Noometry

Model comparison

Claude Opus 5 vs Qwen3.5 Max Preview

Claude Opus 5 is the stronger model overall, scoring 67.7 to 44.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

Claude Opus 5 Anthropic

67.7

Rank #4 Confirmed

Qwen3.5 Max Preview Alibaba (Qwen)

44.7

Rank #72 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Opus 5 scores higher in 8 categories and Qwen3.5 Max Preview in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Opus 5 leads 86.1 to 37.3.

Side by side

Claude Opus 5Qwen3.5 Max Preview
ProviderAnthropicAlibaba (Qwen)
Noometry Index67.744.7
Released2026-07-24—
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked5717

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Category by category

Coding Claude Opus 5 leads

Claude Opus 5: 67.0 (#5), Qwen3.5 Max Preview: 43.4 (#79)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Coding15331488
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
LMArena WebDev1694—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
ALE-Bench2,165—

Agentic & Tool Use Not comparable

Claude Opus 5: 55.5 (#1), Qwen3.5 Max Preview: —

BenchmarkClaude Opus 5Qwen3.5 Max Preview
APEX-Agents65.8%—
OSWorld 2.031.4%—
τ²-bench Banking48.7%—
PostTrainBench35%—
BALROG63.4%—
GBAEval79.6%—
GDP.pdf24%—
Vending-Bench 211,182—

Reasoning Claude Opus 5 leads

Claude Opus 5: 77.1 (#3), Qwen3.5 Max Preview: 29.6 (#81)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Hard Prompts15251483
ARC-AGI-290.4%—
SimpleBench80.6%—
NYT Connections (extended)94.3%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
Mystery Game Puzzles59%—
DTBench97.9%—
LMCA64.5%—
Bench to the Future 30.12—
Epoch Capabilities Index162.67—

Math Claude Opus 5 leads

Claude Opus 5: 86.1 (#6), Qwen3.5 Max Preview: 37.3 (#99)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Math15331473
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—

Knowledge Claude Opus 5 leads

Claude Opus 5: 66.8 (#8), Qwen3.5 Max Preview: 41.1 (#104)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Expert15581489
GPQA Diamond93.9%—
SimpleQA Verified59.9%—

Multimodal Not comparable

Claude Opus 5: 51.1 (#6), Qwen3.5 Max Preview: —

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Vision1321—
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Claude Opus 5 leads

Claude Opus 5: 58.8 (#3), Qwen3.5 Max Preview: 56.4 (#21)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Non-English15001465
LMArena Chinese15751534
LMArena French15221483
LMArena German15221487
LMArena Japanese15101497
LMArena Korean15261438
LMArena Russian15071472
LMArena Spanish15191470

Instruction Following Claude Opus 5 leads

Claude Opus 5: 79.3 (#5), Qwen3.5 Max Preview: 77.2 (#28)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Instruction Following15161467

Long Context Claude Opus 5 leads

Claude Opus 5: 46.5 (#20), Qwen3.5 Max Preview: 45.2 (#44)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Longer Query15161477

Writing & Preference Claude Opus 5 leads

Claude Opus 5: 79.3 (#2), Qwen3.5 Max Preview: 66.1 (#39)

BenchmarkClaude Opus 5Qwen3.5 Max Preview
LMArena Text15061471
LMArena Creative Writing14911464
LMArena Multi-Turn14961478
EQ-Bench Creative Writing2133—
EQ-Bench 41385—

Frequently asked questions

Is Claude Opus 5 better than Qwen3.5 Max Preview?

Claude Opus 5 is the stronger model overall, scoring 67.7 to 44.7 on the Noometry Index.

Is Claude Opus 5 or Qwen3.5 Max Preview better for coding?

Claude Opus 5 scores higher on coding benchmarks: 67.0 versus 43.4 in the Noometry coding category.

How many benchmarks do Claude Opus 5 and Qwen3.5 Max Preview share?

17 benchmarks have published results for both models. Claude Opus 5 has 57 scored results on Noometry and Qwen3.5 Max Preview has 17.

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