200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00cshn43 60ms POST /ai/v1/search {} Idempotency-Key: YAazc4XUb6f4 Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00cshn43 60ms POST /ai/v1/search {} Idempotency-Key: YAazc4XUb6f4 Send ▶