200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01b2u46g 31ms POST /ai/v1/search {} Idempotency-Key: uQCUpl8yEd5f Send ▶> POST /ai/v1/session {}
< 200 OK req_01b2u46g 31ms POST /ai/v1/search {} Idempotency-Key: uQCUpl8yEd5f Send ▶