200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01qf7i1r 34ms POST /ai/v1/search {} Idempotency-Key: 6DOd2BHC-Qs3 Send ▶> POST /ai/v1/session {}
< 200 OK req_01qf7i1r 34ms POST /ai/v1/search {} Idempotency-Key: 6DOd2BHC-Qs3 Send ▶