200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0166rkcq 86ms POST /ai/v1/search {} Idempotency-Key: BnTVbRWvv-A6 Send ▶> POST /ai/v1/session {}
< 200 OK req_0166rkcq 86ms POST /ai/v1/search {} Idempotency-Key: BnTVbRWvv-A6 Send ▶