Claude Opus 5 Tops KernelBench Leaderboard

Claude Opus 5 leads the latest KernelBench results across tasks including KernelBenchMega and KernelBenchHard, with one developer hinting that an even stronger internal Anthropic model may exist.

2026-08-16 ~ 2026-08-16 · 2 related posts

• Claude Opus 5 dominates KernelBench, hinting at even stronger internal model — scaling01 · 2026-08-16
• KernelBench leaderboard: Claude Opus 5 leads, but some models fail — scaling01 · 2026-08-16