Claude Opus 5 scores 30.2% on ARC-AGI-3 public demo environments
GregKamradt · x · 2026-07-25
ARC Prize says Anthropic’s Fable-class models score about 20% on the ARC-AGI-3 public demo environments, while Claude Opus 5 reaches 30.2%.
The post says the gap appears to come from stronger logical reasoning, which in turn enables more autonomous exploration, planning, and execution in unfamiliar environments.
Related event: Claude Opus 5 Sets New ARC-AGI-3 Record(15 posts)→
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