200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00mkp5dh 55ms POST /ai/v1/search {} Idempotency-Key: M4DWpx7ESfH3 Send ▶> POST /ai/v1/session {}
< 200 OK req_00mkp5dh 55ms POST /ai/v1/search {} Idempotency-Key: M4DWpx7ESfH3 Send ▶