200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01en47wt 78ms POST /ai/v1/search {} Idempotency-Key: _ueoXvpUSz8g Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01en47wt 78ms POST /ai/v1/search {} Idempotency-Key: _ueoXvpUSz8g Send ▶