200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_003tg6t1 76ms POST /ai/v1/search {} Idempotency-Key: VY-TDblfd8I3 Send ▶> POST /ai/v1/session {}
< 200 OK req_003tg6t1 76ms POST /ai/v1/search {} Idempotency-Key: VY-TDblfd8I3 Send ▶