200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01kn2ktt 85ms POST /ai/v1/search {} Idempotency-Key: RN9_XK1eW0a8 Send ▶> POST /ai/v1/session {}
< 200 OK req_01kn2ktt 85ms POST /ai/v1/search {} Idempotency-Key: RN9_XK1eW0a8 Send ▶