Anthropic has launched Project Glasswing to provide restricted access to its new model, Claude Mythos Preview, to security researchers. This model has demonstrated advanced capabilities in identifying and exploiting thousands of high-severity vulnerabilities across major operating systems and web browsers, significantly outperforming previous models like Claude 4.6 Opus in autonomous exploit development. The company's cautious release strategy is intended to allow the industry time to prepare for the potential security implications of such powerful AI tools. AI
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IMPACT This model's advanced vulnerability research capabilities could accelerate the discovery and patching of critical software flaws, but also poses risks if misused.
RANK_REASON Anthropic announced a new model, Claude Mythos Preview, with a system card detailing its capabilities and a restricted release program. [lever_c_demoted from frontier_release: ic=1 ai=1.0]