200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00c24iwj 64ms POST /ai/v1/search {} Idempotency-Key: afNJ4IcWDnBB Send ▶> POST /ai/v1/session {}
< 200 OK req_00c24iwj 64ms POST /ai/v1/search {} Idempotency-Key: afNJ4IcWDnBB Send ▶