diff --git a/server/routers/chat_router.py b/server/routers/chat_router.py
index 9f6beece..26e5b279 100644
--- a/server/routers/chat_router.py
+++ b/server/routers/chat_router.py
@@ -280,6 +280,11 @@ async def check_and_handle_interrupts(agent, langgraph_config, make_chunk, meta,
 async def call(query: str = Body(...), meta: dict = Body(None), current_user: User = Depends(get_required_user)):
     """调用模型进行简单问答（需要登录）"""
     meta = meta or {}
+
+    # 确保 request_id 存在
+    if "request_id" not in meta or not meta.get("request_id"):
+        meta["request_id"] = str(uuid.uuid4())
+
     model = select_model(
         model_provider=meta.get("model_provider"),
         model_name=meta.get("model_name"),
@@ -293,7 +298,7 @@ async def call(query: str = Body(...), meta: dict = Body(None), current_user: Us
     response = await call_async(query)
     logger.debug({"query": query, "response": response.content})
 
-    return {"response": response.content}
+    return {"response": response.content, "request_id": meta["request_id"]}
 
 
 @chat.get("/agent")
@@ -323,6 +328,10 @@ async def chat_agent(
 
     logger.info(f"agent_id: {agent_id}, query: {query}, config: {config}, meta: {meta}")
 
+    # 确保 request_id 存在
+    if "request_id" not in meta or not meta.get("request_id"):
+        meta["request_id"] = str(uuid.uuid4())
+
     meta.update(
         {
             "query": query,
@@ -342,8 +351,6 @@ async def chat_agent(
             + b"\n"
         )
 
-    # TODO:[功能建议]针对需要人工审批后再执行的工具，
-    # 可以使用langgraph的interrupt方法中断对话，等待用户输入后再使用command跳转回去
     async def stream_messages():
         # 代表服务端已经收到了请求
         yield make_chunk(status="init", meta=meta, msg=HumanMessage(content=query).model_dump())
diff --git a/src/agents/common/tools.py b/src/agents/common/tools.py
index 27210ac6..f78ebb40 100644
--- a/src/agents/common/tools.py
+++ b/src/agents/common/tools.py
@@ -88,7 +88,7 @@ def query_knowledge_graph(query: Annotated[str, "The keyword to query knowledge
 
 def get_static_tools() -> list:
     """注册静态工具"""
-    static_tools = [query_knowledge_graph, get_approved_user_goal]
+    static_tools = [query_knowledge_graph, get_approved_user_goal, calculator]
 
     # 检查是否启用网页搜索
     if config.enable_web_search:
diff --git a/web/src/layouts/AppLayout.vue b/web/src/layouts/AppLayout.vue
index 2fc655b2..1d6fbf70 100644
--- a/web/src/layouts/AppLayout.vue
+++ b/web/src/layouts/AppLayout.vue
@@ -5,7 +5,7 @@ import {
   GithubOutlined,
   ExclamationCircleOutlined,
 } from '@ant-design/icons-vue'
-import { Bot, Waypoints, LibraryBig, Settings, BarChart3, BookOpen, ListChecks } from 'lucide-vue-next';
+import { Bot, Waypoints, LibraryBig, Settings, BarChart3, BookOpen, CircleCheck } from 'lucide-vue-next';
 import { onLongPress } from '@vueuse/core'
 
 import { useConfigStore } from '@/stores/config'
@@ -154,7 +154,7 @@ const mainList = [{
               class="task-center-badge"
               size="small"
             >
-              <ListChecks class="icon" size="22" />
+              <CircleCheck class="icon" size="22" />
             </a-badge>
           </a-tooltip>
         </div>
diff --git a/web/src/utils/messageProcessor.js b/web/src/utils/messageProcessor.js
index d7fe3799..6f71b754 100644
--- a/web/src/utils/messageProcessor.js
+++ b/web/src/utils/messageProcessor.js
@@ -194,46 +194,6 @@ export class MessageProcessor {
         }
       }
     }
-
-    // 4. 同步 tool_call_chunks 到 tool_calls (构建完整的工具调用)
-    if (result.tool_call_chunks && result.tool_call_chunks.length > 0) {
-      if (!result.tool_calls) result.tool_calls = [];
-
-      for (const chunk of result.tool_call_chunks) {
-        if (chunk.name && chunk.args) {
-          const existingToolCall = result.tool_calls.find(t => t.id === chunk.id);
-
-          if (!existingToolCall) {
-            // 创建新的完整工具调用
-            result.tool_calls.push({
-              id: chunk.id,
-              name: chunk.name,
-              args: chunk.args,
-              type: 'tool_call'
-            });
-          } else {
-            // 更新现有工具调用的参数
-            existingToolCall.args = chunk.args;
-          }
-        }
-      }
-    }
-
-    // 5. 清理无效的工具调用
-    if (result.tool_calls) {
-      result.tool_calls = result.tool_calls.filter(toolCall => {
-        // 保留有id或有name的工具调用，并且不是空的args对象
-        return (toolCall.id || toolCall.name) &&
-               (toolCall.args !== undefined || toolCall.function?.arguments);
-      });
-    }
-
-    // 清理空的tool_call_chunks
-    if (result.tool_call_chunks) {
-      result.tool_call_chunks = result.tool_call_chunks.filter(chunk => {
-        return (chunk.id || chunk.name || chunk.args);
-      });
-    }
   }
 
   /**