200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0140f7ih 67ms POST /ai/v1/search {} Idempotency-Key: nRoRO_r2zPAc Send ▶> POST /ai/v1/session {}
< 200 OK req_0140f7ih 67ms POST /ai/v1/search {} Idempotency-Key: nRoRO_r2zPAc Send ▶