diff --git a/api/apps/sdk/chat.py b/api/apps/sdk/chat.py
index bfeba2b0f..32b30341c 100644
--- a/api/apps/sdk/chat.py
+++ b/api/apps/sdk/chat.py
@@ -31,7 +31,7 @@ from api.utils.api_utils import get_result
 @token_required
 def create(tenant_id):
     req = request.json
-    ids = [i for i in req.get("dataset_ids", []) if i]
+    ids = [i for i in req.get("dataset_ids", []) if i] 
     for kb_id in ids:
         kbs = KnowledgebaseService.accessible(kb_id=kb_id, user_id=tenant_id)
         if not kbs:
diff --git a/sdk/python/ragflow_sdk/ragflow.py b/sdk/python/ragflow_sdk/ragflow.py
index c0da192cc..a84c3515e 100644
--- a/sdk/python/ragflow_sdk/ragflow.py
+++ b/sdk/python/ragflow_sdk/ragflow.py
@@ -129,7 +129,7 @@ class RAGFlow:
 
         temp_dict = {"name": name,
                      "avatar": avatar,
-                     "dataset_ids": dataset_list,
+                     "dataset_ids": dataset_list if dataset_list else [],
                      "llm": llm.to_json(),
                      "prompt": prompt.to_json()}
         res = self.post("/chats", temp_dict)