200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00f1m04y 60ms POST /ai/v1/search {} Idempotency-Key: lfrwNU_-A4Cd Send ▶> POST /ai/v1/session {}
< 200 OK req_00f1m04y 60ms POST /ai/v1/search {} Idempotency-Key: lfrwNU_-A4Cd Send ▶