Anthropic's Fable 5 Sets New High Score on ARC-AGI Benchmarks

mhmazur · x · 2026-08-06

ARC Prize officially verified the performance of Anthropic's Fable 5 on the ARC-AGI benchmarks. The model achieved a high score of 89.2% on ARC-AGI-2 ($5.45/task) and 98.5% on ARC-AGI-1 ($1.02/task), making it the highest-scoring model ever evaluated on ARC-AGI-1 to date.

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