diff --git a/src/renderer/src/windows/mini/home/HomeWindow.tsx b/src/renderer/src/windows/mini/home/HomeWindow.tsx
index 3444de7257..a8df8a6387 100644
--- a/src/renderer/src/windows/mini/home/HomeWindow.tsx
+++ b/src/renderer/src/windows/mini/home/HomeWindow.tsx
@@ -21,7 +21,7 @@ import { getMainTextContent } from '@renderer/utils/messageUtils/find'
 import { defaultLanguage } from '@shared/config/constant'
 import { IpcChannel } from '@shared/IpcChannel'
 import { Divider } from 'antd'
-import { isEmpty } from 'lodash'
+import { cloneDeep, isEmpty } from 'lodash'
 import { last } from 'lodash'
 import React, { FC, useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -256,9 +256,19 @@ const HomeWindow: FC<{ draggable?: boolean }> = ({ draggable = true }) => {
         setIsFirstMessage(false)
         setUserInputText('')
 
+        const newAssistant = cloneDeep(currentAssistant)
+        if (!newAssistant.settings) {
+          newAssistant.settings = {}
+        }
+        newAssistant.settings.streamOutput = true
+        // 显式关闭这些功能
+        // newAssistant.webSearchProviderId = undefined
+        newAssistant.mcpServers = undefined
+        // newAssistant.knowledge_bases = undefined
+
         await fetchChatCompletion({
           messages: messagesForContext,
-          assistant: { ...currentAssistant, settings: { streamOutput: true } },
+          assistant: newAssistant,
           onChunkReceived: (chunk: Chunk) => {
             switch (chunk.type) {
               case ChunkType.THINKING_START:
diff --git a/src/renderer/src/windows/selection/action/components/ActionGeneral.tsx b/src/renderer/src/windows/selection/action/components/ActionGeneral.tsx
index 9f3762b15f..b1d3c18853 100644
--- a/src/renderer/src/windows/selection/action/components/ActionGeneral.tsx
+++ b/src/renderer/src/windows/selection/action/components/ActionGeneral.tsx
@@ -1,4 +1,5 @@
 import { LoadingOutlined } from '@ant-design/icons'
+import { loggerService } from '@logger'
 import CopyButton from '@renderer/components/CopyButton'
 import { useTopicMessages } from '@renderer/hooks/useMessageOperations'
 import { useSettings } from '@renderer/hooks/useSettings'
@@ -21,6 +22,7 @@ import styled from 'styled-components'
 import { processMessages } from './ActionUtils'
 import WindowFooter from './WindowFooter'
 
+const logger = loggerService.withContext('ActionGeneral')
 interface Props {
   action: ActionItem
   scrollToBottom?: () => void
@@ -112,6 +114,7 @@ const ActionGeneral: FC<Props> = React.memo(({ action, scrollToBottom }) => {
     }
 
     if (!assistantRef.current || !topicRef.current) return
+    logger.debug('Before peocess message', { assistant: assistantRef.current })
     processMessages(
       assistantRef.current,
       topicRef.current,
diff --git a/src/renderer/src/windows/selection/action/components/ActionUtils.ts b/src/renderer/src/windows/selection/action/components/ActionUtils.ts
index 541a4e3bb0..5f41b9b107 100644
--- a/src/renderer/src/windows/selection/action/components/ActionUtils.ts
+++ b/src/renderer/src/windows/selection/action/components/ActionUtils.ts
@@ -10,6 +10,7 @@ import { Chunk, ChunkType } from '@renderer/types/chunk'
 import { AssistantMessageStatus, MessageBlockStatus } from '@renderer/types/newMessage'
 import { formatErrorMessage, isAbortError } from '@renderer/utils/error'
 import { createErrorBlock, createMainTextBlock, createThinkingBlock } from '@renderer/utils/messageUtils/create'
+import { cloneDeep } from 'lodash'
 
 const logger = loggerService.withContext('ActionUtils')
 
@@ -53,9 +54,19 @@ export const processMessages = async (
 
     let finished = false
 
+    const newAssistant = cloneDeep(assistant)
+    if (!newAssistant.settings) {
+      newAssistant.settings = {}
+    }
+    newAssistant.settings.streamOutput = true
+    // 显式关闭这些功能
+    newAssistant.webSearchProviderId = undefined
+    newAssistant.mcpServers = undefined
+    // newAssistant.knowledge_bases = undefined
+
     await fetchChatCompletion({
       messages: [userMessage],
-      assistant: { ...assistant, settings: { streamOutput: true } },
+      assistant: newAssistant,
       onChunkReceived: (chunk: Chunk) => {
         if (finished) {
           return