Fable 5.1
Ben’s Bites
Read full postAnthropic released Fable 5.1, an improved AI model with faster, easier interactions and a new system prompt to avoid copyrighted content. The update also cuts API input caching costs by 75%, reducing usage expenses by about 25%. Users are applying Fable 5.1 to diverse projects like game development and 3D rendering.

- LWiAI Podcast #256 - Fable 5.1, Astra Tease, Gemini 3.8 Flash· Last Week in AI
- Claude Fable 5.1 and Mythos 5.1: The System Card· Don't Worry About the Vase
- Claude Fable 5.1 now available on AI Gateway· 16 sources

