{"type": "article", "title": "Claude Fable 5: The harness matters more than the model", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/claude-fable-5-the-harness-matters-more-than-the-model", "original_source": "https://www.endorlabs.com/learn/claude-fable-5-take-two-same-model-different-harness-and-a-very-different-result", "published": "2026-06-17T23:37:27+00:00", "accessed": "2026-06-18", "id": "claude-fable-5-the-harness-matters-more-than-the-model"}