What Is Claude Mythos? Anthropic’s Unreleased AI Model That Finds Zero-Day Vulnerabilities Humans Can’t
On April 7, 2026, Anthropic revealed something that fundamentally changes the cybersecurity landscape: an unreleased AI model called Claude Mythos Preview that can find and exploit zero-day vulnerabilities with a success rate that dwarfs every previous AI system — and most human security researchers. Mythos isn’t a product you can buy. It isn’t available through…