200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_004ttx2i 86ms POST /ai/v1/search {} Idempotency-Key: QfxS5Rrzn75p Send ▶> POST /ai/v1/session {}
< 200 OK req_004ttx2i 86ms POST /ai/v1/search {} Idempotency-Key: QfxS5Rrzn75p Send ▶