200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00rlz3lv 59ms POST /ai/v1/search {} Idempotency-Key: PQrLRv3ZBYmg Send ▶> POST /ai/v1/session {}
< 200 OK req_00rlz3lv 59ms POST /ai/v1/search {} Idempotency-Key: PQrLRv3ZBYmg Send ▶