{"author":"higagan","children":[{"author":"latchattack","children":[],"created_at":"2026-07-26T18:49:18.000Z","created_at_i":1785091758,"id":49061109,"options":[],"parent_id":49060845,"points":null,"story_id":49060845,"text":"how are policies versioned? after a block is caused, does the audit leave some trace of the policy state or how it happened? i.e. are blocks reproducible","title":null,"type":"comment","url":null}],"created_at":"2026-07-26T18:22:24.000Z","created_at_i":1785090144,"id":49060845,"options":[],"parent_id":null,"points":2,"story_id":49060845,"text":null,"title":"Show HN: ModelFuzz \u2013 Open-source runtime guardrails for AI agents","type":"story","url":"https://www.modelfuzz.com/"}