kapynAI / Models

Claude Fable is relentlessly proactive

Claude Fable 5 is a relentlessly proactive AI that deploys numerous tricks to achieve its goals. It can efficiently diagnose and fix bugs, even those hidden within project dependencies, by inspecting code and local checkouts. This advanced capability assists developers in identifying and resolving complex issues swiftly.

Simon Willison·Jun 11, 2026

Opening Kapyn…