200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01a1de7u 24ms POST /ai/v1/search {} Idempotency-Key: QjA_dY5i8WlB Send ▶> POST /ai/v1/session {}
< 200 OK req_01a1de7u 24ms POST /ai/v1/search {} Idempotency-Key: QjA_dY5i8WlB Send ▶