200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01b7ynjg 66ms POST /ai/v1/search {} Idempotency-Key: sVqKh6J5-IU9 Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01b7ynjg 66ms POST /ai/v1/search {} Idempotency-Key: sVqKh6J5-IU9 Send ▶