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tensor.news grades benchmarks and tags model claims by evidence status. Every fact carries a source record and provenance. Scores are framed as task performance under a disclosed harness, never as deployed capability.

← Models

Claude 3 Opus

Anthropic·released 2024-03-04

independently reproduced

Scored on 8 benchmarks. 38% of its scores are independently reproduced — the rest are self-reported or unverified.

8
Benchmarks scored
0
SOTA leads
79.47
Best score
38%
Reproduced
3 of 8

Benchmark fingerprint

Every score, ranked, colored by evidence status.

  • MMLU
    79.47
  • Winogrande
    77
  • MATH level 5
    37.48
  • GPQA diamond
    29.55
  • WeirdML
    23.18
  • Cybench
    10
  • SimpleBench
    8.2
  • OTIS Mock AIME 2024-2025
    4.63

All benchmark scores

BenchmarkScoreEvidence statusMeasured
MMLU79.47accuracy (%)unverified· optimized2024-03-04
Winogrande77accuracy (%)unverified· optimized2024-03-04
MATH level 537.48accuracy (%)reproduced· optimized2024-03-04
GPQA diamond29.55accuracy (%)reproduced· optimized2024-03-04
WeirdML23.18accuracy (%)unverified2024-03-04
Cybench10accuracy (%)unverified· optimized2024-03-04
SimpleBench8.2accuracy (%)unverified2024-03-04
OTIS Mock AIME 2024-20254.63accuracy (%)reproduced· optimized2024-03-04
8 source records · epoch_benchmarks. Every score is evidence-linked.

Follow the record

More from Anthropic

  • Claude Fable 599.72
  • Claude Opus 4.898.33
  • Claude Opus 4.797.8
  • Claude Sonnet 4.597.73
  • Claude Haiku 4.596.36
  • Claude Opus 4.694.44