The U.S. Department of Commerce lifted export controls on Anthropic's Claude Fable 5 and Mythos 5. What does it mean for ...

Anthropic just released Claude Sonnet 5, its best mid-range model yet. Here's how it stacks up against Sonnet 4.6 and Opus ...

Claude Sonnet 5 narrows the gap with Anthropic's flagship Opus 4.8, scoring close on key benchmarks while costing significantly less per token.

Fable 5 is a nerfed version of Anthropic's Mythos model. Turns out it was actually too nerfed, and the company is sorry. Reading time 2 minutes Anthropic’s Fable 5 model is the nerfed version of ...

Anthropic is finally giving the public a taste of its next-generation model, but its blunt safety barriers are angering some artificial-intelligence developers and users—and feeding a growing debate ...

Anthropic today announced the launch of Claude Fable 5, a Mythos-class model that it says is safe for general use. According to Anthropic, Fable 5's capabilities exceed those of any model it has made ...

Anthropic said its powerful new AI model, Mythos, could be dangerous in the wrong hands. WSJ’s Nicole Nguyen explains why and shares some cybersecurity tips for the average tech user. Photo: Sean ...

Anthropic launched Claude Fable 5 on June 9, 2026, calling it the most capable model it has ever released to the general public. Alongside it, the company released Claude Mythos 5 for a small group of ...

As AI models get more powerful, there’s also going to be a level of danger. Anthropic announced Mythos not long ago as a model that was too dangerous for public availability, but a new version of that ...

Back in April, Anthropic unveiled its Claude Mythos AI model that it said was too powerful to publicly release. Instead, the company has shared access with software vendors, including Apple, in an ...

The new model, called Fable 5, has capabilities that “exceed those of every model we’ve previously made generally available,” according to Anthropic. Reading time 2 minutes Back in April, Anthropic ...

It says new safeguards make it possible to release a Mythos-class model it previously said was too risky to make public. It says new safeguards make it possible to release a Mythos-class model it ...