200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01dwmipg 88ms POST /ai/v1/search {} Idempotency-Key: QVabASExsS0A Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01dwmipg 88ms POST /ai/v1/search {} Idempotency-Key: QVabASExsS0A Send ▶