EpochAI Updates MirrorCode Leaderboard: Claude Fable 5 Leads with 64% Solve Rate
xeophon · x · 2026-08-04
EpochAI has updated the MirrorCode leaderboard with results for Claude Fable 5 and GPT-5.6 Sol.
Claude Fable 5 leads the board with a 64% solve rate, significantly outperforming GPT-5.6 Sol, which achieved a 20% solve rate.
Related event: Claude 3.5 Sonnet Tops Updated EpochAI MirrorCode Leaderboard(2 posts)→
More from Models
- Ant Group Engineer's Long Post: The Four Very Different Bets of Chinese AI Labs — AcanthisittaOk1699 · 2026-08-04
- OpenAI's Upcoming 'Astra' Model to Focus on Multi-Agent Collaboration — thesaraharminta · 2026-08-04
- Testing Qwen3.8-Max: Open Models Are Catching Up with Closed Frontier — dair_ai · 2026-08-04
- Kimi K3 Estimated at 2.8T Params, Potentially Distilled from Smaller Opus — gabriberton · 2026-08-04
- Expert Replicates OpenAI Astra Math Results in 24 Hours — Gary Marcus · 2026-08-04
- Claude 3.5 Sonnet and Opus Are Remarkably Terrible at Making Slides — nathanbenaich · 2026-08-04