200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00lwwe09 50ms POST /ai/v1/search {} Idempotency-Key: P2AbYXZLSE9t Send ▶> POST /ai/v1/session {}
< 200 OK req_00lwwe09 50ms POST /ai/v1/search {} Idempotency-Key: P2AbYXZLSE9t Send ▶