{"type": "article", "title": "Claude Fable 5.1 just cracked a 370-year-old royalist cipher", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/claude-fable-5-1-just-cracked-a-370-year-old-royalist-cipher", "original_source": "https://promptcube3.com/en/threads/8733/", "published": "2026-09-03T17:38:41+00:00", "accessed": "2026-09-03", "id": "claude-fable-5-1-just-cracked-a-370-year-old-royalist-cipher"}