200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_017j9vd0 45ms POST /ai/v1/search {} Idempotency-Key: 7Ws8iHan_yA8 Send ▶> POST /ai/v1/session {}
< 200 OK req_017j9vd0 45ms POST /ai/v1/search {} Idempotency-Key: 7Ws8iHan_yA8 Send ▶