200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_013ybymu 20ms POST /ai/v1/search {} Idempotency-Key: i9DQJ4VZ2bRV Send ▶> POST /ai/v1/session {}
< 200 OK req_013ybymu 20ms POST /ai/v1/search {} Idempotency-Key: i9DQJ4VZ2bRV Send ▶