Introducing Claude Fable 5.1 and Claude Mythos 5.1
- They’re the world’s most advanced models for coding and knowledge work—and their research capabilities offer an early glimpse of how AI models will contribute to scientific progress.
- Claude Fable 5.1 and Claude Mythos 5.1 are the same model, but with different levels of safeguards.
- Fable 5.1 is generally available, while Mythos 5.1 is available only through our trusted access programs; its safeguards are specifically designed to support work in cybersecurity and the life sciences.
Unverified
- They’re the world’s most advanced models for coding and knowledge work—and their research capabilities offer an early glimpse of how AI models will contribute to scientific progress.
- Claude Fable 5.1 and Claude Mythos 5.1 are the same model, but with different levels of safeguards.
- Fable 5.1 is generally available, while Mythos 5.1 is available only through our trusted access programs; its safeguards are specifically designed to support work in cybersecurity and the life sciences.
Sources: Anthropic