Posted by Alumni from TechCrunch
April 8, 2026
Anthropic on Tuesday released a preview of its new frontier model, Mythos, which it says will be used by a small coterie of partner organizations for cybersecurity work. In a previously leaked memo, the AI startup called the model one of its 'most powerful' yet. The model's limited debut is part of a new security initiative, dubbed Project Glasswing, in which 12 partner organizations will deploy the model for the purposes of 'defensive security work' and to secure critical software, Anthropic said. While it was not specifically trained for cybersecurity work, the model will be used to scan both first-party and open source software systems for code vulnerabilities, the company said. Anthropic claims that, over the past few weeks, Mythos identified 'thousands of zero-day vulnerabilities, many of them critical.' Many of the vulnerabilities are one to two decades old, the company added. Mythos is a general-purpose model for Anthropic's Claude AI systems that the company claims has... learn more