200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00n04hiu 81ms POST /ai/v1/search {} Idempotency-Key: uWSPEkOk9PFy Send ▶> POST /ai/v1/session {}
< 200 OK req_00n04hiu 81ms POST /ai/v1/search {} Idempotency-Key: uWSPEkOk9PFy Send ▶