200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_0078b1ip 35ms POST /ai/v1/search {} Idempotency-Key: Ne9h-nO2qxkm Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_0078b1ip 35ms POST /ai/v1/search {} Idempotency-Key: Ne9h-nO2qxkm Send ▶