The AI company’s newest public model was met with strong backlash over stringent safety rules and refusals to help users, though others described the measures as “reasonable.”

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…

The leading AI company says the new model is similar to the Mythos model previewed in April but safe for general use.

The new model, called Fable 5, has capabilities that “exceed those of every model we’ve previously made generally available,” according to Anthropic.

June 9 : Anthropic is rolling out a public version of its Mythos AI model, but with guardrails barring its use in risky areas such as cybersecurity, after a preview earlier this…

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

Anthropic launches Claude Fable 5, its most powerful AI model yet, balancing advanced capabilities with strict safety safeguards and restricted high-risk uses.

Anthropic launched Claude Fable 5, its most capable consumer-facing AI model to date, but with a few guardrails.

Fable 5 is the first Anthropic Mythos model released for public use.

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Access was previously limited to organisations like the US government due to the model’s ability to unearth cybersecurity vulnerabilities.

AI company restricted access to Fable 5, its most powerful Mythos model, for months over cybersecurity concerns

Claude Fable 5 is designed to tackle complex projects over days or weeks with minimal human oversight, while its unrestricted sibling remains limited to security and critical…

Cybersecurity researchers are complaining that Anthropic's new model Fable has guardrails that are too strict for any cybersecurity work.

Anthropic's Claude Fable 5 faces backlash from cybersecurity researchers who say its safety classifiers block legitimate vulnerability research and

A paragraph buried in Fable 5's 319-page system card revealed the model would silently downgrade its responses for certain AI development work — without telling users.

A paragraph buried in Fable 5’s 319-page system card revealed the model would silently downgrade its responses for certain AI development work—without telling users.

Hyper-vigilant safety classifiers turn Fable into cautionary tale

Anthropic launches Claude Fable 5 publicly while keeping its most powerful Mythos Preview restricted, as CEO Dario Amodei warns of destabilizing AI risks.

The company changed course after researchers spoke out against the policy, which would have covertly limited Claude’s ability to develop competing AI models.

Anthropic revised hidden AI safeguards in its Mythos and Fable models after researchers criticized covert restrictions that limited Claude's ability to help