200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_0094e28d 80ms POST /ai/v1/search {} Idempotency-Key: pVVjJrlLjsd_ Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_0094e28d 80ms POST /ai/v1/search {} Idempotency-Key: pVVjJrlLjsd_ Send ▶