200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_003r2idp 29ms POST /ai/v1/search {} Idempotency-Key: FdZRbmBK2zeU Send ▶> POST /ai/v1/session {}
< 200 OK req_003r2idp 29ms POST /ai/v1/search {} Idempotency-Key: FdZRbmBK2zeU Send ▶