200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00tk2bmp 90ms POST /ai/v1/search {} Idempotency-Key: Uj9bKVPXtSJe Send ▶> POST /ai/v1/session {}
< 200 OK req_00tk2bmp 90ms POST /ai/v1/search {} Idempotency-Key: Uj9bKVPXtSJe Send ▶