200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00hqj3yk 87ms POST /ai/v1/search {} Idempotency-Key: 99P838Fyb23S Send ▶> POST /ai/v1/session {}
< 200 OK req_00hqj3yk 87ms POST /ai/v1/search {} Idempotency-Key: 99P838Fyb23S Send ▶