200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01ft8ysj 82ms POST /ai/v1/search {} Idempotency-Key: HjFYliAaeRKa Send ▶> POST /ai/v1/session {}
< 200 OK req_01ft8ysj 82ms POST /ai/v1/search {} Idempotency-Key: HjFYliAaeRKa Send ▶