200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01wjtgpu 68ms POST /ai/v1/search {} Idempotency-Key: DWYDqMsF5Xnx Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_01wjtgpu 68ms POST /ai/v1/search {} Idempotency-Key: DWYDqMsF5Xnx Send ▶