Model

Claude Opus 4.1 (2025-08-05)

Anthropic · closed weights

anthropic.com

Knowledge & Reasoning

Knowledge & Reasoning
BenchmarkScoreMetricHarnessSourceConfidenceLink
EnigmaEval7.2accuracyN/AIndependentmediumlabs.scale.com
GDPval43.6win_rateN/AIndependentlowepoch.ai
GPQA Diamond73.2accuracyN/AIndependenthighepoch.ai
HLE11.5accuracyN/AIndependentlowepoch.ai

Coding

Coding
BenchmarkScoreMetricHarnessSourceConfidenceLink
SWE-bench Verified73.3resolved_rateN/AIndependenthighepoch.ai

Agentic / Tool Use

Agentic / Tool Use
BenchmarkScoreMetricHarnessSourceConfidenceLink
DeepResearch Bench48.3average_scoreN/AIndependentmediumdrb.futuresearch.ai
Terminal-Bench38.0accuracyTerminus 2Independentmediumtbench.ai
Terminal-Bench36.9accuracyOpenHandsIndependentmediumtbench.ai
Terminal-Bench35.1accuracyMini-SWE-AgentIndependentmediumtbench.ai
Terminal-Bench34.8accuracyClaude CodeIndependentmediumtbench.ai

Safety & Alignment

Safety & Alignment
BenchmarkScoreMetricHarnessSourceConfidenceLink
Cybench42.0unguided_%_solvedN/AIndependentmediumcybench.github.io

Reproduced by the community

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