diff --git a/pipeline_service/agent_loop_v2.py b/pipeline_service/agent_loop_v2.py
index 28455a9..04f4ce0 100644
--- a/pipeline_service/agent_loop_v2.py
+++ b/pipeline_service/agent_loop_v2.py
@@ -554,7 +554,6 @@ class AgentExecutor:
                 temperature=0,
                 org_id=self.org_id,
                 purpose='utility',
-                project_id=self.project_id or '',
             )
             m = _re.search(r"\[[^\]]*\]", content or "")
             if m:
@@ -669,7 +668,6 @@ class AgentExecutor:
                     model=self.model_name,
                     temperature=self.config.temperature,
                     org_id=self.org_id,
-                    project_id=self.project_id or '',
                 )
             except Exception as e:
                 logger.error(f"native function calling failed, fallback to text: {e}")
@@ -681,7 +679,6 @@ class AgentExecutor:
             model=self.model_name,
             temperature=self.config.temperature,
             org_id=self.org_id,
-            project_id=self.project_id or '',
         )
         return {"content": content or "", "tool_calls": []}