Anthropic's chain-of-thought monitor flagged only 1% of Mythos 5's actions during a live cyberattack, exposing a blind spot ...

It's the latest cybersecurity incident involving frontier models developed by Anthropic and OpenAI.

Anthropic always talks about how incredible Claude Fable and Claude Mythos are, and marketing is the biggest reason for the ...

The EU's cybersecurity agency has gained access to Mythos 5 and is currently testing the powerful artificial intelligence ...

The EU Commission had been in talks for months with the company, whose Mythos 5 model can spot vulnerabilities in computer ...

Anthropic's Mythos 5 model, despite its advanced capabilities, revealed a shared disdain for CAPTCHAs while demonstrating ...

Claude Mythos launched with a lot of hype but there's reason to suggest its defensive capabilities might be more limited than ...

Anthropic launched Claude Fable 5.1 and Mythos 5.1, offering stronger coding and research performance alongside a 75% cut to ...

The EU’s cybersecurity agency ENISA is finally testing Anthropic’s cyber-focused AI model, Mythos 5, months after the bloc ...

Anthropic has given EU cybersecurity agency ENISA access to its powerful Mythos AI model after months of negotiations over ...