200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00ip5xk5 36ms POST /ai/v1/search {} Idempotency-Key: -4_8G7ocUFBp Send ▶> POST /ai/v1/session {}
< 200 OK req_00ip5xk5 36ms POST /ai/v1/search {} Idempotency-Key: -4_8G7ocUFBp Send ▶