diff --git a/service-web/client/src/pages/ai/Conversation.tsx b/service-web/client/src/pages/ai/Conversation.tsx
index 3b186e9..c0a0a0d 100644
--- a/service-web/client/src/pages/ai/Conversation.tsx
+++ b/service-web/client/src/pages/ai/Conversation.tsx
@@ -5,7 +5,7 @@ import {useMount} from 'ahooks'
 import {Button, Collapse, Divider, Flex, Popover, Radio, Switch, Tooltip, Typography} from 'antd'
 import {isEqual, isStrBlank, trim} from 'licia'
 import markdownIt from 'markdown-it'
-import {useMemo, useRef, useState} from 'react'
+import {useRef, useState} from 'react'
 import styled from 'styled-components'
 import {commonInfo} from '../../util/amis.tsx'
 
@@ -49,16 +49,8 @@ type ChatMessage = { role: string, content?: string, reason?: string }
 function Conversation() {
   const abortController = useRef<AbortController | null>(null)
   const [input, setInput] = useState<string>('')
-  const [think, setThink] = useState<boolean>(true)
   const [knowledge, setKnowledge] = useState<string>('0')
   const [knowledgeList, setKnowledgeList] = useState<{ id: string, name: string }[]>([])
-  const requestUrl = useMemo(() => {
-    let url = `${commonInfo.baseAiChatUrl}/chat/async`
-    if (!isEqual('0', knowledge)) {
-      url = `${url}?knowledge_id=${knowledge}`
-    }
-    return url
-  }, [knowledge])
 
   useMount(async () => {
     let response = await fetch(`${commonInfo.baseAiKnowledgeUrl}/knowledge/list`, {
@@ -70,6 +62,10 @@ function Conversation() {
 
   const [agent] = useXAgent<ChatMessage>({
     request: async (info, callbacks) => {
+      let requestUrl = `${commonInfo.baseAiChatUrl}/chat/async`
+      if (!isEqual('0', info.knowledge)) {
+        requestUrl = `${requestUrl}?knowledge_id=${info.knowledge}`
+      }
       await fetchEventSource(requestUrl, {
         method: 'POST',
         headers: commonInfo.authorizationHeaders,
@@ -193,9 +189,10 @@ function Conversation() {
             onRequest({
               message: {
                 role: 'user',
-                content: (!think && messages.length === 0) ? `/no_think ${message}` : message,
+                content: message,
               },
               stream: true,
+              knowledge: knowledge,
             })
             setInput('')
           }}