200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00q5js97 86ms POST /ai/v1/search {} Idempotency-Key: YQ4cIe-NDf2g Send ▶> POST /ai/v1/session {}
< 200 OK req_00q5js97 86ms POST /ai/v1/search {} Idempotency-Key: YQ4cIe-NDf2g Send ▶