diff --git a/packages/aiCore/src/index.ts b/packages/aiCore/src/index.ts
index 1cb02afb9..9b407021a 100644
--- a/packages/aiCore/src/index.ts
+++ b/packages/aiCore/src/index.ts
@@ -71,6 +71,7 @@ export type {
   ToolCallUnion,
   ToolModelMessage,
   ToolResultPart,
+  ToolResultUnion,
   ToolSet,
   UserModelMessage
 } from 'ai'
diff --git a/src/renderer/src/aiCore/chunk/handleTooCallChunk.ts b/src/renderer/src/aiCore/chunk/handleTooCallChunk.ts
index d550dc569..3aa1a7ac1 100644
--- a/src/renderer/src/aiCore/chunk/handleTooCallChunk.ts
+++ b/src/renderer/src/aiCore/chunk/handleTooCallChunk.ts
@@ -4,7 +4,7 @@
  * 提供工具调用相关的处理API，每个交互使用一个新的实例
  */
 
-import { ToolCallUnion, ToolSet } from '@cherrystudio/ai-core/index'
+import { ToolCallUnion, ToolResultUnion, ToolSet } from '@cherrystudio/ai-core/index'
 import Logger from '@renderer/config/logger'
 import { MCPTool, MCPToolResponse } from '@renderer/types'
 import { Chunk, ChunkType } from '@renderer/types/chunk'
@@ -84,9 +84,13 @@ export class ToolCallChunkHandler {
   /**
    * 处理工具调用结果事件
    */
-  public handleToolResult(chunk: any): void {
+  public handleToolResult(
+    chunk: {
+      type: 'tool-result'
+    } & ToolResultUnion<ToolSet>
+  ): void {
     const toolCallId = chunk.toolCallId
-    const result = chunk.result
+    const result = chunk.output
 
     if (!toolCallId) {
       Logger.warn(`🔧 [ToolCallChunkHandler] Invalid tool result chunk: missing toolCallId`)
diff --git a/src/renderer/src/aiCore/plugins/reasoningTimePlugin.ts b/src/renderer/src/aiCore/plugins/reasoningTimePlugin.ts
index 26a019b19..e9bf9f321 100644
--- a/src/renderer/src/aiCore/plugins/reasoningTimePlugin.ts
+++ b/src/renderer/src/aiCore/plugins/reasoningTimePlugin.ts
@@ -49,7 +49,9 @@ export default definePlugin({
           reasoningBlockId = ''
           controller.enqueue(chunk)
         } else {
-          controller.enqueue(chunk)
+          if (chunk.type !== 'reasoning-end') {
+            controller.enqueue(chunk)
+          }
         }
       },
 
diff --git a/src/renderer/src/services/ApiService.ts b/src/renderer/src/services/ApiService.ts
index 283fe46c9..eda7bd19e 100644
--- a/src/renderer/src/services/ApiService.ts
+++ b/src/renderer/src/services/ApiService.ts
@@ -15,7 +15,7 @@ import {
 import { getStoreSetting } from '@renderer/hooks/useSettings'
 import i18n from '@renderer/i18n'
 import store from '@renderer/store'
-import { Assistant, MCPTool, Model, Provider } from '@renderer/types'
+import { Assistant, MCPServer, MCPTool, Model, Provider } from '@renderer/types'
 import { type Chunk, ChunkType } from '@renderer/types/chunk'
 import { Message } from '@renderer/types/newMessage'
 import { SdkModel } from '@renderer/types/sdk'
@@ -263,7 +263,7 @@ export async function fetchMcpTools(assistant: Assistant) {
 
   if (enabledMCPs && enabledMCPs.length > 0) {
     try {
-      const toolPromises = enabledMCPs.map<Promise<MCPTool[]>>(async (mcpServer) => {
+      const toolPromises = enabledMCPs.map<Promise<MCPTool[]>>(async (mcpServer: MCPServer) => {
         try {
           const tools = await window.api.mcp.listTools(mcpServer)
           return tools.filter((tool: any) => !mcpServer.disabledTools?.includes(tool.name))