The Mythos Leak: Anthropic’s 'Claude Mythos' (Capybara) and the Rise of the Agentic Attacker
4 Apr | 7 min read | Guides & Security
The accidental leak of 'Claude Code 2.1.88' and its 44 feature flags has revealed Anthropic's 'Mythos'—a Capybara-class model so powerful at finding vulnerabilities it's triggered a national security briefing.