Fly Brain Chess Model Claims to Crush Opus 5

Maxime Labonne trained a chess-playing model using the adult fly connectome (FlyWire), claiming it discovered superhuman compression strategies that 'crushed Opus 5', prompting him to halt training. The model and demo have been open-sourced.

2026-09-17 ~ 2026-09-17 · 2 related posts

• Tiny 'fruit fly' chess model crushes Opus 5, now on Hugging Face — maximelabonne · 2026-09-17
• A Fruit Fly Connectome Learned to Play Chess and 'Was Destroying Opus 5' — maximelabonne · 2026-09-17