200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01k9ge2j 32ms POST /ai/v1/search {} Idempotency-Key: QyeZ3xUvHHsO Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01k9ge2j 32ms POST /ai/v1/search {} Idempotency-Key: QyeZ3xUvHHsO Send ▶