200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00lytoi2 50ms POST /ai/v1/search {} Idempotency-Key: qxVuCX_1nwDD Send ▶> POST /ai/v1/session {}
< 200 OK req_00lytoi2 50ms POST /ai/v1/search {} Idempotency-Key: qxVuCX_1nwDD Send ▶