200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_016xb32p 41ms POST /ai/v1/search {} Idempotency-Key: y9vZba40noby Send ▶> POST /ai/v1/session {}
< 200 OK req_016xb32p 41ms POST /ai/v1/search {} Idempotency-Key: y9vZba40noby Send ▶