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Benchmark

Epoch AI evaluates Claude Fable 5

Furniture Assembly 35.8%

Type
BENCHMARK_RESULT
Detection
benchmark
Confidence
high
Status

Primary source

Epoch AI Benchmarking Hub · epoch.ai/benchmarks ↗

Independent benchmark runs (GPQA Diamond, SWE-bench Verified, FrontierMath, ...) plus externally reported leaderboards and the Epoch Capabilities Index (ECI).

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