Model comparison

GPT-5 Mini vs Llama 2-13B

GPT-5 Mini is the stronger model overall, scoring 41.8 to 29.6 on the Noometry Index.

Last verified . 20 shared benchmarks.

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Llama 2-13B Meta

29.6

Rank #309 Confirmed

Summary

  • They share 20 benchmarks with published results for both. GPT-5 Mini scores higher in 8 categories and Llama 2-13B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where GPT-5 Mini leads 55.2 to 29.8.
  • The biggest single-benchmark swing is DTBench: 80.5% for GPT-5 Mini and 42.2% for Llama 2-13B.
  • Llama 2-13B has downloadable open weights; the other is API-only.

Side by side

GPT-5 Mini and Llama 2-13B specifications
GPT-5 MiniLlama 2-13B
ProviderOpenAIMeta
Noometry Index41.829.6
Released2025-08-072023-07-18
WeightsProprietaryOpen
Context window400K—
Max output128K—
Input $ / M tokens$0.25—
Output $ / M tokens$2—
Results tracked6032

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Category by category

Coding GPT-5 Mini leads

GPT-5 Mini: 40.1 (#146), Llama 2-13B: 30.9 (#291)

Coding benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Coding14061062
SWE-bench Verified64.7%—
SWE-bench Verified (bash only)59.8%—
SWE-bench Multilingual39.7%—
SciCode39.2%—
WeirdML52.7%—
ALE-Bench799.77—
AlgoTune1.38—

Agentic & Tool Use Not comparable

GPT-5 Mini: 31.1 (#70), Llama 2-13B: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
Terminal-Bench34.8%—
Berkeley Function Calling Leaderboard55.5%—
Vending-Bench 2-31.18—

Reasoning GPT-5 Mini leads

GPT-5 Mini: 23.9 (#168), Llama 2-13B: 12.8 (#337)

Reasoning benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
Chess Puzzles30%0%
LMArena Hard Prompts13801051
DTBench80.5%42.2%
Epoch Capabilities Index145.52106.17
ARC-AGI-24.4%—
Kagi LLM Benchmark70.3%—
ARC-AGI-154.3%—
CritPt0%—
EnigmaEval8.2%—
Mystery Game Puzzles10%—
LMCA34.2%—
BIG-Bench Hard—58.2%
ForecastBench61—
HellaSwag—80.7%
LAMBADA—76.5%
PIQA—80.8%
WinoGrande—72.8%

Math GPT-5 Mini leads

GPT-5 Mini: 46.7 (#69), Llama 2-13B: 31.1 (#229)

Math benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Math13781065
FrontierMath (Tiers 1-3)46.7%—
FrontierMath Tier 412.2%—
OTIS Mock AIME 2024-202586.7%—
ProofBench9%—
Omni-MATH72.2%—
MATH Level 597.8%—
FrontierMath (Feb 2025 set)27.2%—
FrontierMath Tier 4 (v1)6.3%—
GSM8K—36.9%

Knowledge GPT-5 Mini leads

GPT-5 Mini: 45.6 (#86), Llama 2-13B: 28.1 (#249)

Knowledge benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Expert13791030
GPQA Diamond75%—
Humanity's Last Exam19.4%—
SimpleQA Verified21.6%—
MMLU-Pro83.5%—
Confabulations13.3%—
Vectara Hallucination Rate12.9%—
GPQA (HELM)75.6%—
ARC (AI2) Challenge—60.3%
BoolQ—82.4%
MMLU—55.6%
OpenBookQA—57%
TriviaQA—79.6%

Multimodal Not comparable

GPT-5 Mini: 35.6 (#85), Llama 2-13B: —

Multimodal benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Vision1202—
VPCT40.2%—
ScienceQA—55.8%

Multilingual GPT-5 Mini leads

GPT-5 Mini: 48.9 (#137), Llama 2-13B: 26.5 (#279)

Multilingual benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Non-English13631024
LMArena Chinese13851001
LMArena French13861044
LMArena German13661009
LMArena Japanese1341894
LMArena Korean1308953
LMArena Russian13621055
LMArena Spanish13551087

Instruction Following GPT-5 Mini leads

GPT-5 Mini: 76.2 (#46), Llama 2-13B: 53.3 (#287)

Instruction Following benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Instruction Following13571045
IFEval92.7%—

Long Context GPT-5 Mini leads

GPT-5 Mini: 41.9 (#132), Llama 2-13B: 32.3 (#269)

Long Context benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Longer Query13551064
Fiction.LiveBench69.4%—

Writing & Preference GPT-5 Mini leads

GPT-5 Mini: 55.2 (#148), Llama 2-13B: 29.8 (#289)

Writing & Preference benchmarks
BenchmarkGPT-5 MiniLlama 2-13B
LMArena Text13731084
LMArena Creative Writing13251047
LMArena Multi-Turn13631050
Short-Story Creative Writing83.1%—
EQ-Bench Creative Writing1313—
WildBench85.5%—

Frequently asked questions

Is GPT-5 Mini better than Llama 2-13B?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 29.6 on the Noometry Index.

Is GPT-5 Mini or Llama 2-13B better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 30.9 in the Noometry coding category.

How many benchmarks do GPT-5 Mini and Llama 2-13B share?

20 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Llama 2-13B has 32.

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