200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_00lzxye0 36ms POST /ai/v1/search {} Idempotency-Key: btafBey9vckr Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_00lzxye0 36ms POST /ai/v1/search {} Idempotency-Key: btafBey9vckr Send ▶