200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01jqkraj 66ms POST /ai/v1/search {} Idempotency-Key: -YBTGF2Xe9g1 Send ▶> POST /ai/v1/session {}
< 200 OK req_01jqkraj 66ms POST /ai/v1/search {} Idempotency-Key: -YBTGF2Xe9g1 Send ▶