feat: implement @page-agent/llms

packages/page-agent/src/PageAgent.ts

@@ -2,6 +2,13 @@
  * Copyright (C) 2025 Alibaba Group Holding Limited
  * All rights reserved.
  */
+import {
+	type AgentBrain,
+	LLM,
+	type MacroToolInput,
+	type MacroToolResult,
+	type Tool,
+} from '@page-agent/llms'
 import { PageController } from '@page-agent/page-controller'
 import { Panel, SimulatorMask } from '@page-agent/ui'
 import chalk from 'chalk'
@@ -9,7 +16,6 @@ import zod from 'zod'
 
 import type { PageAgentConfig } from './config'
 import { MAX_STEPS } from './config/constants'
-import { LLM, type Tool } from './llms'
 import SYSTEM_PROMPT from './prompts/system_prompt.md?raw'
 import { tools } from './tools'
 import { trimLines, uid, waitUntil } from './utils'
@@ -17,31 +23,7 @@ import { assert } from './utils/assert'
 
 export type { PageAgentConfig }
 export { tool, type PageAgentTool } from './tools'
-
-export interface AgentBrain {
-	// thinking?: string
-	evaluation_previous_goal: string
-	memory: string
-	next_goal: string
-}
-
-/**
- * MacroTool input structure
- */
-export interface MacroToolInput {
-	evaluation_previous_goal?: string
-	memory?: string
-	next_goal?: string
-	action: Record<string, any>
-}
-
-/**
- * MacroTool output structure
- */
-export interface MacroToolResult {
-	input: MacroToolInput
-	output: string
-}
+export type { AgentBrain, MacroToolInput, MacroToolResult }
 
 export interface AgentHistory {
 	brain: AgentBrain

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

@@ -1,22 +1,2 @@
-// Dev environment: use .env config if available, otherwise fallback to testing api
-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
+// Agent-specific constants (LLM constants moved to @page-agent/llms)
 export const MAX_STEPS = 20
-export const DEFAULT_TEMPERATURE = 0.7 // higher randomness helps auto-recovery
-export const DEFAULT_MAX_TOKENS = 4096

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

@@ -1,25 +1,11 @@
+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 { PageAgentTool } from '../tools'
-import {
-	DEFAULT_API_KEY,
-	DEFAULT_BASE_URL,
-	DEFAULT_MAX_TOKENS,
-	DEFAULT_MODEL_NAME,
-	DEFAULT_TEMPERATURE,
-	LLM_MAX_RETRIES,
-} from './constants'
 
-export interface LLMConfig {
-	baseURL?: string
-	apiKey?: string
-	model?: string
-	temperature?: number
-	maxTokens?: number
-	maxRetries?: number
-}
+export type { LLMConfig }
 
 export interface AgentConfig {
 	// theme?: 'light' | 'dark'
@@ -96,14 +82,3 @@ export interface AgentConfig {
 }
 
 export type PageAgentConfig = LLMConfig & AgentConfig & PageControllerConfig
-
-export function parseLLMConfig(config: LLMConfig): Required<LLMConfig> {
-	return {
-		baseURL: config.baseURL ?? DEFAULT_BASE_URL,
-		apiKey: config.apiKey ?? DEFAULT_API_KEY,
-		model: config.model ?? DEFAULT_MODEL_NAME,
-		temperature: config.temperature ?? DEFAULT_TEMPERATURE,
-		maxTokens: config.maxTokens ?? DEFAULT_MAX_TOKENS,
-		maxRetries: config.maxRetries ?? LLM_MAX_RETRIES,
-	}
-}

packages/page-agent/vite.umd.config.js

@@ -19,6 +19,7 @@ export default defineConfig({
 	resolve: {
 		alias: {
 			'@page-agent/page-controller': resolve(__dirname, '../page-controller/src/PageController.ts'),
+			'@page-agent/llms': resolve(__dirname, '../llms/src/index.ts'),
 			'@page-agent/ui': resolve(__dirname, '../ui/src/index.ts'),
 		},
 	},