diff --git a/src/api/blackboard_routes.py b/src/api/blackboard_routes.py
index f1fb016..3960e25 100644
--- a/src/api/blackboard_routes.py
+++ b/src/api/blackboard_routes.py
@@ -117,13 +117,27 @@ async def _generate_title(description: str) -> str | None:
         return None
     try:
         from openai import OpenAI
-        # 用智谱 Flash（快速廉价）
-        client = OpenAI(
-            base_url="https://open.bigmodel.cn/api/paas/v4",
-            api_key="97552d53aea7486aa0e5140ec0295fe7.DPpgbVoQWZiNrJ1p",
-        )
+        import yaml
+        # 从 moziplus 配置读 LLM 凭据
+        cfg_path = Path(__file__).parent.parent.parent / "config" / "default.yaml"
+        base_url = "https://open.bigmodel.cn/api/paas/v4"
+        api_key = ""
+        model = "glm-4-flash"
+        if cfg_path.exists():
+            with open(cfg_path) as f:
+                cfg = yaml.safe_load(f)
+            routing = cfg.get("daemon", {}).get("routing", {})
+            if routing.get("api_base"):
+                base_url = routing["api_base"]
+            if routing.get("api_key"):
+                api_key = routing["api_key"]
+            if routing.get("model"):
+                model = routing["model"]
+        if not api_key:
+            return None  # 没配 API key 就跳过
+        client = OpenAI(base_url=base_url, api_key=api_key)
         resp = client.chat.completions.create(
-            model="glm-4-flash",
+            model=model,
             messages=[
                 {"role": "system", "content": "你是一个任务标题生成器。根据用户的需求描述，生成一个简洁的中文标题（5-15字），只输出标题，不要任何其他内容。"},
                 {"role": "user", "content": description[:500]},