diff --git a/src/api/blackboard_routes.py b/src/api/blackboard_routes.py
index b53b3c1..c62f290 100644
--- a/src/api/blackboard_routes.py
+++ b/src/api/blackboard_routes.py
@@ -66,8 +66,13 @@ async def get_task(project_id: str, task_id: str,
 @router.post("/tasks")
 async def create_task(project_id: str, body: Dict[str, Any]):
     bb = _bb(project_id)
+    # v2.8: title 为空时自动生成
+    title = body.get("title", "")
+    if not title or not title.strip():
+        desc = body.get("description", "") or ""
+        title = (desc[:30] + "…") if len(desc) > 30 else (desc or "新军令")
     task = Task(
-        id=body["id"], title=body["title"],
+        id=body["id"], title=title,
         description=body.get("description"),
         task_type=body.get("task_type", "coding"),
         priority=body.get("priority", 5),
@@ -80,7 +85,7 @@ async def create_task(project_id: str, body: Dict[str, Any]):
         stages_json=body.get("stages_json", "[]"),
     )
     bb.create_task(task)
-    return {"ok": True, "task_id": task.id}
+    return {"ok": True, "task_id": task.id, "title": task.title}
 
 
 @router.get("/tasks/{task_id}/progress")