Good luck asking Anthropic’s Fable about biology.
One step further into the power politics of frontier AI systems.

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…

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

Anthropic has begun rolling out a new model called "Fable," which is based on the same underlying model as Mythos, its most powerful AI model class.

Anthropic, maker of the Claude artificial intelligence (AI) models, made the most powerful version of its technology available to the general public

The broad safeguards built into Anthropic's Claude Fable 5, a Mythos-class AI model, blocks some mundane requests on cybersecurity and biology.

Anthropic has unveiled Claude Fable 5, a model similar to Claude Mythos but with major cyber barriers blocking risky prompts and replies.

Anthropic has launched Claude Fable 5 and Claude Mythos 5, introducing a new class of AI models designed for long-horizon, autonomous tasks. The release highlights the industrys…

Anthropic released a 'safe' version of Claude Mythos — and changed its data retention policy for the model, too.

Good luck asking Anthropic’s Fable about biology.

Anthropic's Claude Fable 5 routes basic biology and cybersecurity questions to an older model by design, raising concerns for crypto security researchers.

How Anthropic decides which questions are too dangerous for Claude to answer.