Anthropic’s latest model previously downgraded certain user requests quietly and without warning.

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 said the broad release is possible because of new safeguards that block responses in specific high-risk areas.

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…

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

Anthropic faces backlash as Mythos-based models intentionally limit help for AI research, raising transparency and ethical concerns.

Anthropic says Mythos won't help users build competing AI models. Critics said the move quietly degrades responses and limits competition.

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.

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

Anthropic's newly released Fable model, a limited version of its Mythos cybersecurity tool, has sparked backlash from researchers frustrated with its restrictive guardrails.

Anthropic’s latest model previously downgraded certain user requests quietly and without warning.