Anthropic’s ARC-AGI-3 lead is being called meaningless as the benchmark saturates
morqon · x · 2026-07-25
- The thread pushes back on Anthropic’s claim that Claude Opus 5 is three times better than the next-best model on ARC-AGI-3, arguing that the benchmark was effectively solved on day one and may be of limited value.
- The cited post highlights a broader criticism of evals that are already saturated: once a benchmark is too easy, large score gaps stop saying much about real-world capability.
- The takeaway is less about one score and more about how quickly some public benchmarks become obsolete as models improve.
Related event: Opus 5's High ARC-AGI-3 Score Sparks Cheating and Overfitting Controversy(11 posts)→
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