200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_019ud0v3 39ms POST /ai/v1/search {} Idempotency-Key: mh2C4nE9V24Z Send ▶> POST /ai/v1/session {}
< 200 OK req_019ud0v3 39ms POST /ai/v1/search {} Idempotency-Key: mh2C4nE9V24Z Send ▶