For three years the AI boom ran on capability claims and vibes. This year it runs on invoices. An inference platform most ...

Further, for specialised security professionals who need the guardrails lifted, Anthropic also launched Claude Mythos 5 – the exact same model as Fable 5 but with the defensive boundaries removed for ...

Anthropic has announced Claude Fable 5, a new AI model that the company describes as its most capable generally available model to date. Introduced on June 9, Fable 5 is based on the same underlying ...

Anthropic released its latest model Tuesday afternoon, heralding the public’s first access to the AI company’s most powerful class of AI systems. Subscribe to read this story ad-free Get unlimited ...

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

Anthropic said its powerful new AI model, Mythos, could be dangerous in the wrong hands. WSJ’s Nicole Nguyen explains why and shares some cybersecurity tips for the average tech user. Photo: Sean ...

Back in April, Anthropic unveiled its Claude Mythos AI model that it said was too powerful to publicly release. Instead, the company has shared access with software vendors, including Apple, in an ...

For developers, Fable 5 is available through the Claude API as claude-fable-5. Anthropic says Fable 5 is fully available today on the Claude API and on consumption-based Enterprise plans. For ...

Did our AI summary help? Anthropic has opened public access to Fable 5, describing it as the first widely available model from its most advanced Mythos family while placing significant restrictions on ...

Anthropic launched Claude Fable 5 on June 9, 2026, calling it the most capable model it has ever released to the general public. Alongside it, the company released Claude Mythos 5 for a small group of ...

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 previously said that it developed a model ...

Anthropic announced Claude Fable 5, a Mythos-class model that will be available to its enterprise customers and paid subscribers. The company unveiled Mythos in April and has limited the rollout ...