{"type": "article", "title": "Anthropic's sandbox was open. One model knew, and kept going.", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/anthropic-s-sandbox-was-open-one-model-knew-and-kept-going", "original_source": "https://dev.to/trustboundary/anthropics-sandbox-was-open-one-model-knew-and-kept-going-96j", "published": "2026-09-21T04:38:47+00:00", "accessed": "2026-09-21", "id": "anthropic-s-sandbox-was-open-one-model-knew-and-kept-going"}