200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0106yec2 30ms POST /ai/v1/search {} Idempotency-Key: lxHmc-KqSsiw Send ▶> POST /ai/v1/session {}
< 200 OK req_0106yec2 30ms POST /ai/v1/search {} Idempotency-Key: lxHmc-KqSsiw Send ▶