Anthropic has disputed allegations of a prompt-based jailbreak affecting its recently launched Claude Fable 5 AI model.

Anthropic has released a full version of its cybersecurity-centric Claude Mythos model—along with a safer version for the general public.

Anthropic is releasing Claude Fable 5, its first Mythos-class model available to the public. The model comes with guardrails that block responses in high-risk areas like…

‘Fable 5’ is the same system as controversial Mythos but comes with safeguards

One step further into the power politics of frontier AI systems.