200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01e1iqns 81ms POST /ai/v1/search {} Idempotency-Key: Xyqbzytq1C_3 Send ▶> POST /ai/v1/session {}
< 200 OK req_01e1iqns 81ms POST /ai/v1/search {} Idempotency-Key: Xyqbzytq1C_3 Send ▶