Claude Fable 5 Is Here. I Almost Clicked “Later.”
Anthropic has released Claude Fable 5, a new Mythos-class AI model designed for complex and long-duration tasks. This model offers state-of-the-art performance across various benchmarks, including software engineering, knowledge work, and vision capabilities. To ensure safety, Fable 5 includes safeguards that route sensitive queries to the Opus 4.8 model, though a version called Mythos 5 with fewer restrictions is available for specific partners like the US Government. AI
IMPACT Sets new SOTA on coding and knowledge work benchmarks, potentially accelerating complex task automation.