200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01qyyvfs 46ms POST /ai/v1/search {} Idempotency-Key: xZ1SC39f3ui5 Send ▶> POST /ai/v1/session {}
< 200 OK req_01qyyvfs 46ms POST /ai/v1/search {} Idempotency-Key: xZ1SC39f3ui5 Send ▶