Unauthorized users gained access to Anthropic’s restricted Mythos AI model on launch day via a third-party contractor’s environment

The Next Web
By Ana-Maria StanciucApr 22, 2026, 3:27 am90 ptsTrending
A small group communicating via a private Discord channel accessed Claude Mythos Preview by guessing the model’s URL on the same day Anthropic announced Project Glasswing. Anthropic says it is investigating and has found no evidence of impact to its core systems. The breach highlights the risks of restricting…

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