Model comparison

GPT-5.1 vs Qwen2.5-Max

GPT-5.1 is the stronger model overall, scoring 49.0 to 40.7 on the Noometry Index.

Last verified . 25 shared benchmarks.

GPT-5.1 OpenAI

49.0

Rank #53 Confirmed

Qwen2.5-Max Alibaba (Qwen)

40.7

Rank #146 Confirmed

Summary

  • They share 25 benchmarks with published results for both. GPT-5.1 scores higher in 8 categories and Qwen2.5-Max in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where GPT-5.1 leads 50.6 to 35.3.
  • The biggest single-benchmark swing is LiveBench Reasoning: 95.8% for GPT-5.1 and 51.4% for Qwen2.5-Max.

Side by side

GPT-5.1 and Qwen2.5-Max specifications
GPT-5.1Qwen2.5-Max
ProviderOpenAIAlibaba (Qwen)
Noometry Index49.040.7
Released2025-11-132025-01-25
WeightsProprietaryProprietary
Context window400K—
Max output128K—
Input $ / M tokens$1.25—
Output $ / M tokens$10—
Results tracked6327

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Category by category

Coding GPT-5.1 leads

GPT-5.1: 46.4 (#66), Qwen2.5-Max: 41.8 (#117)

Coding benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LiveBench Coding72.5%64.4%
LMArena Coding14541359
SWE-bench Verified68%—
SWE-bench Verified (bash only)66%—
LMArena WebDev1395—
SciCode43.3%—
GSO13.7%—
WeirdML60.8%—
ALE-Bench1,192—

Agentic & Tool Use Not comparable

GPT-5.1: 32.7 (#60), Qwen2.5-Max: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
Terminal-Bench47.6%—
DeepResearch Bench42.8%—
LMArena Search1199—
Vending-Bench 21,473—

Reasoning GPT-5.1 leads

GPT-5.1: 39.8 (#58), Qwen2.5-Max: 25.6 (#147)

Reasoning benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LiveBench Reasoning95.8%51.4%
LMArena Hard Prompts14571360
LiveBench Data Analysis72.1%67.9%
Epoch Capabilities Index149.64132.53
LiveBench78.8%62.3%
ARC-AGI-217.6%—
SimpleBench53.2%—
ARC-AGI-172.8%—
CritPt4.9%—
Chess Puzzles32%—
EnigmaEval11.2%—
Mystery Game Puzzles19%—
DTBench90.1%—
LMCA43.9%—
ForecastBench58.1—

Math GPT-5.1 leads

GPT-5.1: 52.2 (#51), Qwen2.5-Max: 36.9 (#162)

Math benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LiveBench Math94.5%58.4%
LMArena Math14471369
OTIS Mock AIME 2024-202588.6%—
Omni-MATH46.4%—
FrontierMath (Feb 2025 set)31%—
FrontierMath Tier 4 (v1)12.5%—

Knowledge GPT-5.1 leads

GPT-5.1: 50.6 (#71), Qwen2.5-Max: 35.3 (#186)

Knowledge benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LMArena Expert14701337
GPQA Diamond87.6%—
Humanity's Last Exam23.7%—
SimpleQA Verified48%—
MMLU-Pro57.9%—
Confabulations—21.8%
Vectara Hallucination Rate10.9%—
GPQA (HELM)44.2%—

Multimodal Not comparable

GPT-5.1: 44.8 (#19), Qwen2.5-Max: —

Multimodal benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LMArena Vision1250—
VPCT58.7%—
LMArena Document1403—

Multilingual GPT-5.1 leads

GPT-5.1: 53.8 (#56), Qwen2.5-Max: 48.1 (#146)

Multilingual benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LMArena Non-English14311352
LMArena Chinese14951382
LMArena French14501396
LMArena German14381350
LMArena Japanese14531300
LMArena Korean14011304
LMArena Russian14351353
LMArena Spanish14331377

Instruction Following GPT-5.1 leads

GPT-5.1: 83.9 (#1), Qwen2.5-Max: 71.3 (#152)

Instruction Following benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LiveBench Instruction Following93.3%75.3%
LMArena Instruction Following14431335
IFEval93.5%—

Long Context GPT-5.1 leads

GPT-5.1: 47.6 (#14), Qwen2.5-Max: 41.4 (#142)

Long Context benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LMArena Longer Query14471358
CL-bench23.7%—
CL-bench Life17.3%—

Writing & Preference GPT-5.1 leads

GPT-5.1: 64.5 (#55), Qwen2.5-Max: 55.4 (#146)

Writing & Preference benchmarks
BenchmarkGPT-5.1Qwen2.5-Max
LMArena Text14431367
LMArena Creative Writing14271339
LMArena Multi-Turn14501364
LiveBench Language80.2%56.3%
Short-Story Creative Writing—72.9%
WildBench86.3%—

Frequently asked questions

Is GPT-5.1 better than Qwen2.5-Max?

GPT-5.1 is the stronger model overall, scoring 49.0 to 40.7 on the Noometry Index.

Is GPT-5.1 or Qwen2.5-Max better for coding?

GPT-5.1 scores higher on coding benchmarks: 46.4 versus 41.8 in the Noometry coding category.

How many benchmarks do GPT-5.1 and Qwen2.5-Max share?

25 benchmarks have published results for both models. GPT-5.1 has 63 scored results on Noometry and Qwen2.5-Max has 27.

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