200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01u2l02v 85ms POST /ai/v1/search {} Idempotency-Key: cnyFrdEiSJB5 Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01u2l02v 85ms POST /ai/v1/search {} Idempotency-Key: cnyFrdEiSJB5 Send ▶