Third-party dispatches, not graded receipts
Anthropic launches Claude Fable 5.1 and Mythos 5.1, touting research capabilities
Anthropic's new models target coding and knowledge work, with the announcement emphasizing early contributions to scientific progress. Simon Willison reports a 52.6% Terminal-Bench-Science 0.1 score, up from 24.7% for Fable 5.
“Our most advanced models for coding and knowledge work. Their research capabilities also offer an early glimpse of how AI models will contribute to scientific progress.”
Bears on: superhuman-coder-2027