diff --git a/modules/personalization_manager.py b/modules/personalization_manager.py
index 4bb3cad..bfe2683 100644
--- a/modules/personalization_manager.py
+++ b/modules/personalization_manager.py
@@ -34,6 +34,7 @@ DEFAULT_PERSONALIZATION_CONFIG: Dict[str, Any] = {
     "thinking_interval": None,
     "disabled_tool_categories": [],
     "default_run_mode": None,
+    "auto_generate_title": True,
 }
 
 __all__ = [
@@ -108,6 +109,7 @@ def sanitize_personalization_payload(
         return _sanitize_short_field(base.get(key))
 
     base["enabled"] = bool(data.get("enabled", base["enabled"]))
+    base["auto_generate_title"] = bool(data.get("auto_generate_title", base["auto_generate_title"]))
     base["self_identify"] = _resolve_short_field("self_identify")
     base["user_name"] = _resolve_short_field("user_name")
     base["profession"] = _resolve_short_field("profession")
diff --git a/static/src/components/personalization/PersonalizationDrawer.vue b/static/src/components/personalization/PersonalizationDrawer.vue
index 3628eb3..55b1674 100644
--- a/static/src/components/personalization/PersonalizationDrawer.vue
+++ b/static/src/components/personalization/PersonalizationDrawer.vue
@@ -207,6 +207,20 @@
                           </button>
                         </div>
                       </div>
+                      <div class="behavior-field">
+                        <div class="behavior-field-header">
+                          <span class="field-title">自动生成对话标题</span>
+                          <p class="field-desc">默认开启；关闭后标题将沿用首条消息。</p>
+                        </div>
+                        <label class="toggle-row">
+                          <input
+                            type="checkbox"
+                            :checked="form.auto_generate_title"
+                            @change="personalization.updateField({ key: 'auto_generate_title', value: $event.target.checked })"
+                          />
+                          <span>使用快速模型为新对话生成含 emoji 的简短标题</span>
+                        </label>
+                      </div>
                       <div class="behavior-field">
                         <div class="behavior-field-header">
                           <span class="field-title">思考频率</span>
diff --git a/static/src/stores/personalization.ts b/static/src/stores/personalization.ts
index ccd2589..f6811f3 100644
--- a/static/src/stores/personalization.ts
+++ b/static/src/stores/personalization.ts
@@ -4,6 +4,7 @@ type RunMode = 'fast' | 'thinking' | 'deep';
 
 interface PersonalForm {
   enabled: boolean;
+  auto_generate_title: boolean;
   self_identify: string;
   user_name: string;
   profession: string;
@@ -51,6 +52,7 @@ const EXPERIMENT_STORAGE_KEY = 'agents_personalization_experiments';
 
 const defaultForm = (): PersonalForm => ({
   enabled: false,
+  auto_generate_title: true,
   self_identify: '',
   user_name: '',
   profession: '',
@@ -169,6 +171,7 @@ export const usePersonalizationStore = defineStore('personalization', {
     applyPersonalizationData(data: any) {
       this.form = {
         enabled: !!data.enabled,
+        auto_generate_title: data.auto_generate_title !== false,
         self_identify: data.self_identify || '',
         user_name: data.user_name || '',
         profession: data.profession || '',
@@ -282,7 +285,7 @@ export const usePersonalizationStore = defineStore('personalization', {
         this.saving = false;
       }
     },
-    updateField(payload: { key: keyof PersonalForm; value: string }) {
+    updateField(payload: { key: keyof PersonalForm; value: any }) {
       if (!payload || !payload.key) {
         return;
       }
diff --git a/utils/conversation_manager.py b/utils/conversation_manager.py
index 421ee24..4b56014 100644
--- a/utils/conversation_manager.py
+++ b/utils/conversation_manager.py
@@ -323,6 +323,25 @@ class ConversationManager:
         print(f"📝 创建新对话: {conversation_id} - {conversation_data['title']}")
         
         return conversation_id
+
+    def update_conversation_title(self, conversation_id: str, title: str) -> bool:
+        """更新对话标题并刷新索引。"""
+        if not conversation_id or not title:
+            return False
+        try:
+            data = self.load_conversation(conversation_id)
+            if not data:
+                return False
+            data["title"] = title
+            data["updated_at"] = datetime.now().isoformat()
+            self._save_conversation_file(conversation_id, data)
+            self._update_index(conversation_id, data)
+            if self.current_conversation_id == conversation_id:
+                self.current_conversation_title = title
+            return True
+        except Exception as exc:
+            print(f"⚠️ 更新对话标题失败 {conversation_id}: {exc}")
+            return False
     
     def _save_conversation_file(self, conversation_id: str, data: Dict):
         """保存对话文件"""
diff --git a/web_server.py b/web_server.py
index b0fdc16..5c0305d 100644
--- a/web_server.py
+++ b/web_server.py
@@ -100,6 +100,7 @@ from modules.user_container_manager import UserContainerManager
 from modules.usage_tracker import UsageTracker, QUOTA_DEFAULTS
 from utils.tool_result_formatter import format_tool_result_for_context
 from utils.conversation_manager import ConversationManager
+from utils.api_client import DeepSeekClient
 
 app = Flask(__name__, static_folder='static')
 app.config['MAX_CONTENT_LENGTH'] = MAX_UPLOAD_SIZE
@@ -180,6 +181,18 @@ LAST_ACTIVE_FILE = Path(LOGS_DIR).expanduser().resolve() / "last_active.json"
 _last_active_lock = threading.Lock()
 _last_active_cache: Dict[str, float] = {}
 _idle_reaper_started = False
+TITLE_PROMPT = """### 任务：
+生成一个简洁的、3-5个词的标题，并包含一个emoji，用于总结聊天内容。
+
+### 指导原则：
+- 标题应清晰代表主要话题
+- 使用与话题相关且单个的emoji
+- 保持简洁（3-5个词）
+- 清晰度优先于创意
+- 使用用户输入的语言回复
+
+### 输出格式：
+仅输出标题本身，不要附加解释。"""
 
 
 def sanitize_filename_preserve_unicode(filename: str) -> str:
@@ -284,6 +297,64 @@ def start_background_jobs():
     _load_last_active_cache()
     socketio.start_background_task(idle_reaper_loop)
 
+
+async def _generate_title_async(user_message: str) -> Optional[str]:
+    """使用快速模型生成对话标题。"""
+    if not user_message:
+        return None
+    client = DeepSeekClient(thinking_mode=False, web_mode=True)
+    messages = [
+        {"role": "system", "content": TITLE_PROMPT},
+        {"role": "user", "content": user_message}
+    ]
+    try:
+        async for resp in client.chat(messages, tools=[], stream=False):
+            try:
+                content = resp.get("choices", [{}])[0].get("message", {}).get("content")
+                if content:
+                    return " ".join(str(content).strip().split())
+            except Exception:
+                continue
+    except Exception as exc:
+        debug_log(f"[TitleGen] 生成标题异常: {exc}")
+    return None
+
+
+def generate_conversation_title_background(web_terminal: WebTerminal, conversation_id: str, user_message: str, username: str):
+    """在后台生成对话标题并更新索引、推送给前端。"""
+    if not conversation_id or not user_message:
+        return
+
+    async def _runner():
+        title = await _generate_title_async(user_message)
+        if not title:
+            return
+        # 限长，避免标题过长
+        safe_title = title[:80]
+        ok = False
+        try:
+            ok = web_terminal.context_manager.conversation_manager.update_conversation_title(conversation_id, safe_title)
+        except Exception as exc:
+            debug_log(f"[TitleGen] 保存标题失败: {exc}")
+        if not ok:
+            return
+        try:
+            socketio.emit('conversation_changed', {
+                'conversation_id': conversation_id,
+                'title': safe_title
+            }, room=f"user_{username}")
+            socketio.emit('conversation_list_update', {
+                'action': 'updated',
+                'conversation_id': conversation_id
+            }, room=f"user_{username}")
+        except Exception as exc:
+            debug_log(f"[TitleGen] 推送标题更新失败: {exc}")
+
+    try:
+        asyncio.run(_runner())
+    except Exception as exc:
+        debug_log(f"[TitleGen] 任务执行失败: {exc}")
+
 def cache_monitor_snapshot(execution_id: Optional[str], stage: str, snapshot: Optional[Dict[str, Any]]):
     """缓存工具执行前/后的文件快照。"""
     if not execution_id or not snapshot or not snapshot.get('content'):
@@ -2300,7 +2371,7 @@ def handle_message(data):
         send_to_client(event_type, data)
 
     # 传递客户端ID
-    socketio.start_background_task(process_message_task, terminal, message, send_with_activity, client_sid)
+    socketio.start_background_task(process_message_task, terminal, message, send_with_activity, client_sid, workspace, username)
 
 
 @socketio.on('client_chunk_log')
@@ -2783,14 +2854,14 @@ def get_current_conversation(terminal: WebTerminal, workspace: UserWorkspace, us
             "error": str(e)
         }), 500
     
-def process_message_task(terminal: WebTerminal, message: str, sender, client_sid):
+def process_message_task(terminal: WebTerminal, message: str, sender, client_sid, workspace: UserWorkspace, username: str):
     """在后台处理消息任务"""
     try:
         loop = asyncio.new_event_loop()
         asyncio.set_event_loop(loop)
         
         # 创建可取消的任务
-        task = loop.create_task(handle_task_with_sender(terminal, message, sender, client_sid))
+        task = loop.create_task(handle_task_with_sender(terminal, workspace, message, sender, client_sid, username))
         
         entry = stop_flags.get(client_sid)
         if not isinstance(entry, dict):
@@ -2865,7 +2936,7 @@ def detect_malformed_tool_call(text):
             
     return False
 
-async def handle_task_with_sender(terminal: WebTerminal, message, sender, client_sid):
+async def handle_task_with_sender(terminal: WebTerminal, workspace: UserWorkspace, message, sender, client_sid, username: str):
     """处理任务并发送消息 - 集成token统计版本"""
     web_terminal = terminal
     conversation_id = getattr(web_terminal.context_manager, "current_conversation_id", None)
@@ -2879,8 +2950,26 @@ async def handle_task_with_sender(terminal: WebTerminal, message, sender, client
         state["suppress_next"] = False
     
     # 添加到对话历史
+    history_len_before = len(getattr(web_terminal.context_manager, "conversation_history", []) or [])
+    is_first_user_message = history_len_before == 0
     web_terminal.context_manager.add_conversation("user", message)
     
+    if is_first_user_message and getattr(web_terminal, "context_manager", None):
+        try:
+            personal_config = load_personalization_config(workspace.data_dir)
+        except Exception:
+            personal_config = {}
+        auto_title_enabled = personal_config.get("auto_generate_title", True)
+        if auto_title_enabled:
+            conv_id = getattr(web_terminal.context_manager, "current_conversation_id", None)
+            socketio.start_background_task(
+                generate_conversation_title_background,
+                web_terminal,
+                conv_id,
+                message,
+                username
+            )
+    
     # === 移除：不在这里计算输入token，改为在每次API调用前计算 ===
     
     # 构建上下文和消息（用于API调用）