Claude Fable 5 gave users access to Mythos-class power, but its hidden safeguards turned a safety feature into a trust ...

Anthropic has disputed allegations of a prompt-based jailbreak affecting its recently launched Claude Fable 5 AI model.

This involved dressing in fine clothes, starting a business, and ensuring that it was profitable, all to win the hand of a ...

Anthropic’s Claude Fable 5, released in June 2026, offers groundbreaking AI capabilities for developers, researchers, and ...

Anthropic Fable 5 delivers its biggest gains on the kinds of coding and analytical work that require sustained effort over ...

Positioned a tier above the previous Opus models, Claude Fable 5 sets a new benchmark for generally available AI, ...

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

It isn’t because Fable doesn’t know the answers. It’s because Anthropic won’t let it, by design. Fable is a public-facing, ...

Released in April, GPT-5.5 Pro is the latest model powering ChatGPT. It’s available via OpenAI’s Pro plan (which costs ...

Anthropic's Claude Fable 5 routes basic biology and cybersecurity questions to an older model by design, raising concerns for ...

Microsoft's upcoming Fable reboot will once again allow you to hook up with villagers — just don't expect romance cutscenes ...

The AI company’s newest public model was met with strong backlash over stringent safety rules and refusals to help users.