200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00qi9yyd 68ms POST /ai/v1/search {} Idempotency-Key: Z-4yiJswroOT Send ▶> POST /ai/v1/session {}
< 200 OK req_00qi9yyd 68ms POST /ai/v1/search {} Idempotency-Key: Z-4yiJswroOT Send ▶