200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_014sc78q 53ms POST /ai/v1/search {} Idempotency-Key: X0pMZaEe-8OF Send ▶> POST /ai/v1/session {}
< 200 OK req_014sc78q 53ms POST /ai/v1/search {} Idempotency-Key: X0pMZaEe-8OF Send ▶