diff --git a/README.md b/README.md
index e6e6d1e..e03766c 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,24 @@
 # Conversion Web App Template
 This is a [Next.js](https://nextjs.org/) project bootstrapped with [`create-next-app`](https://github.com/vercel/next.js/tree/canary/packages/create-next-app).
 
-## Set App Info
-Set app info in `config/index.ts`. Includes:
+## Config App
+Config app in `config/index.ts`.Please config:
 - APP_ID
 - API_KEY
-- APP_INFO
+
+More config:
+```js
+export const APP_INFO: AppInfo = {
+  "title": 'Chat APP',
+  "description": '',
+  "copyright": '',
+  "privacy_policy": '',
+  "default_language": 'zh-Hans'
+}
+
+export const isShowPrompt = true
+export const promptTemplate = ''
+```
 
 ## Getting Started
 First, install dependencies:
diff --git a/app/components/index.tsx b/app/components/index.tsx
index d039503..3376f7f 100644
--- a/app/components/index.tsx
+++ b/app/components/index.tsx
@@ -9,26 +9,18 @@ import Toast from '@/app/components/base/toast'
 import Sidebar from '@/app/components/sidebar'
 import ConfigSence from '@/app/components/config-scence'
 import Header from '@/app/components/header'
-import { fetchAppInfo, fetchAppParams, fetchChatList, fetchConversations, sendChatMessage, updateFeedback } from '@/service'
-import type { ConversationItem, Feedbacktype, IChatItem, PromptConfig, SiteInfo } from '@/types/app'
+import { fetchAppParams, fetchChatList, fetchConversations, sendChatMessage, updateFeedback } from '@/service'
+import type { ConversationItem, Feedbacktype, IChatItem, PromptConfig, AppInfo } from '@/types/app'
 import Chat from '@/app/components/chat'
 import { setLocaleOnClient } from '@/i18n/client'
 import useBreakpoints, { MediaType } from '@/hooks/use-breakpoints'
 import Loading from '@/app/components/base/loading'
 import { replaceVarWithValues } from '@/utils/prompt'
 import AppUnavailable from '@/app/components/app-unavailable'
-import { APP_ID, API_KEY } from '@/config'
+import { APP_ID, API_KEY, APP_INFO, isShowPrompt, promptTemplate } from '@/config'
 
-export type IMainProps = {
-  params: {
-    locale: string
-    appId: string
-    conversationId: string
-    token: string
-  }
-}
 
-const Main: FC<IMainProps> = () => {
+const Main: FC = () => {
   const { t } = useTranslation()
   const media = useBreakpoints()
   const isMobile = media === MediaType.mobile
@@ -39,23 +31,16 @@ const Main: FC<IMainProps> = () => {
   */
   const [appUnavailable, setAppUnavailable] = useState<boolean>(false)
   const [isUnknwonReason, setIsUnknwonReason] = useState<boolean>(false)
-  const [appId, setAppId] = useState<string>('')
-  const [isPublicVersion, setIsPublicVersion] = useState<boolean>(true)
-  const [siteInfo, setSiteInfo] = useState<SiteInfo | null>()
   const [promptConfig, setPromptConfig] = useState<PromptConfig | null>(null)
   const [inited, setInited] = useState<boolean>(false)
-  const [plan, setPlan] = useState<string>('basic') // basic/plus/pro
   // in mobile, show sidebar by click button
   const [isShowSidebar, { setTrue: showSidebar, setFalse: hideSidebar }] = useBoolean(false)
 
   useEffect(() => {
-    if (siteInfo?.title) {
-      if (plan !== 'basic')
-        document.title = `${siteInfo.title}`
-      else
-        document.title = `${siteInfo.title} - Powered by LangGenius`
+    if (APP_INFO?.title) {
+      document.title = `${APP_INFO.title} - Powered by LangGenius`
     }
-  }, [siteInfo?.title, plan])
+  }, [APP_INFO?.title])
 
   /*
   * conversation info
@@ -97,11 +82,6 @@ const Main: FC<IMainProps> = () => {
   const handleConversationSwitch = () => {
     if (!inited)
       return
-    if (!appId) {
-      // wait for appId
-      setTimeout(handleConversationSwitch, 100)
-      return
-    }
 
     // update inputs of current conversation
     let notSyncToStateIntroduction = ''
@@ -160,7 +140,7 @@ const Main: FC<IMainProps> = () => {
       setConversationIdChangeBecauseOfNew(false)
     }
     // trigger handleConversationSwitch
-    setCurrConversationId(id, appId)
+    setCurrConversationId(id, APP_ID)
     hideSidebar()
   }
 
@@ -203,7 +183,7 @@ const Main: FC<IMainProps> = () => {
       content: caculatedIntroduction,
       isAnswer: true,
       feedbackDisabled: true,
-      isOpeningStatement: isPublicVersion,
+      isOpeningStatement: isShowPrompt,
     }
     if (caculatedIntroduction)
       return [openstatement]
@@ -219,37 +199,30 @@ const Main: FC<IMainProps> = () => {
     }
     (async () => {
       try {
-        const [appData, conversationData, appParams] = await Promise.all([fetchAppInfo(), fetchConversations(), fetchAppParams()])
-        const { app_id: appId, site: siteInfo, prompt_config, plan }: any = appData
-        setAppId(appId)
-        setPlan(plan)
-        const tempIsPublicVersion = !!prompt_config
-        setIsPublicVersion(tempIsPublicVersion)
-        const prompt_template = tempIsPublicVersion ? prompt_config.prompt_template : ''
+        const [conversationData, appParams] = await Promise.all([fetchConversations(), fetchAppParams()])
 
         // handle current conversation id
         const { data: conversations } = conversationData as { data: ConversationItem[] }
-        const _conversationId = getConversationIdFromStorage(appId)
+        const _conversationId = getConversationIdFromStorage(APP_ID)
         const isNotNewConversation = conversations.some(item => item.id === _conversationId)
 
         // fetch new conversation info
         const { variables: prompt_variables, introduction }: any = appParams
 
-        setLocaleOnClient(siteInfo.default_language, true)
+        setLocaleOnClient(APP_INFO.default_language, true)
         setNewConversationInfo({
           name: t('app.chat.newChatDefaultName'),
           introduction,
         })
-        setSiteInfo(siteInfo as SiteInfo)
         setPromptConfig({
-          prompt_template,
+          prompt_template: promptTemplate,
           prompt_variables,
         } as PromptConfig)
 
         setConversationList(conversations as ConversationItem[])
 
         if (isNotNewConversation)
-          setCurrConversationId(_conversationId, appId, false)
+          setCurrConversationId(_conversationId, APP_ID, false)
 
         setInited(true)
       }
@@ -355,7 +328,7 @@ const Main: FC<IMainProps> = () => {
         setConversationIdChangeBecauseOfNew(false)
         resetNewConversationInputs()
         setChatNotStarted()
-        setCurrConversationId(tempNewConversationId, appId, true)
+        setCurrConversationId(tempNewConversationId, APP_ID, true)
       },
       onError() {
         setResponsingFalse()
@@ -383,28 +356,28 @@ const Main: FC<IMainProps> = () => {
   }
 
   const renderSidebar = () => {
-    if (!appId || !siteInfo || !promptConfig)
+    if (!APP_ID || !APP_INFO || !promptConfig)
       return null
     return (
       <Sidebar
         list={conversationList}
         onCurrentIdChange={handleConversationIdChange}
         currentId={currConversationId}
-        copyRight={siteInfo.copyright || siteInfo.title}
+        copyRight={APP_INFO.copyright || APP_INFO.title}
       />
     )
   }
 
   if (appUnavailable)
-    return <AppUnavailable isUnknwonReason={isUnknwonReason} errMessage={!hasSetAppConfig && 'Please set APP_ID and API_KEY in config/index.tsx'} />
+    return <AppUnavailable isUnknwonReason={isUnknwonReason} errMessage={!hasSetAppConfig ? 'Please set APP_ID and API_KEY in config/index.tsx' : ''} />
 
-  if (!appId || !siteInfo || !promptConfig)
+  if (!APP_ID || !APP_INFO || !promptConfig)
     return <Loading type='app' />
 
   return (
     <div className='bg-gray-100'>
       <Header
-        title={siteInfo.title}
+        title={APP_INFO.title}
         isMobile={isMobile}
         onShowSideBar={showSidebar}
         onCreateNewChat={() => handleConversationIdChange('-1')}
@@ -427,14 +400,13 @@ const Main: FC<IMainProps> = () => {
           <ConfigSence
             conversationName={conversationName}
             hasSetInputs={hasSetInputs}
-            isPublicVersion={isPublicVersion}
-            siteInfo={siteInfo}
+            isPublicVersion={isShowPrompt}
+            siteInfo={APP_INFO}
             promptConfig={promptConfig}
             onStartChat={handleStartChat}
             canEidtInpus={canEditInpus}
             savedInputs={currInputs as Record<string, any>}
             onInputsChange={setCurrInputs}
-            plan={plan}
           ></ConfigSence>
 
           {
diff --git a/app/components/welcome/index.tsx b/app/components/welcome/index.tsx
index d418a4d..3fa510b 100644
--- a/app/components/welcome/index.tsx
+++ b/app/components/welcome/index.tsx
@@ -4,8 +4,8 @@ import React, { useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import TemplateVarPanel, { PanelTitle, VarOpBtnGroup } from '../value-panel'
 import s from './style.module.css'
-import { AppInfo, ChatBtn, EditBtn, FootLogo, PromptTemplate } from './massive-component'
-import type { PromptConfig, SiteInfo } from '@/types/app'
+import { AppInfoComp, ChatBtn, EditBtn, FootLogo, PromptTemplate } from './massive-component'
+import type { PromptConfig, AppInfo } from '@/types/app'
 import Toast from '@/app/components/base/toast'
 import Select from '@/app/components/base/select'
 import { DEFAULT_VALUE_MAX_LEN } from '@/config'
@@ -17,13 +17,12 @@ export type IWelcomeProps = {
   conversationName: string
   hasSetInputs: boolean
   isPublicVersion: boolean
-  siteInfo: SiteInfo
+  siteInfo: AppInfo
   promptConfig: PromptConfig
   onStartChat: (inputs: Record<string, any>) => void
   canEidtInpus: boolean
   savedInputs: Record<string, any>
   onInputsChange: (inputs: Record<string, any>) => void
-  plan: string
 }
 
 const Welcome: FC<IWelcomeProps> = ({
@@ -31,7 +30,6 @@ const Welcome: FC<IWelcomeProps> = ({
   hasSetInputs,
   isPublicVersion,
   siteInfo,
-  plan,
   promptConfig,
   onStartChat,
   canEidtInpus,
@@ -144,7 +142,7 @@ const Welcome: FC<IWelcomeProps> = ({
     if (isPublicVersion) {
       return (
         <div>
-          <AppInfo siteInfo={siteInfo} />
+          <AppInfoComp siteInfo={siteInfo} />
           <TemplateVarPanel
             isFold={false}
             header={
@@ -167,7 +165,7 @@ const Welcome: FC<IWelcomeProps> = ({
       <TemplateVarPanel
         isFold={false}
         header={
-          <AppInfo siteInfo={siteInfo} />
+          <AppInfoComp siteInfo={siteInfo} />
         }
       >
         <ChatBtn onClick={handleChat} />
@@ -180,7 +178,7 @@ const Welcome: FC<IWelcomeProps> = ({
       <TemplateVarPanel
         isFold={false}
         header={
-          <AppInfo siteInfo={siteInfo} />
+          <AppInfoComp siteInfo={siteInfo} />
         }
       >
         {renderInputs()}
@@ -325,10 +323,10 @@ const Welcome: FC<IWelcomeProps> = ({
               </div>
               : <div>
               </div>}
-            {plan === 'basic' && <a className='flex items-center pr-3 space-x-3' href="https://langgenius.ai/" target="_blank">
+            <a className='flex items-center pr-3 space-x-3' href="https://langgenius.ai/" target="_blank">
               <span className='uppercase'>{t('app.chat.powerBy')}</span>
               <FootLogo />
-            </a>}
+            </a>
           </div>
         )}
       </div>
diff --git a/app/components/welcome/massive-component.tsx b/app/components/welcome/massive-component.tsx
index c91db03..244b094 100644
--- a/app/components/welcome/massive-component.tsx
+++ b/app/components/welcome/massive-component.tsx
@@ -7,10 +7,10 @@ import {
   PencilIcon,
 } from '@heroicons/react/24/solid'
 import s from './style.module.css'
-import type { SiteInfo } from '@/types/app'
+import type { AppInfo } from '@/types/app'
 import Button from '@/app/components/base/button'
 
-export const AppInfo: FC<{ siteInfo: SiteInfo }> = ({ siteInfo }) => {
+export const AppInfoComp: FC<{ siteInfo: AppInfo }> = ({ siteInfo }) => {
   const { t } = useTranslation()
   return (
     <div>
diff --git a/config/index.ts b/config/index.ts
index bb84d71..0f5d368 100644
--- a/config/index.ts
+++ b/config/index.ts
@@ -1,22 +1,17 @@
+import { AppInfo } from "@/types/app"
 export const APP_ID = ''
 export const API_KEY = ''
-export const APP_INFO = {
-  "app_id": APP_ID,
-  "site": {
-    "title": "Chat APP",
-    "description": null,
-    "copyright": null,
-    "privacy_policy": null,
-    "default_language": "zh-Hans",
-    "prompt_public": true
-  },
-  "prompt_config": {
-    "introduction": "Chat APP",
-    "prompt_template": "{{a}}", "prompt_variables": [{ "key": "a", "name": "a", "type": "string", "max_length": 48 }], "completion_params": { "max_token": 256, "temperature": 1, "top_p": 1, "presence_penalty": 0, "frequency_penalty": 0 }
-  }
+
+export const APP_INFO: AppInfo = {
+  "title": 'Chat APP',
+  "description": '',
+  "copyright": '',
+  "privacy_policy": '',
+  "default_language": 'zh-Hans'
 }
 
-
+export const isShowPrompt = false
+export const promptTemplate = 'I want you to act as a javascript console.'
 
 export const API_PREFIX = '/api';
 
diff --git a/types/app.ts b/types/app.ts
index 41513bc..5ed1a5f 100644
--- a/types/app.ts
+++ b/types/app.ts
@@ -66,7 +66,7 @@ export type ConversationItem = {
   introduction: string,
 }
 
-export type SiteInfo = {
+export type AppInfo = {
   title: string
   description: string
   default_language: Locale