getViewportExpansion(): Promise<number> {
+	async getBrowserState(): Promise<BrowserState> {
-		return this.config.viewportExpansion ?? VIEWPORT_EXPANSION
+		const url = window.location.href
+		const title = document.title
+		const pi = getPageInfo()
+		const viewportExpansion = this.config.viewportExpansion ?? VIEWPORT_EXPANSION
+
+		await this.updateTree()
+
+		const content = this.simplifiedHTML
+
+		// Build header: page info + scroll position hint
+		const pageInfoLine = `Page info: ${pi.viewport_width}x${pi.viewport_height}px viewport, ${pi.page_width}x${pi.page_height}px total page size, ${pi.pages_above.toFixed(1)} pages above, ${pi.pages_below.toFixed(1)} pages below, ${pi.total_pages.toFixed(1)} total pages, at ${(pi.current_page_position * 100).toFixed(0)}% of page`
+
+		const elementsLabel =
+			viewportExpansion === -1
+				? 'Interactive elements from top layer of the current page (full page):'
+				: 'Interactive elements from top layer of the current page inside the viewport:'
+
+		const hasContentAbove = pi.pixels_above > 4
+		const scrollHintAbove =
+			hasContentAbove && viewportExpansion !== -1
+				? `... ${pi.pixels_above} pixels above (${pi.pages_above.toFixed(1)} pages) - scroll to see more ...`
+				: '[Start of page]'
+
+		const header = `${pageInfoLine}\n\n${elementsLabel}\n\n${scrollHintAbove}`
+
+		// Build footer: scroll position hint
+		const hasContentBelow = pi.pixels_below > 4
+		const footer =
+			hasContentBelow && viewportExpansion !== -1
+				? `... ${pi.pixels_below} pixels below (${pi.pages_below.toFixed(1)} pages) - scroll to see more ...`
+				: '[End of page]'
+
+		return { url, title, header, content, footer }
 	}
 
 	// ======= DOM Tree Operations =======

packages/page-controller/src/dom/dom_tree/index.js

@@ -16,6 +16,7 @@
  * @edit scrollable element detection
  * @edit add `data-browser-use-ignore` attribute
  * @edit improve `sampleRect`, filter out rects with 0 area
+ * @edit exclude aria-hidden elements
  */
 
 export default (
@@ -1446,7 +1447,14 @@ export default (
 		 * @edit add `data-browser-use-ignore` attribute
 		 */
 		if (node.dataset?.browserUseIgnore === 'true') {
-			return true // Skip this node and its children
+			return null // Skip this node and its children
+		}
+
+		/**
+		 * @edit exclude aria-hidden elements
+		 */
+		if (node.getAttribute && node.getAttribute('aria-hidden') === 'true') {
+			return null // Skip this node and its children
 		}
 
 		// Special handling for root node (body)

packages/ui/package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@page-agent/ui",
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"main": "./dist/lib/page-agent-ui.js",
 	"module": "./dist/lib/page-agent-ui.js",

packages/ui/src/Panel.ts

@@ -1,6 +1,6 @@
 import { type Step, UIState } from './UIState'
 import { I18n, type SupportedLanguage } from './i18n'
-import { truncate } from './utils'
+import { escapeHtml, truncate } from './utils'
 
 import styles from './Panel.module.css'
 
@@ -590,10 +590,7 @@ export class Panel {
 
 	#updateHistory(): void {
 		const steps = this.#state.getAllSteps()
-
 		this.#historySection.innerHTML = steps.map((step) => this.#createHistoryItem(step)).join('')
-
-		// Scroll to bottom to show latest records
 		this.#scrollToBottom()
 	}
 
@@ -660,7 +657,7 @@ export class Panel {
 			<div class="${styles.historyItem} ${typeClass}">
 				<div class="${styles.historyContent}">
 					<span class="${styles.statusIcon}">${statusIcon}</span>
-					<span>${step.displayText}</span>
+					<span>${escapeHtml(step.displayText)}</span>
 				</div>
 				<div class="${styles.historyMeta}">
 					${stepLabel}

packages/ui/src/utils.ts

@@ -4,3 +4,15 @@ export function truncate(text: string, maxLength: number): string {
 	}
 	return text
 }
+
+/**
+ * Escape HTML special characters to prevent XSS and rendering issues
+ */
+export function escapeHtml(text: string): string {
+	return text
+		.replace(/&/g, '&')
+		.replace(/</g, '&lt;')
+		.replace(/>/g, '&gt;')
+		.replace(/"/g, '&quot;')
+		.replace(/'/g, '&#039;')
+}

packages/website/package.json

@@ -1,10 +1,10 @@
 {
 	"name": "@page-agent/website",
 	"private": true,
-	"version": "0.0.22",
+	"version": "0.2.0",
 	"type": "module",
 	"scripts": {
-		"dev": "vite",
+		"dev": "vite --host 0.0.0.0",
 		"build:website": "vite build",
 		"preview": "vite preview",
 		"typecheck": "tsc --noEmit"

packages/website/src/components/Header.tsx

@@ -41,6 +41,7 @@ export default function Header() {
 									className="hidden sm:block text-xs text-gray-600 dark:text-gray-300 py-0 font-normal overflow-visible"
 									duration={600}
 									animateOnHover={true}
+									aria-hidden="true"
 								>
 									{t('header.slogan')}
 								</HyperText>
@@ -84,6 +85,9 @@ export default function Header() {
 							role="navigation"
 							aria-label={t('header.nav_docs')}
 						>
+							<span className="text-xs font-mono text-gray-400 dark:text-gray-500 tabular-nums before:content-['v']">
+								{import.meta.env.VERSION}
+							</span>
 							<Link
 								href="/docs/introduction/overview"
 								className="flex items-center gap-1.5 text-gray-600 dark:text-gray-300 hover:text-blue-600 dark:hover:text-blue-400 transition-colors duration-200"

packages/website/src/constants.ts

@@ -1,3 +1,15 @@
-export const CDN_URL = 'https://cdn.jsdelivr.net/npm/page-agent@latest/dist/umd/page-agent.js'
+// Demo build (auto-init with demo LLM, for quick testing)
-export const CDN_CN_URL =
+export const CDN_DEMO_URL = 'https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.demo.js'
-	'https://registry.npmmirror.com/page-agent/latest/files/dist/umd/page-agent.js'
+export const CDN_DEMO_CN_URL =
+	'https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.demo.js'
+
+// Full build (exports PageAgent class, usage identical to npm)
+export const CDN_FULL_URL = 'https://cdn.jsdelivr.net/npm/@page-agent/cdn/dist/page-agent.js'
+export const CDN_FULL_CN_URL =
+	'https://registry.npmmirror.com/@page-agent/cdn/latest/files/dist/page-agent.js'
+
+// Demo LLM for website testing
+export const DEMO_MODEL = 'PAGE-AGENT-FREE-TESTING-RANDOM'
+export const DEMO_BASE_URL =
+	'https://hwcxiuzfylggtcktqgij.supabase.co/functions/v1/llm-testing-proxy'
+export const DEMO_API_KEY = 'PAGE-AGENT-FREE-TESTING-RANDOM'

packages/website/src/env.d.ts

@@ -1,5 +1,9 @@
 /// <reference types="vite/client" />
 
+interface ImportMetaEnv {
+	readonly VERSION: string
+}
+
 declare module '*.module.css' {
 	const classes: Record<string, string>
 	export default classes

packages/website/src/pages/Home.tsx

@@ -12,10 +12,16 @@ import { Highlighter } from '../components/ui/highlighter'
 import { NeonGradientCard } from '../components/ui/neon-gradient-card'
 import { Particles } from '../components/ui/particles'
 import { SparklesText } from '../components/ui/sparkles-text'
-import { CDN_CN_URL, CDN_URL } from '../constants'
+import {
+	CDN_DEMO_CN_URL,
+	CDN_DEMO_URL,
+	DEMO_API_KEY,
+	DEMO_BASE_URL,
+	DEMO_MODEL,
+} from '../constants'
 
 function getInjection(useCN?: boolean) {
-	const cdn = useCN ? CDN_CN_URL : CDN_URL
+	const cdn = useCN ? CDN_DEMO_CN_URL : CDN_DEMO_URL
 
 	const injection = encodeURI(
 		`javascript:(function(){var s=document.createElement('script');s.src=\`${cdn}?t=\${Math.random()}\`;s.setAttribute('crossorigin', true);s.type="text/javascript";s.onload=()=>console.log('PageAgent script loaded!');document.body.appendChild(s);})();`
@@ -73,13 +79,18 @@ export default function HomePage() {
 					},
 				},
 
-				// experimentalScriptExecutionTool: true,
+				model:
-
+					import.meta.env.DEV && import.meta.env.LLM_MODEL_NAME
-				// testing server
+						? import.meta.env.LLM_MODEL_NAME
-				// @note: rate limit. prompt limit.
+						: DEMO_MODEL,
-				// model: DEMO_MODEL,
+				baseURL:
-				// baseURL: DEMO_BASE_URL,
+					import.meta.env.DEV && import.meta.env.LLM_BASE_URL
-				// apiKey: DEMO_API_KEY,
+						? import.meta.env.LLM_BASE_URL
+						: DEMO_BASE_URL,
+				apiKey:
+					import.meta.env.DEV && import.meta.env.LLM_API_KEY
+						? import.meta.env.LLM_API_KEY
+						: DEMO_API_KEY,
 			})
 			win.pageAgent = pageAgent
 		}
@@ -95,7 +106,10 @@ export default function HomePage() {
 
 			{/* Hero Section */}
 			<main id="main-content">
-				<section className="relative px-6 py-22 lg:py-28" aria-labelledby="hero-heading">
+				<section
+					className="relative px-6 py-22 lg:py-28 overflow-hidden"
+					aria-labelledby="hero-heading"
+				>
 					<div className="max-w-7xl mx-auto text-center">
 						{/* Background Pattern + Particles */}
 						<div className="absolute inset-0 opacity-30" aria-hidden="true">

packages/website/src/pages/docs/Layout.tsx

@@ -43,7 +43,7 @@ export default function DocsLayout({ children }: DocsLayoutProps) {
 			items: [
 				{ title: t('nav.configuration'), path: '/docs/integration/configuration' },
 				{ title: t('nav.third_party_agent'), path: '/docs/integration/third-party-agent' },
-				{ title: '🚧 ' + t('nav.cdn_setup'), path: '/docs/integration/cdn-setup' },
+				{ title: t('nav.cdn_setup'), path: '/docs/integration/cdn-setup' },
 				{
 					title: '🚧 ' + t('nav.security_permissions'),
 					path: '/docs/integration/security-permissions',

packages/website/src/pages/docs/integration/cdn-setup/page.tsx

@@ -1,81 +1,124 @@
 import { useTranslation } from 'react-i18next'
 
-import BetaNotice from '@/components/BetaNotice'
 import CodeEditor from '@/components/CodeEditor'
-import { CDN_CN_URL, CDN_URL } from '@/constants'
+import { CDN_DEMO_CN_URL, CDN_DEMO_URL, CDN_FULL_CN_URL, CDN_FULL_URL } from '@/constants'
 
 export default function CdnSetup() {
 	const { i18n } = useTranslation()
 	const isZh = i18n.language === 'zh-CN'
 
 	return (
-		<div>
+		<div className="space-y-10">
-			<BetaNotice />
+			<header>
+				<h1 className="text-4xl font-bold mb-4">{isZh ? 'CDN 引入' : 'CDN Setup'}</h1>
+				<p className="text-lg text-gray-600 dark:text-gray-300 leading-relaxed">
+					{isZh
+						? 'CDN 提供两种构建版本：Demo 版用于快速体验，标准版用法与 NPM 一致。'
+						: 'CDN provides two builds: Demo for quick testing, standard build with usage identical to NPM.'}
+				</p>
+			</header>
 
-			<h1 className="text-4xl font-bold mb-6">{isZh ? 'CDN 引入' : 'CDN Setup'}</h1>
+			{/* Demo Build Section */}
+			<section>
+				<h2 className="text-2xl font-bold mb-3">{isZh ? '🚀 快速体验' : '🚀 Quick Try'}</h2>
 
-			<p className="text-xl text-gray-600 dark:text-gray-300 mb-8 leading-relaxed">
+				<p className="text-gray-600 dark:text-gray-300 mb-3">
-				{isZh
+					{isZh
-					? '通过 CDN 快速集成 page-agent，无需复杂的构建配置。默认使用演示模型。'
+						? '自动初始化并使用内置 Demo LLM，无需任何配置：'
-					: 'Fastest way to integrate page-agent via CDN. No complex build setup needed. Demo model will be used by default.'}
+						: 'Auto-initializes with built-in demo LLM, no configuration needed:'}
-			</p>
+				</p>
-
-			<section className="mb-8">
-				<h2 className="text-2xl font-bold mb-4">{isZh ? 'CDN 地址' : 'CDN URLs'}</h2>
-
-				<div className="overflow-x-auto mb-6">
-					<table className="w-full border-collapse text-sm">
-						<thead>
-							<tr className="border-b border-gray-200 dark:border-gray-700">
-								<th className="text-left py-3 px-4 font-semibold">{isZh ? '位置' : 'Location'}</th>
-								<th className="text-left py-3 px-4 font-semibold">URL</th>
-							</tr>
-						</thead>
-						<tbody>
-							<tr className="border-b border-gray-100 dark:border-gray-800">
-								<td className="py-3 px-4">{isZh ? '全球' : 'Global'}</td>
-								<td className="py-3 px-4 font-mono text-xs break-all">{CDN_URL}</td>
-							</tr>
-							<tr className="border-b border-gray-100 dark:border-gray-800">
-								<td className="py-3 px-4">{isZh ? '中国镜像' : 'China Mirror'}</td>
-								<td className="py-3 px-4 font-mono text-xs break-all">{CDN_CN_URL}</td>
-							</tr>
-						</tbody>
-					</table>
-				</div>
-			</section>
-
-			<section className="mb-8">
-				<h2 className="text-2xl font-bold mb-4">{isZh ? '快速开始' : 'Quick Start'}</h2>
 
 				<CodeEditor
-					className="mb-6"
+					className="mb-3"
-					code={`<script
+					code={`<script src="${CDN_DEMO_URL}" crossorigin="true"></script>`}
-  src="${CDN_URL}"
-  crossorigin="true"
-  type="text/javascript"
-></script>`}
 				/>
+
+				<div className="bg-yellow-50 dark:bg-yellow-900/20 px-4 py-3 rounded-lg mb-4 text-sm">
+					<span className="text-yellow-800 dark:text-yellow-200">
+						⚠️{' '}
+						{isZh
+							? '仅用于技术评估，Demo 模型有速率限制。'
+							: 'For evaluation only. Demo model has rate limits.'}
+					</span>
+				</div>
+
+				<table className="w-full border-collapse text-sm">
+					<thead>
+						<tr className="border-b border-gray-200 dark:border-gray-700">
+							<th className="text-left py-2 px-3 font-semibold w-28">
+								{isZh ? '位置' : 'Location'}
+							</th>
+							<th className="text-left py-2 px-3 font-semibold">URL</th>
+						</tr>
+					</thead>
+					<tbody>
+						<tr className="border-b border-gray-100 dark:border-gray-800">
+							<td className="py-2 px-3">{isZh ? '全球' : 'Global'}</td>
+							<td className="py-2 px-3 font-mono text-xs break-all">{CDN_DEMO_URL}</td>
+						</tr>
+						<tr>
+							<td className="py-2 px-3">{isZh ? '中国' : 'China'}</td>
+							<td className="py-2 px-3 font-mono text-xs break-all">{CDN_DEMO_CN_URL}</td>
+						</tr>
+					</tbody>
+				</table>
 			</section>
 
-			<section className="mb-8">
+			{/* CDN Build Section */}
-				<div className="bg-yellow-50 dark:bg-yellow-900/20 p-4 rounded-lg">
+			<section>
-					<h3 className="text-lg font-semibold mb-2 text-yellow-900 dark:text-yellow-300">
+				<h2 className="text-2xl font-bold mb-3">{isZh ? '📦 标准版' : '📦 Standard Build'}</h2>
-						⚠️ {isZh ? '注意事项' : 'Notes'}
+
-					</h3>
+				<p className="text-gray-600 dark:text-gray-300 mb-3">
-					<ul className="text-gray-600 dark:text-gray-300 space-y-1">
+					{isZh
-						<li>
+						? '将 PageAgent 类暴露到 globalThis，用法与 NPM 一致：'
-							• {isZh ? '生产环境建议使用固定版本号' : 'Use fixed version number in production'}
+						: 'Exposes PageAgent class to globalThis, usage identical to NPM:'}
-						</li>
+				</p>
-						<li>• {isZh ? '确保 HTTPS 环境下使用' : 'Ensure HTTPS environment'}</li>
+
-						<li>
+				<CodeEditor
-							•{' '}
+					className="mb-4"
-							{isZh
+					code={`<script src="${CDN_FULL_URL}" crossorigin="true"></script>
-								? '配置 CSP 策略允许脚本执行'
+<script>
-								: 'Configure CSP policy to allow script execution'}
+const agent = new PageAgent({
-						</li>
+  model: 'deepseek-chat',
-					</ul>
+  baseURL: 'https://api.deepseek.com',
-				</div>
+  apiKey: 'YOUR_API_KEY',
+})
+await agent.execute('Click the submit button')
+</script>`}
+				/>
+
+				<table className="w-full border-collapse text-sm">
+					<thead>
+						<tr className="border-b border-gray-200 dark:border-gray-700">
+							<th className="text-left py-2 px-3 font-semibold w-28">
+								{isZh ? '位置' : 'Location'}
+							</th>
+							<th className="text-left py-2 px-3 font-semibold">URL</th>
+						</tr>
+					</thead>
+					<tbody>
+						<tr className="border-b border-gray-100 dark:border-gray-800">
+							<td className="py-2 px-3">{isZh ? '全球' : 'Global'}</td>
+							<td className="py-2 px-3 font-mono text-xs break-all">{CDN_FULL_URL}</td>
+						</tr>
+						<tr>
+							<td className="py-2 px-3">{isZh ? '中国' : 'China'}</td>
+							<td className="py-2 px-3 font-mono text-xs break-all">{CDN_FULL_CN_URL}</td>
+						</tr>
+					</tbody>
+				</table>
+			</section>
+
+			{/* Tips */}
+			<section className="bg-blue-50 dark:bg-blue-900/20 p-4 rounded-lg">
+				<h3 className="text-base font-semibold mb-2 text-blue-900 dark:text-blue-300">
+					💡 {isZh ? '提示' : 'Tips'}
+				</h3>
+				<ul className="text-gray-600 dark:text-gray-300 text-sm space-y-1">
+					<li>• {isZh ? '生产环境推荐使用 NPM' : 'NPM is recommended for production'}</li>
+					<li>• {isZh ? '生产环境建议锁定版本号' : 'Lock version number in production'}</li>
+					<li>• {isZh ? '确保 HTTPS 环境' : 'Ensure HTTPS environment'}</li>
+				</ul>
 			</section>
 		</div>
 	)

packages/website/src/pages/docs/introduction/quick-start/page.tsx

@@ -2,10 +2,11 @@ import { useTranslation } from 'react-i18next'
 
 import BetaNotice from '@/components/BetaNotice'
 import CodeEditor from '@/components/CodeEditor'
-import { CDN_CN_URL, CDN_URL } from '@/constants'
+import { CDN_DEMO_CN_URL, CDN_DEMO_URL } from '@/constants'
 
 export default function QuickStart() {
-	const { t } = useTranslation('docs')
+	const { t, i18n } = useTranslation('docs')
+	const isZh = i18n.language === 'zh-CN'
 
 	return (
 		<div>
@@ -16,64 +17,62 @@ export default function QuickStart() {
 			<h2 className="text-2xl font-bold mb-3">{t('quick_start.installation')}</h2>
 
 			<div className="space-y-4 mb-6">
+				{/* Demo CDN - One Line */}
 				<div className="p-4 bg-blue-50 dark:bg-blue-900/20 rounded-lg">
 					<h3 className="text-lg font-semibold mb-2 text-blue-900 dark:text-blue-300">
-						{t('quick_start.step1_title')}
+						{isZh ? '🚀 快速体验（Demo CDN）' : '🚀 Quick Try (Demo CDN)'}
 					</h3>
-					<div className="space-y-3">
+					<div className="bg-yellow-50 dark:bg-yellow-900/20 p-2 rounded mb-3 text-sm">
-						<div>
+						<span className="text-yellow-800 dark:text-yellow-200">
-							<p className="text-sm font-medium mb-2">{t('quick_start.step1_cdn')}</p>
+							⚠️ {isZh ? '仅用于技术评估' : 'For evaluation only'}
-							<CodeEditor
+						</span>
-								code={`// CDN: \t${CDN_URL}
-// Mirror: \t${CDN_CN_URL}
-<script src="${CDN_URL}" crossorigin="true" type="text/javascript"></script>`}
-								language="html"
-							/>
-						</div>
-						<div>
-							<p className="text-sm font-medium mb-2">{t('quick_start.step1_npm')}</p>
-							<CodeEditor
-								code={`// npm install page-agent
-import PageAgent from 'page-agent'`}
-								language="bash"
-							/>
-						</div>
 					</div>
+					<CodeEditor
+						code={`// Global: ${CDN_DEMO_URL}
+// China:  ${CDN_DEMO_CN_URL}
+<script src="${isZh ? CDN_DEMO_CN_URL : CDN_DEMO_URL}" crossorigin="true"></script>`}
+						language="html"
+					/>
 				</div>
 
+				{/* NPM - Recommended */}
 				<div className="p-4 bg-green-50 dark:bg-green-900/20 rounded-lg">
 					<h3 className="text-lg font-semibold mb-2 text-green-900 dark:text-green-300">
-						{t('quick_start.step2_title')}
+						{isZh ? '📦 NPM 安装（推荐）' : '📦 NPM Install (Recommended)'}
 					</h3>
 					<CodeEditor
-						code={`// 仅供测试使用，生产环境需要配置 LLM 接入点，本工具不提供 LLM 服务
+						code={`npm install page-agent
-// 测试接口
-// @note: 限流，限制 prompt 内容，限制来源，随时变更，请替换成你自己的
-// @note: 使用 DeepSeek-chat(3.2) 官方版本，使用协议和隐私策略见 DeepSeek 网站
-const DEMO_MODEL = 'PAGE-AGENT-FREE-TESTING-RANDOM'
-const DEMO_BASE_URL = 'https://hwcxiuzfylggtcktqgij.supabase.co/functions/v1/llm-testing-proxy'
-const DEMO_API_KEY = 'PAGE-AGENT-FREE-TESTING-RANDOM'
 
-const agent = new PageAgent({
+import { PageAgent } from 'page-agent'`}
-  model: DEMO_MODEL,
+						language="bash"
-  baseURL: DEMO_BASE_URL,
-  apiKey: DEMO_API_KEY,
-  language: 'zh-CN'
-})`}
-						language="javascript"
 					/>
 				</div>
 
 				<div className="p-4 bg-purple-50 dark:bg-purple-900/20 rounded-lg">
 					<h3 className="text-lg font-semibold mb-2 text-purple-900 dark:text-purple-300">
+						{t('quick_start.step2_title')}
+					</h3>
+					<CodeEditor
+						code={`const agent = new PageAgent({
+  model: 'deepseek-chat',
+  baseURL: 'https://api.deepseek.com',
+  apiKey: 'YOUR_API_KEY',
+  language: '${isZh ? 'zh-CN' : 'en-US'}'
+})`}
+						language="javascript"
+					/>
+				</div>
+
+				<div className="p-4 bg-orange-50 dark:bg-orange-900/20 rounded-lg">
+					<h3 className="text-lg font-semibold mb-2 text-orange-900 dark:text-orange-300">
 						{t('quick_start.step3_title')}
 					</h3>
 					<CodeEditor
-						code={`// 程序化执行自然语言指令
+						code={`// ${isZh ? '程序化执行自然语言指令' : 'Execute natural language instructions programmatically'}
-await pageAgent.execute('点击提交按钮，然后填写用户名为张三');
+await agent.execute('${isZh ? '点击提交按钮，然后填写用户名为张三' : 'Click submit button, then fill username as John'}');
 
-// 或者显示对话框让用户输入指令
+// ${isZh ? '或者显示对话框让用户输入指令' : 'Or show panel for user to input instructions'}
-pageAgent.panel.show()
+agent.panel.show()
 `}
 						language="javascript"
 					/>

packages/website/vite.config.js

@@ -1,12 +1,16 @@
 import tailwindcss from '@tailwindcss/vite'
 import react from '@vitejs/plugin-react-swc'
 import { config as dotenvConfig } from 'dotenv'
+import { readFileSync } from 'node:fs'
 import process from 'node:process'
 import { dirname, resolve } from 'path'
 import { fileURLToPath } from 'url'
 import { defineConfig } from 'vite'
 
 const __dirname = dirname(fileURLToPath(import.meta.url))
+const pageAgentPkg = JSON.parse(
+	readFileSync(resolve(__dirname, '../page-agent/package.json'), 'utf-8')
+)
 
 // Load .env from repo root
 dotenvConfig({ path: resolve(__dirname, '../../.env') })
@@ -32,5 +36,6 @@ export default defineConfig({
 		'import.meta.env.LLM_MODEL_NAME': JSON.stringify(process.env.LLM_MODEL_NAME),
 		'import.meta.env.LLM_API_KEY': JSON.stringify(process.env.LLM_API_KEY),
 		'import.meta.env.LLM_BASE_URL': JSON.stringify(process.env.LLM_BASE_URL),
+		'import.meta.env.VERSION': JSON.stringify(pageAgentPkg.version),
 	},
 })