diff --git a/web/src/components/ToolCallingResult/BaseToolCall.vue b/web/src/components/ToolCallingResult/BaseToolCall.vue
index 0a911f08..cd69805f 100644
--- a/web/src/components/ToolCallingResult/BaseToolCall.vue
+++ b/web/src/components/ToolCallingResult/BaseToolCall.vue
@@ -273,12 +273,43 @@ const formatResultData = (data) => {
       white-space: nowrap;
       text-overflow: ellipsis;
 
+
+      :deep(.sep-header) {
+        display: flex;
+        align-items: center;
+        gap: 8px;
+        font-size: 14px;
+        width: 100%;
+        overflow: hidden;
+      }
+
       :deep(.keywords) {
         color: var(--main-700);
         font-weight: 600;
         font-size: 14px;
       }
 
+      :deep(.note) {
+        font-weight: 600;
+        color: var(--main-700);
+        white-space: nowrap;
+        flex-shrink: 0;
+      }
+
+      :deep(.separator) {
+        color: var(--gray-300);
+        flex-shrink: 0;
+      }
+
+      :deep(.description) {
+        color: var(--gray-600);
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+        min-width: 0;
+        flex: 1;
+      }
+
       :deep(.tag) {
         font-size: 12px;
         color: var(--gray-600);
diff --git a/web/src/components/ToolCallingResult/ToolCallRenderer.vue b/web/src/components/ToolCallingResult/ToolCallRenderer.vue
index f1a99c7d..717bb254 100644
--- a/web/src/components/ToolCallingResult/ToolCallRenderer.vue
+++ b/web/src/components/ToolCallingResult/ToolCallRenderer.vue
@@ -24,6 +24,9 @@
   <!-- 任务分配 -->
   <TaskTool v-else-if="isTaskResult" :tool-call="toolCall" />
 
+  <!-- 写文件 -->
+  <WriteFileTool v-else-if="isWriteFileResult" :tool-call="toolCall" />
+
   <!-- 默认展示 -->
   <BaseToolCall v-else :tool-call="toolCall" />
 </template>
@@ -40,6 +43,7 @@ import CalculatorTool from './tools/CalculatorTool.vue';
 import TodoListTool from './tools/TodoListTool.vue';
 import ImageTool from './tools/ImageTool.vue';
 import TaskTool from './tools/TaskTool.vue';
+import WriteFileTool from './tools/WriteFileTool.vue';
 
 const props = defineProps({
   toolCall: {
@@ -121,6 +125,10 @@ const isImageResult = computed(() => {
   return data && typeof data === 'string' && data.startsWith('http');
 });
 
+const isWriteFileResult = computed(() => {
+  return toolName.value === 'write_file';
+});
+
 // 处理知识图谱刷新
 const graphToolCallRef = ref(null);
 const refreshGraph = () => {
diff --git a/web/src/components/ToolCallingResult/index.js b/web/src/components/ToolCallingResult/index.js
index 5b934ac7..cc24dd17 100644
--- a/web/src/components/ToolCallingResult/index.js
+++ b/web/src/components/ToolCallingResult/index.js
@@ -8,4 +8,5 @@ export { default as KnowledgeBaseTool } from './tools/KnowledgeBaseTool.vue'
 export { default as KnowledgeGraphTool } from './tools/KnowledgeGraphTool.vue'
 export { default as CalculatorTool } from './tools/CalculatorTool.vue'
 export { default as TodoListTool } from './tools/TodoListTool.vue'
-export { default as ImageTool } from './tools/ImageTool.vue'
\ No newline at end of file
+export { default as ImageTool } from './tools/ImageTool.vue'
+export { default as WriteFileTool } from './tools/WriteFileTool.vue'
\ No newline at end of file
diff --git a/web/src/components/ToolCallingResult/tools/KnowledgeGraphTool.vue b/web/src/components/ToolCallingResult/tools/KnowledgeGraphTool.vue
index 9a2779cc..c1cc35c1 100644
--- a/web/src/components/ToolCallingResult/tools/KnowledgeGraphTool.vue
+++ b/web/src/components/ToolCallingResult/tools/KnowledgeGraphTool.vue
@@ -1,5 +1,12 @@
 <template>
-  <BaseToolCall :tool-call="toolCall">
+  <BaseToolCall :tool-call="toolCall" :hide-params="true">
+    <template #header>
+      <div class="sep-header">
+        <span class="note">knowledgegraph</span>
+        <span class="separator" v-if="query">|</span>
+        <span class="description">{{ query }}</span>
+      </div>
+    </template>
     <template #result="{ resultContent }">
       <div class="knowledge-graph-result">
         <div class="result-summary">
@@ -57,6 +64,24 @@ const graphContainerRef = ref(null)
 const isVisible = ref(false)
 const isRefreshing = ref(false)
 
+const query = computed(() => {
+  const args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (!args) return '';
+  let parsedArgs = args;
+  if (typeof args === 'string') {
+    try {
+      parsedArgs = JSON.parse(args);
+    } catch (e) {
+      return '';
+    }
+  }
+  // Try common keys for KG queries
+  if (typeof parsedArgs === 'object') {
+    return parsedArgs.query || parsedArgs.keywords || parsedArgs.q || parsedArgs.entities || '';
+  }
+  return '';
+});
+
 // 计算属性：解析图谱数据
 const graphData = computed(() => {
   const data = parseData(props.toolCall.tool_call_result?.content);
diff --git a/web/src/components/ToolCallingResult/tools/TaskTool.vue b/web/src/components/ToolCallingResult/tools/TaskTool.vue
index 88cc409d..5d063f77 100644
--- a/web/src/components/ToolCallingResult/tools/TaskTool.vue
+++ b/web/src/components/ToolCallingResult/tools/TaskTool.vue
@@ -1,7 +1,7 @@
 <template>
   <BaseToolCall :tool-call="toolCall" :hide-params="true">
     <template #header>
-      <div class="task-header">
+      <div class="sep-header">
         <span class="subagent">{{ subagentType }}</span>
         <span class="separator" v-if="shortDescription">|</span>
         <span class="description" v-if="shortDescription">{{ shortDescription }}</span>
@@ -59,7 +59,7 @@ const shortDescription = computed(() => {
 </script>
 
 <style lang="less" scoped>
-.task-header {
+.sep-header {
   display: flex;
   align-items: center;
   gap: 8px;
@@ -74,19 +74,6 @@ const shortDescription = computed(() => {
     flex-shrink: 0;
   }
 
-  .separator {
-    color: var(--gray-300);
-    flex-shrink: 0;
-  }
-
-  .description {
-    color: var(--gray-600);
-    overflow: hidden;
-    text-overflow: ellipsis;
-    white-space: nowrap;
-    min-width: 0;
-    flex: 1;
-  }
 }
 
 .task-result {
diff --git a/web/src/components/ToolCallingResult/tools/TodoListTool.vue b/web/src/components/ToolCallingResult/tools/TodoListTool.vue
index b7ab412e..998335e9 100644
--- a/web/src/components/ToolCallingResult/tools/TodoListTool.vue
+++ b/web/src/components/ToolCallingResult/tools/TodoListTool.vue
@@ -1,10 +1,11 @@
 <template>
   <BaseToolCall :tool-call="toolCall" hide-params>
-    <template #header-success="{ resultContent }">
-      <span v-if="todoListData(resultContent).length > 0" v-html="getHeaderDisplayContent(resultContent)"></span>
-      <span v-else>
-        待办事项工具执行完成
-      </span>
+    <template #header>
+      <div class="sep-header">
+        <span class="note">todo</span>
+        <span class="separator" v-if="query">|</span>
+        <span class="description">{{ query }}</span>
+      </div>
     </template>
     <template #result="{ resultContent }">
       <div class="todo-list-result">
@@ -33,6 +34,7 @@
 </template>
 
 <script setup>
+import { computed } from 'vue';
 import BaseToolCall from '../BaseToolCall.vue';
 import {
   CheckCircleOutlined,
@@ -49,6 +51,43 @@ const props = defineProps({
   }
 });
 
+const query = computed(() => {
+  // 1. Try to get status from result content (Priority)
+  const content = props.toolCall.tool_call_result?.content;
+  if (content) {
+    const list = todoListData(content);
+    if (list && list.length > 0) {
+      // 1. In Progress
+      const inProgress = list.find(item => item.status === 'in_progress');
+      if (inProgress) return `进行中: ${inProgress.content}`;
+
+      // 2. Pending
+      const pending = list.find(item => item.status === 'pending');
+      if (pending) return `待处理: ${pending.content}`;
+
+      // 3. Last item fallback
+      const last = list[list.length - 1];
+      return `更新: ${last.content}`;
+    }
+  }
+
+  // 2. Fallback to args
+  const args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (!args) return '';
+  let parsedArgs = args;
+  if (typeof args === 'string') {
+    try {
+      parsedArgs = JSON.parse(args);
+    } catch (e) {
+      return '';
+    }
+  }
+  if (typeof parsedArgs === 'object') {
+    return parsedArgs.content || parsedArgs.action || parsedArgs.todo || '';
+  }
+  return '';
+});
+
 const parseData = (content) => {
   if (typeof content === 'string') {
     try {
@@ -97,23 +136,6 @@ const todoListData = (content) => {
   }
   return [];
 };
-
-const getHeaderDisplayContent = (content) => {
-  const list = todoListData(content);
-  if (!list || list.length === 0) return '';
-
-  // 1. 显示 in_progress
-  const inProgress = list.find(item => item.status === 'in_progress');
-  if (inProgress) return `进行中：<span class="keywords">${inProgress.content}</span>`;
-
-  // 2. 显示第一个 pending
-  const pending = list.find(item => item.status === 'pending');
-  if (pending) return `待处理：<span class="keywords">${pending.content}</span>`;
-
-  // 3. 显示最后一个 (fallback)
-  const last = list[list.length - 1];
-  return `更新：<span class="keywords">${last.content}</span>`;
-};
 </script>
 
 <style lang="less" scoped>
diff --git a/web/src/components/ToolCallingResult/tools/WebSearchTool.vue b/web/src/components/ToolCallingResult/tools/WebSearchTool.vue
index d83c8906..ce90930b 100644
--- a/web/src/components/ToolCallingResult/tools/WebSearchTool.vue
+++ b/web/src/components/ToolCallingResult/tools/WebSearchTool.vue
@@ -1,8 +1,11 @@
 <template>
   <BaseToolCall :tool-call="toolCall" :hide-params="true">
     <template #header>
-      查询：
-      <span class="keywords">"{{ query }}"</span>
+      <div class="sep-header">
+        <span class="note">websearch</span>
+        <span class="separator" v-if="query">|</span>
+        <span class="description">"{{ query }}"</span>
+      </div>
     </template>
     <template #result="{ resultContent }">
       <div class="web-search-result">
diff --git a/web/src/components/ToolCallingResult/tools/WriteFileTool.vue b/web/src/components/ToolCallingResult/tools/WriteFileTool.vue
new file mode 100644
index 00000000..e07a241f
--- /dev/null
+++ b/web/src/components/ToolCallingResult/tools/WriteFileTool.vue
@@ -0,0 +1,50 @@
+<template>
+  <BaseToolCall :tool-call="toolCall">
+    <template #header>
+      <div class="sep-header">
+        <span class="note">write_file</span>
+        <span class="separator" v-if="filePath">|</span>
+        <span class="description">{{ filePath }} <span v-if="lineCount"> ({{ lineCount }} lines)</span></span>
+      </div>
+    </template>
+
+    <template #result>
+    </template>
+  </BaseToolCall>
+</template>
+
+<script setup>
+import { computed } from 'vue';
+import BaseToolCall from '../BaseToolCall.vue';
+
+const props = defineProps({
+  toolCall: {
+    type: Object,
+    required: true
+  }
+});
+
+const parsedArgs = computed(() => {
+  const args = props.toolCall.args || props.toolCall.function?.arguments;
+  if (!args) return {};
+  if (typeof args === 'object') return args;
+  try {
+    return JSON.parse(args);
+  } catch (e) {
+    return {};
+  }
+});
+
+const filePath = computed(() => {
+  const path = parsedArgs.value.file_path || '';
+  return path.startsWith('/') ? path.slice(1) : path;
+});
+const content = computed(() => parsedArgs.value.content || '');
+const lineCount = computed(() => {
+  if (!content.value) return 0;
+  return String(content.value).split('\n').length;
+});
+</script>
+
+<style lang="less" scoped>
+</style>
\ No newline at end of file