200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_018r714r 47ms POST /ai/v1/search {} Idempotency-Key: lmKzdK3Aojwf Send ▶> POST /ai/v1/session {}
< 200 OK req_018r714r 47ms POST /ai/v1/search {} Idempotency-Key: lmKzdK3Aojwf Send ▶