200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00eb0h3g 44ms POST /ai/v1/search {} Idempotency-Key: e5QS-99BHvAo Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00eb0h3g 44ms POST /ai/v1/search {} Idempotency-Key: e5QS-99BHvAo Send ▶