200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00yct5l7 23ms POST /ai/v1/search {} Idempotency-Key: A8G1OtvvZmrN Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00yct5l7 23ms POST /ai/v1/search {} Idempotency-Key: A8G1OtvvZmrN Send ▶