200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_015i1xmc 18ms POST /ai/v1/search {} Idempotency-Key: l_1gAYQn6_NP Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_015i1xmc 18ms POST /ai/v1/search {} Idempotency-Key: l_1gAYQn6_NP Send ▶