Model comparison

GPT-5 Mini vs Qwen2.5 72B Instruct

GPT-5 Mini is the stronger model overall, scoring 41.8 to 31.9 on the Noometry Index.

Last verified . 31 shared benchmarks.

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Qwen2.5 72B Instruct Alibaba (Qwen)

31.9

Rank #267 Confirmed

Summary

  • They share 31 benchmarks with published results for both. GPT-5 Mini scores higher in 9 categories and Qwen2.5 72B Instruct in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-5 Mini leads 46.7 to 19.3.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 86.7% for GPT-5 Mini and 8.1% for Qwen2.5 72B Instruct.
  • GPT-5 Mini is cheaper at $0.25 / $2 per million input/output tokens, against $1.40 / $5.60 for Qwen2.5 72B Instruct.
  • GPT-5 Mini accepts more context: 400K tokens versus 131K.
  • Qwen2.5 72B Instruct has downloadable open weights; the other is API-only.

Side by side

GPT-5 Mini and Qwen2.5 72B Instruct specifications
GPT-5 MiniQwen2.5 72B Instruct
ProviderOpenAIAlibaba (Qwen)
Noometry Index41.831.9
Released2025-08-072024-09
WeightsProprietaryOpen
Context window400K131K
Max output128K8K
Input $ / M tokens$0.25$1.40
Output $ / M tokens$2$5.60
Results tracked6043

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Category by category

Coding GPT-5 Mini leads

GPT-5 Mini: 40.1 (#146), Qwen2.5 72B Instruct: 33.2 (#260)

Coding benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
WeirdML52.7%16%
LMArena Coding14061292
SWE-bench Verified64.7%—
SWE-bench Verified (bash only)59.8%—
SWE-bench Multilingual39.7%—
SciCode39.2%—
BigCodeBench Instruct—45.8%
BigCodeBench Complete—55.9%
ALE-Bench799.77—
AlgoTune1.38—

Agentic & Tool Use GPT-5 Mini leads

GPT-5 Mini: 31.1 (#70), Qwen2.5 72B Instruct: 22.1 (#133)

Agentic & Tool Use benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
Terminal-Bench34.8%—
Berkeley Function Calling Leaderboard55.5%—
TheAgentCompany—5.7%
BALROG—16.2%
METR Time Horizons—35.8%
Vending-Bench 2-31.18—

Reasoning GPT-5 Mini leads

GPT-5 Mini: 23.9 (#168), Qwen2.5 72B Instruct: 22.3 (#199)

Reasoning benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
LMArena Hard Prompts13801271
DTBench80.5%62.9%
LMCA34.2%13.4%
Epoch Capabilities Index145.52129
ForecastBench6157.5
ARC-AGI-24.4%—
Kagi LLM Benchmark70.3%—
ARC-AGI-154.3%—
CritPt0%—
Chess Puzzles30%—
EnigmaEval8.2%—
Mystery Game Puzzles10%—
BIG-Bench Hard—79.8%
HellaSwag—84.8%
PIQA—82.6%
WinoGrande—82.3%

Math GPT-5 Mini leads

GPT-5 Mini: 46.7 (#69), Qwen2.5 72B Instruct: 19.3 (#287)

Math benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
OTIS Mock AIME 2024-202586.7%8.1%
Omni-MATH72.2%33%
LMArena Math13781283
MATH Level 597.8%63.2%
FrontierMath (Tiers 1-3)46.7%—
FrontierMath Tier 412.2%—
ProofBench9%—
FrontierMath (Feb 2025 set)27.2%—
FrontierMath Tier 4 (v1)6.3%—

Knowledge GPT-5 Mini leads

GPT-5 Mini: 45.6 (#86), Qwen2.5 72B Instruct: 27.0 (#253)

Knowledge benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
GPQA Diamond75%49.1%
MMLU-Pro83.5%63.1%
Confabulations13.3%19.1%
GPQA (HELM)75.6%42.6%
LMArena Expert13791245
Humanity's Last Exam19.4%—
SimpleQA Verified21.6%—
Vectara Hallucination Rate12.9%—
ARC (AI2) Challenge—94.5%
MMLU—85.3%
TriviaQA—71.9%

Multimodal Not comparable

GPT-5 Mini: 35.6 (#85), Qwen2.5 72B Instruct: —

Multimodal benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
LMArena Vision1202—
VPCT40.2%—

Multilingual GPT-5 Mini leads

GPT-5 Mini: 48.9 (#137), Qwen2.5 72B Instruct: 41.0 (#213)

Multilingual benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
LMArena Non-English13631252
LMArena Chinese13851272
LMArena French13861280
LMArena German13661234
LMArena Japanese13411180
LMArena Korean13081188
LMArena Russian13621264
LMArena Spanish13551256

Instruction Following GPT-5 Mini leads

GPT-5 Mini: 76.2 (#46), Qwen2.5 72B Instruct: 65.5 (#221)

Instruction Following benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
IFEval92.7%80.6%
LMArena Instruction Following13571254

Long Context GPT-5 Mini leads

GPT-5 Mini: 41.9 (#132), Qwen2.5 72B Instruct: 38.9 (#188)

Long Context benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
LMArena Longer Query13551282
Fiction.LiveBench69.4%—

Writing & Preference GPT-5 Mini leads

GPT-5 Mini: 55.2 (#148), Qwen2.5 72B Instruct: 46.7 (#215)

Writing & Preference benchmarks
BenchmarkGPT-5 MiniQwen2.5 72B Instruct
LMArena Text13731269
LMArena Creative Writing13251221
WildBench85.5%80.2%
LMArena Multi-Turn13631272
Short-Story Creative Writing83.1%—
EQ-Bench Creative Writing1313—

Frequently asked questions

Is GPT-5 Mini better than Qwen2.5 72B Instruct?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 31.9 on the Noometry Index.

Which is cheaper, GPT-5 Mini or Qwen2.5 72B Instruct?

GPT-5 Mini is cheaper. It lists at $0.25 per million input tokens and $2 per million output tokens; Qwen2.5 72B Instruct lists at $1.40 and $5.60.

Is GPT-5 Mini or Qwen2.5 72B Instruct better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 33.2 in the Noometry coding category.

Which has the bigger context window?

GPT-5 Mini does, with 400K tokens against 131K.

How many benchmarks do GPT-5 Mini and Qwen2.5 72B Instruct share?

31 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Qwen2.5 72B Instruct has 43.

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