200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01d255g9 35ms POST /ai/v1/search {} Idempotency-Key: Qe29LdrQ40B4 Send ▶> POST /ai/v1/session {}
< 200 OK req_01d255g9 35ms POST /ai/v1/search {} Idempotency-Key: Qe29LdrQ40B4 Send ▶