200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01gu3wy7 57ms POST /ai/v1/search {} Idempotency-Key: QlRQtndysbSW Send ▶> POST /ai/v1/session {}
< 200 OK req_01gu3wy7 57ms POST /ai/v1/search {} Idempotency-Key: QlRQtndysbSW Send ▶