Noometry

Model comparison

Claude Opus 5 vs QwQ Plus

Claude Opus 5 has enough public results to be ranked (#4); QwQ Plus does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Claude Opus 5 Anthropic

67.8

Rank #4 Confirmed

QwQ Plus Alibaba (Qwen)

38.0

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Claude Opus 5 scores higher in 1 category and QwQ Plus in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Opus 5 leads 66.8 to 36.4.
  • The biggest single-benchmark swing is GPQA Diamond: 93.9% for Claude Opus 5 and 65.4% for QwQ Plus.
  • QwQ Plus is cheaper at $0.80 / $2.40 per million input/output tokens, against $5 / $25 for Claude Opus 5.
  • Claude Opus 5 accepts more context: 1M tokens versus 131K.

Side by side

Claude Opus 5QwQ Plus
ProviderAnthropicAlibaba (Qwen)
Noometry Index67.838.0
Released2026-07-242025-03-05
WeightsProprietaryProprietary
Context window1M131K
Max output128K8K
Input $ / M tokens$5$0.80
Output $ / M tokens$25$2.40
Results tracked571

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Category by category

Coding Not comparable

Claude Opus 5: 67.5 (#5), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
LMArena WebDev1691—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
LMArena Coding1534—
ALE-Bench2,165—

Agentic & Tool Use Not comparable

Claude Opus 5: 55.6 (#1), QwQ Plus: —

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

Reasoning Not comparable

Claude Opus 5: 77.2 (#4), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
ARC-AGI-290.4%—
SimpleBench80.6%—
NYT Connections (extended)94.3%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
LMArena Hard Prompts1526—
Mystery Game Puzzles59%—
DTBench97.9%—
LMCA64.5%—
Bench to the Future 30.12—
Epoch Capabilities Index162.78—

Math Not comparable

Claude Opus 5: 86.2 (#8), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—
LMArena Math1531—

Knowledge Claude Opus 5 leads

Claude Opus 5: 66.8 (#9), QwQ Plus: 36.4

BenchmarkClaude Opus 5QwQ Plus
GPQA Diamond93.9%65.4%
SimpleQA Verified59.9%—
LMArena Expert1557—

Multimodal Not comparable

Claude Opus 5: 50.8 (#8), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
LMArena Vision1319—
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Not comparable

Claude Opus 5: 58.8 (#4), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
LMArena Non-English1501—
LMArena Chinese1574—
LMArena French1519—
LMArena German1524—
LMArena Japanese1516—
LMArena Korean1521—
LMArena Russian1507—
LMArena Spanish1519—

Instruction Following Not comparable

Claude Opus 5: 79.2 (#7), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
LMArena Instruction Following1517—

Long Context Not comparable

Claude Opus 5: 46.5 (#21), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
LMArena Longer Query1515—

Writing & Preference Not comparable

Claude Opus 5: 79.2 (#1), QwQ Plus: —

BenchmarkClaude Opus 5QwQ Plus
LMArena Text1507—
LMArena Creative Writing1491—
EQ-Bench Creative Writing2133—
EQ-Bench 41385—
LMArena Multi-Turn1499—

Frequently asked questions

Is Claude Opus 5 better than QwQ Plus?

Claude Opus 5 has enough public results to be ranked (#4); QwQ Plus does not yet, so treat this comparison as directional.

Which is cheaper, Claude Opus 5 or QwQ Plus?

QwQ Plus is cheaper. It lists at $0.80 per million input tokens and $2.40 per million output tokens; Claude Opus 5 lists at $5 and $25.

Which has the bigger context window?

Claude Opus 5 does, with 1M tokens against 131K.

How many benchmarks do Claude Opus 5 and QwQ Plus share?

1 benchmark has published results for both models. Claude Opus 5 has 57 scored results on Noometry and QwQ Plus has 1.

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