200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0054fm50 68ms POST /ai/v1/search {} Idempotency-Key: YNOXbrRFHphg Send ▶> POST /ai/v1/session {}
< 200 OK req_0054fm50 68ms POST /ai/v1/search {} Idempotency-Key: YNOXbrRFHphg Send ▶