200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01uj65hj 70ms POST /ai/v1/search {} Idempotency-Key: Svj5d74h1R-x Send ▶> POST /ai/v1/session {}
< 200 OK req_01uj65hj 70ms POST /ai/v1/search {} Idempotency-Key: Svj5d74h1R-x Send ▶