What's new in Claude Fable 5.1

The latest updates introduce Claude Fable 5.1 and Claude Mythos 5.1, expanding the capabilities of these advanced models. Detailed documentation is provided through the Fable 5.1 System Card, which outlines the technical specifications and operational guidelines for the new version. These releases focus on enhancing performance and functionality across the ecosystem. Users and developers can now explore the specific improvements and changes integrated into both the Fable and Mythos 5.1 iterations to optimize their workflows.