Unverified50% confidenceBenchmarkExact time
Fable 5.1 scored 74/80 (92.5%) in the KingBench 3 small-scale test, which is 2 points higher than Astra.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/11/2026
First Seen
Valid until: 12/10/2026
Sources
Related Entities
Related Claims
UnverifiedFable 5 scored 80.3 on the SWE Bench Pro programming test, while OpenAI's GPT 5.5 scored only 58.6.71% similarUnverifiedClaude Fable 5.1 scored 73.4 on CursiveBench 3.2.0 and comprehensively surpassed its predecessor on benchmarks including OS World 2.0.70% similarUnverifiedOn Terminal Bench 2.1, Sol in Ultra mode approached 92%, surpassing Mythos 5's 88%.65% similarUnverifiedOn the SWE-Bench Multilingual benchmark, HY3 scored 75.8, slightly behind DeepSeek V4 Pro's 76.2.63% similarUnverifiedFable 5.1 scored 52.6% on the Terminal Bench Science 0.1 benchmark, more than doubling the score of its previous generation.63% similar
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