200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00wlxw7s 41ms POST /ai/v1/search {} Idempotency-Key: ly2ZJoYjExAv Send ▶> POST /ai/v1/session {}
< 200 OK req_00wlxw7s 41ms POST /ai/v1/search {} Idempotency-Key: ly2ZJoYjExAv Send ▶