200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01wdgnf8 33ms POST /ai/v1/search {} Idempotency-Key: JxWFx09MPVlv Send ▶> POST /ai/v1/session {}
< 200 OK req_01wdgnf8 33ms POST /ai/v1/search {} Idempotency-Key: JxWFx09MPVlv Send ▶