Anthropic’s Glasswing initiative raises questions for US cyber operations

Anthropic delayed external release of its advanced Claude Mythos Preview model after it reportedly identified thousands of high-severity vulnerabilities in major operating systems and web browsers; the company launched Project Glasswing with major tech partners to apply the model defensively and has briefed U.S. government agencies, while intelligence and industry observers warn the tool could be weaponized by adversaries or exacerbate software supply‑chain risks.