Model comparison

Grok 4.5 vs QwQ Plus

Grok 4.5 has enough public results to be ranked (#25); QwQ Plus does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Grok 4.5 xAI

55.0

Rank #25 Confirmed

QwQ Plus Alibaba (Qwen)

38.0

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Grok 4.5 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 Grok 4.5 leads 62.3 to 36.4.
  • The biggest single-benchmark swing is GPQA Diamond: 93.4% for Grok 4.5 and 65.4% for QwQ Plus.
  • QwQ Plus is cheaper at $0.80 / $2.40 per million input/output tokens, against $2 / $6 for Grok 4.5.
  • Grok 4.5 accepts more context: 500K tokens versus 131K.

Side by side

Grok 4.5 and QwQ Plus specifications
Grok 4.5QwQ Plus
ProviderxAIAlibaba (Qwen)
Noometry Index55.038.0
Released2026-07-082025-03-05
WeightsProprietaryProprietary
Context window500K131K
Max output500K8K
Input $ / M tokens$2$0.80
Output $ / M tokens$6$2.40
Results tracked521

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Category by category

Coding Not comparable

Grok 4.5: 52.2 (#35), QwQ Plus: —

Coding benchmarks
BenchmarkGrok 4.5QwQ Plus
DeepSWE53.8%—
FrontierCode42.4%—
LMArena WebDev1553—
SciCode54.1%—
WeirdML46.4%—
LMArena Coding1474—
ALE-Bench1,309—

Agentic & Tool Use Not comparable

Grok 4.5: 44.4 (#17), QwQ Plus: —

Agentic & Tool Use benchmarks
BenchmarkGrok 4.5QwQ Plus
APEX-Agents56.2%—
τ²-bench Banking47.9%—
PostTrainBench23.4%—
GBAEval65.4%—
GDP.pdf14%—
LMArena Search1213—
Vending-Bench 23,887—

Reasoning Not comparable

Grok 4.5: 56.1 (#25), QwQ Plus: —

Reasoning benchmarks
BenchmarkGrok 4.5QwQ Plus
ARC-AGI-252.6%—
SimpleBench70%—
Kagi LLM Benchmark83.5%—
NYT Connections (extended)79.9%—
ARC-AGI-187.2%—
CritPt15.4%—
Chess Puzzles36%—
LMArena Hard Prompts1462—
DTBench96.5%—
LMCA45.2%—
Surface Evolver Bench74.4%—
Epoch Capabilities Index153.92—

Math Not comparable

Grok 4.5: 60.9 (#35), QwQ Plus: —

Math benchmarks
BenchmarkGrok 4.5QwQ Plus
FrontierMath (Tiers 1-3)57.2%—
FrontierMath Tier 424.4%—
OTIS Mock AIME 2024-202597.8%—
ProofBench31%—
LMArena Math1459—

Knowledge Grok 4.5 leads

Grok 4.5: 62.3 (#24), QwQ Plus: 36.4

Knowledge benchmarks
BenchmarkGrok 4.5QwQ Plus
GPQA Diamond93.4%65.4%
SimpleQA Verified48.3%—
LMArena Expert1466—

Multimodal Not comparable

Grok 4.5: 37.6 (#72), QwQ Plus: —

Multimodal benchmarks
BenchmarkGrok 4.5QwQ Plus
LMArena Vision1288—
Blueprint-Bench 227.3%—
Furniture Assembly22.5%—
LMArena Document1452—

Multilingual Not comparable

Grok 4.5: 54.4 (#42), QwQ Plus: —

Multilingual benchmarks
BenchmarkGrok 4.5QwQ Plus
LMArena Non-English1440—
LMArena Chinese1496—
LMArena French1456—
LMArena German1446—
LMArena Japanese1428—
LMArena Korean1404—
LMArena Russian1448—
LMArena Spanish1450—

Instruction Following Not comparable

Grok 4.5: 76.0 (#48), QwQ Plus: —

Instruction Following benchmarks
BenchmarkGrok 4.5QwQ Plus
LMArena Instruction Following1446—

Long Context Not comparable

Grok 4.5: 44.8 (#56), QwQ Plus: —

Long Context benchmarks
BenchmarkGrok 4.5QwQ Plus
LMArena Longer Query1463—

Writing & Preference Not comparable

Grok 4.5: 65.8 (#42), QwQ Plus: —

Writing & Preference benchmarks
BenchmarkGrok 4.5QwQ Plus
LMArena Text1448—
LMArena Creative Writing1442—
EQ-Bench Creative Writing1579—
LMArena Multi-Turn1456—

Frequently asked questions

Is Grok 4.5 better than QwQ Plus?

Grok 4.5 has enough public results to be ranked (#25); QwQ Plus does not yet, so treat this comparison as directional.

Which is cheaper, Grok 4.5 or QwQ Plus?

QwQ Plus is cheaper. It lists at $0.80 per million input tokens and $2.40 per million output tokens; Grok 4.5 lists at $2 and $6.

Which has the bigger context window?

Grok 4.5 does, with 500K tokens against 131K.

How many benchmarks do Grok 4.5 and QwQ Plus share?

1 benchmark has published results for both models. Grok 4.5 has 52 scored results on Noometry and QwQ Plus has 1.

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