200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01jgr7xd 58ms POST /ai/v1/search {} Idempotency-Key: Tmy3eBf781fJ Send ▶> POST /ai/v1/session {}
< 200 OK req_01jgr7xd 58ms POST /ai/v1/search {} Idempotency-Key: Tmy3eBf781fJ Send ▶