Some panned it, some said they needed more information, but caution figured into all of the responses.

Dozens of practitioners said the decision to place export controls on the foreign use of Fable are misguided, and recent jailbreak reports don’t show the model providing…

The Commerce Department’s expert control decree led to the company shutting off access to Fable 5 and Mythos 5 worldwide, drawing sharp criticism from researchers and industry…

Claude Fable 5 offers Mythos-level performance for most tasks with safeguards on sensitive topics. Anthropic claims testing found no universal jailbreaks. Whether that actually holds up in…

Partnership between policymakers and tech companies, not government oversight, offers the best path forward for responsible AI innovation.

AI is breaking things faster than anyone can fix them. Security leaders across the industry are racing to figure out what comes next.

Roughly 150 new organizations across critical infrastructure sectors will gain access to Claude Mythos Preview, Anthropic's most capable — and most restricted — AI model.

Anthropic and OpenAI promise their latest tools will find more vulnerabilities. Cybersecurity employees say they’re already flooded with AI-generated reports.

Paul Lyons, principal deputy assistant secretary for cyber policy, also discussed the importance of cyber offense.

Two independent studies found that Anthropic's Claude Mythos Preview and OpenAI's GPT-5.5 have outpaced every trend line researchers were tracking. No one is sure if this is…