diff --git a/src/tracker/api/members.py b/src/tracker/api/members.py
index 81c2f0b..65cd54d 100644
--- a/src/tracker/api/members.py
+++ b/src/tracker/api/members.py
@@ -112,14 +112,15 @@ async def create_member(req: MemberCreate, db: AsyncSession = Depends(get_db)):
     db.add(member)
     await db.flush()
 
-    if req.agent_config and req.type == MemberType.AGENT:
+    if req.type == MemberType.AGENT:
+        ac = req.agent_config
         config = AgentConfig(
             member_id=member.id,
-            capabilities=req.agent_config.capabilities,
-            chat_listen=req.agent_config.chat_listen,
-            task_listen=req.agent_config.task_listen,
-            prompt=req.agent_config.prompt,
-            model=req.agent_config.model,
+            capabilities=ac.capabilities if ac else [],
+            chat_listen=ac.chat_listen if ac else ListenMode.ALL,
+            task_listen=ac.task_listen if ac else ListenMode.ALL,
+            prompt=ac.prompt if ac else None,
+            model=ac.model if ac else None,
         )
         db.add(config)