200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00mjh5f4 71ms POST /ai/v1/search {} Idempotency-Key: r0c9fTAjA3-V Send ▶> POST /ai/v1/session {}
< 200 OK req_00mjh5f4 71ms POST /ai/v1/search {} Idempotency-Key: r0c9fTAjA3-V Send ▶