200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_016gsg1s 21ms POST /ai/v1/search {} Idempotency-Key: bj6YRWkIV9ne Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_016gsg1s 21ms POST /ai/v1/search {} Idempotency-Key: bj6YRWkIV9ne Send ▶