200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00iyg6fx 75ms POST /ai/v1/search {} Idempotency-Key: ePXARj0he3Ab Send ▶> POST /ai/v1/session {}
< 200 OK req_00iyg6fx 75ms POST /ai/v1/search {} Idempotency-Key: ePXARj0he3Ab Send ▶