"We're changing Fable 5's safeguards for frontier LLM development to make them visible," an Anthropic spokesperson said.

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

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.

Anthropic launches Claude Fable 5, a Mythos-class AI model engineered with new safeguards that specifically restrict its use in cybersecurity.

Anthropic launched Claude Fable 5 with safeguards for high risk tasks while limiting Mythos 5 to trusted cyber partners.

Anthropic said it could not yet release the full Claude Mythos 5 model, so instead it created Fable 5 with baked in safeguards.

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

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

New frontier model refuses cybersecurity, biology, and chemistry queries.

Company also changes data retention policy

Company also changes data retention policy

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

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

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

Anthropic says its new Fable 5 AI model can handle long-running tasks and agents. The tradeoff: higher costs, tighter safeguards and usage limits.

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

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

Anthropic unveils Claude Fable 5, a powerful, safe Mythos-class AI model designed for diverse applications and enhanced performance.