diff --git a/backend/apps/system/api/aimodel.py b/backend/apps/system/api/aimodel.py
index fe4df740..620adac7 100644
--- a/backend/apps/system/api/aimodel.py
+++ b/backend/apps/system/api/aimodel.py
@@ -359,4 +359,4 @@ async def get_model_by_ws(
         session: SessionDep,
         current_user: CurrentUser
 ):
-    return get_ai_model_list_by_workspace(session, current_user.oid)
+    return get_ai_model_list_by_workspace(session, current_user.oid, False)
diff --git a/backend/apps/system/crud/aimodel_manage.py b/backend/apps/system/crud/aimodel_manage.py
index 4ff8006c..b0fabdbd 100644
--- a/backend/apps/system/crud/aimodel_manage.py
+++ b/backend/apps/system/crud/aimodel_manage.py
@@ -31,7 +31,7 @@ async def async_model_info():
             SQLBotLogUtil.info("✅ 异步加密已有模型的密钥和地址完成")
 
 
-def get_ai_model_list_by_workspace(session: Session, workspace_id: int):
+def get_ai_model_list_by_workspace(session: Session, workspace_id: int, with_default: bool = True):
     sub_stmt = (
         select(AiModelWorkspaceMapping.ai_model_id)
         .where(AiModelWorkspaceMapping.workspace_id == workspace_id)
@@ -39,6 +39,11 @@ def get_ai_model_list_by_workspace(session: Session, workspace_id: int):
     )
 
     # 查询：关联的模型 + default_model 为 True 的模型，默认模型排第一
+    base_condition = AiModelDetail.id.in_(sub_stmt)
+    if with_default:
+        where_condition = or_(base_condition, AiModelDetail.default_model == True)
+    else:
+        where_condition = base_condition
     stmt = (
         select(
             AiModelDetail.id,
@@ -46,12 +51,7 @@ def get_ai_model_list_by_workspace(session: Session, workspace_id: int):
             AiModelDetail.default_model,
             AiModelDetail.supplier,
         )
-        .where(
-            or_(
-                AiModelDetail.id.in_(sub_stmt),
-                AiModelDetail.default_model == True,
-            )
-        )
+        .where(where_condition)
         .order_by(AiModelDetail.default_model.desc())
     )
     rows = session.exec(stmt).all()