200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01u2pl6s 86ms POST /ai/v1/search {} Idempotency-Key: 4f87sTFgu6oP Send ▶> POST /ai/v1/session {}
< 200 OK req_01u2pl6s 86ms POST /ai/v1/search {} Idempotency-Key: 4f87sTFgu6oP Send ▶