diff --git a/backend/apps/system/crud/assistant.py b/backend/apps/system/crud/assistant.py
index 74d08d61..7c33cd33 100644
--- a/backend/apps/system/crud/assistant.py
+++ b/backend/apps/system/crud/assistant.py
@@ -35,9 +35,10 @@ def get_assistant_ds(llm_service) -> list[dict]:
             config: dict[any] = json.loads(configuration)
             oid: str = config['oid']
             stmt = select(CoreDatasource.id, CoreDatasource.name, CoreDatasource.description).where(CoreDatasource.oid == oid)
-            private_list:list[int] = config.get('private_list') or None
-            if private_list:
-                stmt.where(~CoreDatasource.id.in_(private_list))
+            if not assistant.online:
+                private_list:list[int] = config.get('private_list') or None
+                if private_list:
+                    stmt = stmt.where(~CoreDatasource.id.in_(private_list))
         db_ds_list = session.exec(stmt)
         
         result_list = [
diff --git a/backend/common/core/deps.py b/backend/common/core/deps.py
index afc2dc36..0dcef442 100644
--- a/backend/common/core/deps.py
+++ b/backend/common/core/deps.py
@@ -25,6 +25,9 @@ async def get_current_assistant(request: Request) -> AssistantHeader | None:
     if request.headers.get("X-SQLBOT-ASSISTANT-CERTIFICATE"):
         entry_certificate = request.headers['X-SQLBOT-ASSISTANT-CERTIFICATE']
         base_assistant.certificate = unquote(base64.b64decode(entry_certificate).decode('utf-8'))
+    if request.headers.get("X-SQLBOT-ASSISTANT-ONLINE"):
+        entry_online = request.headers['X-SQLBOT-ASSISTANT-ONLINE']
+        base_assistant.online = str(entry_online).lower() == 'true' if entry_online else False
     return base_assistant
 
 CurrentAssistant = Annotated[AssistantHeader, Depends(get_current_assistant)]
diff --git a/frontend/public/assistant.js b/frontend/public/assistant.js
index 96c0cd21..043fd455 100644
--- a/frontend/public/assistant.js
+++ b/frontend/public/assistant.js
@@ -1,4 +1,5 @@
 ;(function () {
+  window.sqlbot_assistant_handler = window.sqlbot_assistant_handler || {}
   const defaultData = {
     id: '1',
     show_guide: false,
@@ -67,7 +68,7 @@
   const getChatContainerHtml = (data) => {
     return `
 <div id="sqlbot-assistant-chat-container">
-  <iframe id="sqlbot-assistant-chat-iframe-${data.id}" allow="microphone" src="${data.domain_url}/#/assistant?id=${data.id}"></iframe>
+  <iframe id="sqlbot-assistant-chat-iframe-${data.id}" allow="microphone" src="${data.domain_url}/#/assistant?id=${data.id}&online=${!!data.online}"></iframe>
   <div class="sqlbot-assistant-operate">
   <div class="sqlbot-assistant-closeviewport sqlbot-assistant-viewportnone">
     <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 20 20" fill="none">
@@ -440,6 +441,7 @@
   }
   function loadScript(src, id) {
     const domain_url = getDomain(src)
+    const online = getParam(src, 'online')
     let url = `${domain_url}/api/v1/system/assistant/info/${id}`
     if (domain_url.includes('5173')) {
       url = url.replace('5173', '8000')
@@ -455,6 +457,7 @@
           Object.assign(tempData, config)
           tempData = Object.assign(tempData, config)
         }
+        tempData['online'] = online && online.toString().toLowerCase() == 'true'
         initsqlbot_assistant(tempData)
         if (data.type == 1) {
           registerMessageEvent(id, tempData)
@@ -471,13 +474,90 @@
     const src_list = scriptsArray.map((script) => script.src)
     src_list.forEach((src) => {
       const id = getParam(src, 'id')
+      window.sqlbot_assistant_handler[id] = window.sqlbot_assistant_handler[id] || {}
+      window.sqlbot_assistant_handler[id]['id'] = id
       const propName = script_id_prefix + id + '-state'
       if (window[propName]) {
         return true
       }
       window[propName] = true
       loadScript(src, id)
+      expposeGlobalMethods(id)
     })
   }
-  window.addEventListener('load', init)
+  function updateOnlineParam(target_url, newValue) {
+    try {
+      const url = new URL(target_url)
+      const [hashPath, hashQuery] = url.hash.split('?')
+      let searchParams
+      if (hashQuery) {
+        searchParams = new URLSearchParams(hashQuery)
+      } else {
+        searchParams = url.searchParams
+      }
+      searchParams.set('online', newValue)
+      if (hashQuery) {
+        url.hash = `${hashPath}?${searchParams.toString()}`
+      } else {
+        url.search = searchParams.toString()
+      }
+      return url.toString()
+    } catch (e) {
+      console.error('Invalid URL:', target_url)
+      return target_url
+    }
+  }
+  function expposeGlobalMethods(id) {
+    window.sqlbot_assistant_handler[id]['setOnline'] = (online) => {
+      if (online != null && typeof online != 'boolean') {
+        throw new Error('The parameter can only be of type boolean')
+      }
+      const iframe = document.getElementById(`sqlbot-assistant-chat-iframe-${id}`)
+      if (iframe) {
+        const url = iframe.src
+        const eventName = 'sqlbot_assistant_event'
+        const params = {
+          busi: 'setOnline',
+          online,
+          eventName,
+          messageId: id,
+        }
+        const contentWindow = iframe.contentWindow
+        contentWindow.postMessage(params, url)
+      }
+    }
+    window.sqlbot_assistant_handler[id]['refresh'] = (online) => {
+      if (online != null && typeof online != 'boolean') {
+        throw new Error('The parameter can only be of type boolean')
+      }
+      const iframe = document.getElementById(`sqlbot-assistant-chat-iframe-${id}`)
+      if (iframe) {
+        const url = iframe.src
+        let new_url = `${url}&t=${Date.now()}`
+        if (online != null) {
+          new_url = updateOnlineParam(new_url, online)
+        }
+        iframe.src = new_url
+      }
+    }
+  }
+  // window.addEventListener('load', init)
+  const executeWhenReady = (fn) => {
+    if (
+      document.readyState === 'complete' ||
+      (document.readyState !== 'loading' && !document.documentElement.doScroll)
+    ) {
+      setTimeout(fn, 0)
+    } else {
+      const onReady = () => {
+        document.removeEventListener('DOMContentLoaded', onReady)
+        window.removeEventListener('load', onReady)
+        fn()
+      }
+      document.addEventListener('DOMContentLoaded', onReady)
+      window.addEventListener('load', onReady)
+    }
+  }
+
+  executeWhenReady(init)
 })()
diff --git a/frontend/src/stores/assistant.ts b/frontend/src/stores/assistant.ts
index ebfe0ffa..f40f8a72 100644
--- a/frontend/src/stores/assistant.ts
+++ b/frontend/src/stores/assistant.ts
@@ -11,6 +11,7 @@ interface AssistantState {
   flag: number
   type: number
   certificate: string
+  online: boolean
 }
 
 export const AssistantStore = defineStore('assistant', {
@@ -21,6 +22,7 @@ export const AssistantStore = defineStore('assistant', {
       flag: 0,
       type: 0,
       certificate: '',
+      online: false,
     }
   },
   getters: {
@@ -39,6 +41,9 @@ export const AssistantStore = defineStore('assistant', {
     getType(): number {
       return this.type
     },
+    getOnline(): boolean {
+      return this.online
+    },
   },
   actions: {
     setCertificate(certificate: string) {
@@ -61,6 +66,9 @@ export const AssistantStore = defineStore('assistant', {
         wsCache.set(flagKey, flag)
       }
     },
+    setOnline(online: boolean) {
+      this.online = !!online
+    },
     async setChat() {
       if (!this.assistant) {
         return null
diff --git a/frontend/src/utils/request.ts b/frontend/src/utils/request.ts
index 2851979c..588b9d09 100644
--- a/frontend/src/utils/request.ts
+++ b/frontend/src/utils/request.ts
@@ -80,6 +80,9 @@ class HttpService {
               encodeURIComponent(assistantStore.getCertificate)
             )
           }
+          if (!assistantStore.getType) {
+            config.headers['X-SQLBOT-ASSISTANT-ONLINE'] = assistantStore.getOnline
+          }
         }
         const locale = getLocale()
         if (locale) {
@@ -261,6 +264,9 @@ class HttpService {
           encodeURIComponent(assistantStore.getCertificate)
         )
       }
+      if (!assistantStore.getType) {
+        heads['X-SQLBOT-ASSISTANT-ONLINE'] = assistantStore.getOnline
+      }
     }
     // eslint-disable-next-line @typescript-eslint/ban-ts-comment
     // @ts-ignore
diff --git a/frontend/src/views/embedded/index.vue b/frontend/src/views/embedded/index.vue
index 4a7b4e97..997565ca 100644
--- a/frontend/src/views/embedded/index.vue
+++ b/frontend/src/views/embedded/index.vue
@@ -58,14 +58,31 @@ const communicationCb = async (event: any) => {
       const certificate = event.data['certificate']
       assistantStore.setType(1)
       assistantStore.setCertificate(certificate)
-      // store certificate to pinia
+    }
+    if (event.data?.busi == 'setOnline') {
+      setFormatOnline(event.data.online)
     }
   }
 }
+const setFormatOnline = (text?: any) => {
+  if (text === null || typeof text === 'undefined') {
+    assistantStore.setOnline(false)
+    return
+  }
+  if (typeof text === 'boolean') {
+    assistantStore.setOnline(text)
+    return
+  }
+  if (typeof text === 'string') {
+    assistantStore.setOnline(text.toLowerCase() === 'true')
+    return
+  }
+  assistantStore.setOnline(false)
+}
 onBeforeMount(async () => {
   const assistantId = route.query.id
   const online = route.query.online
-  console.log(online)
+  setFormatOnline(online)
   const now = Date.now()
   assistantStore.setFlag(now)
   const param = {