tensor.news
Integrity IndexModelsCompareLabsPapersMethodologyAbout
tensor.news

© 2026

Evidence

  • Integrity Index
  • Model Claim Ledger
  • Compare

Entities

  • Models
  • Benchmarks
  • Labs
  • Papers

Method

  • Methodology
  • About
  • Privacy

Machine

  • Feed (Atom)
  • llms.txt
  • llms-full.txt
  • Sitemap

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 3.5 Sonnet

Anthropic·released 2024-06-20

independently reproduced

Scored on 10 benchmarks. 50% of its scores are independently reproduced — the rest are self-reported or unverified.

10
Benchmarks scored
0
SOTA leads
82
Best score
50%
Reproduced
5 of 10

Benchmark fingerprint

Every score, ranked, colored by evidence status.

  • MMLU
    82
  • MATH level 5
    51.68
  • GPQA diamond
    38.72
  • WeirdML
    30.97
  • Cybench
    17.5
  • SimpleBench
    13
  • OTIS Mock AIME 2024-2025
    6.43
  • FrontierMath-2025-02-28-Private
    1.81
  • FrontierMath-Tier-4-2025-07-01-Private
    0
  • VPCT
    0

All benchmark scores

BenchmarkScoreEvidence statusMeasured
MMLU82accuracy (%)unverified· optimized2024-06-20
MATH level 551.68accuracy (%)reproduced· optimized2024-06-20
GPQA diamond38.72accuracy (%)reproduced· optimized2024-06-20
WeirdML30.97accuracy (%)unverified2024-06-20
Cybench17.5accuracy (%)unverified· optimized2024-06-20
SimpleBench13accuracy (%)unverified2024-06-20
OTIS Mock AIME 2024-20256.43accuracy (%)reproduced· optimized2024-06-20
FrontierMath-2025-02-28-Private1.81accuracy (%)reproduced· optimized2024-06-20
FrontierMath-Tier-4-2025-07-01-Private0accuracy (%)reproduced2024-06-20
VPCT0accuracy (%)unverified2024-06-20
10 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