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

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

Anthropic first announced Mythos in April, which it called a "step change" in capabilities, but opted to tightly control its rollout.

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

Fable 5 includes safeguards to help protect against hacking and bio-terrorism.

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…

Back in April, Anthropic unveiled its Claude Mythos AI model that it said was too powerful to publicly release. Instead,...

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.

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.

Positioned a tier above the previous Opus models, Claude Fable 5 sets a new benchmark for generally available AI, outperforming rivals like OpenAI's GPT-5.5.

Anthropic Mythos is limited to a small group of users, but the company said its Fable 5 model has similar capabilities but with safeguards.

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.