200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_011gjnd3 68ms POST /ai/v1/search {} Idempotency-Key: xNQCDk2OZPXf Send ▶> POST /ai/v1/session {}
< 200 OK req_011gjnd3 68ms POST /ai/v1/search {} Idempotency-Key: xNQCDk2OZPXf Send ▶