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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 Opus 4.6

Anthropic·released 2026-02-05

independently reproduced

Scored on 22 benchmarks, leading 2. 32% of its scores are independently reproduced — the rest are self-reported or unverified.

22
Benchmarks scored
2
SOTA leads
94.44
Best score
32%
Reproduced
7 of 22

Leads on: Cybench, DeepResearch Bench

Benchmark fingerprint

Every score, ranked, colored by evidence status.

  • OTIS Mock AIME 2024-2025
    94.44
  • ARC-AGI
    94
  • Cybench
    93
  • GPQA diamond
    87.37
  • Terminal Bench
    79.8
  • SWE-Bench verified
    78.72
  • WeirdML
    77.95
  • ARC-AGI-2
    69.17
  • FrontierMath-Tiers-1-3-v2-Private
    65.96
  • SimpleBench
    61.12
  • DeepResearch Bench
    55.31
  • SimpleQA Verified
    46.49
  • GBAEval
    44.12
  • GSO-Bench
    41.2
  • APEX-Agents
    31.7
  • HLE
    31.13
  • FrontierMath-Tier-4-v2-Private
    26.83
  • PostTrainBench
    24.82
  • CL-bench
    20.7
  • Chess Puzzles
    17
  • CL-bench Life
    17
  • Remote Labor Index
    4.17

All benchmark scores

BenchmarkScoreEvidence statusMeasured
OTIS Mock AIME 2024-202594.44accuracy (%)reproduced· optimized2026-02-05
ARC-AGI94accuracy (%)unverified· optimized2026-02-05
Cybench93accuracy (%)self-reported· optimized2026-02-05
GPQA diamond87.37accuracy (%)reproduced· optimized2026-02-05
Terminal Bench79.8accuracy (%)unverified· optimized2026-02-05
SWE-Bench verified78.72accuracy (%)reproduced· optimized2026-02-05
WeirdML77.95accuracy (%)unverified2026-02-05
ARC-AGI-269.17accuracy (%)unverified2026-02-05
FrontierMath-Tiers-1-3-v2-Private65.96accuracy (%)reproduced2026-02-05
SimpleBench61.12accuracy (%)unverified2026-02-05
DeepResearch Bench55.31accuracy (%)unverified2026-02-05
SimpleQA Verified46.49accuracy (%)reproduced2026-02-05
GBAEval44.12accuracy (%)unverified2026-02-05
GSO-Bench41.2accuracy (%)unverified2026-02-05
APEX-Agents31.7accuracy (%)unverified2026-02-05
HLE31.13accuracy (%)unverified2026-02-05
FrontierMath-Tier-4-v2-Private26.83accuracy (%)reproduced2026-02-05
PostTrainBench24.82accuracy (%)unverified2026-02-05
CL-bench20.7accuracy (%)unverified2026-02-05
Chess Puzzles17accuracy (%)reproduced2026-02-05
CL-bench Life17accuracy (%)unverified2026-02-05
Remote Labor Index4.17accuracy (%)unverified2026-02-05
22 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 3.7 Sonnet91.16

Benchmarks it leads

  • Cybench
  • DeepResearch Bench