200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01n3xok2 26ms POST /ai/v1/search {} Idempotency-Key: _Iiv6t8A2XLg Send ▶> POST /ai/v1/session {}
< 200 OK req_01n3xok2 26ms POST /ai/v1/search {} Idempotency-Key: _Iiv6t8A2XLg Send ▶