Model comparison

GPT-5 vs Llama 3.2 3B

GPT-5 is the stronger model overall, scoring 50.9 to 28.9 on the Noometry Index. Llama 3.2 3B costs 29× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Last verified . 15 shared benchmarks.

GPT-5 OpenAI

50.9

Rank #45 Confirmed

Llama 3.2 3B Meta

28.9

Rank #321 Confirmed

Summary

  • They share 15 benchmarks with published results for both. GPT-5 scores higher in 9 categories and Llama 3.2 3B in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where GPT-5 leads 63.4 to 24.7.
  • The biggest single-benchmark swing is BALROG: 32.8% for GPT-5 and 10.1% for Llama 3.2 3B.
  • Llama 3.2 3B is cheaper at $0.05 / $0.33 per million input/output tokens, against $1.25 / $10 for GPT-5.
  • GPT-5 accepts more context: 400K tokens versus 131K.
  • Llama 3.2 3B has downloadable open weights; the other is API-only.

Side by side

GPT-5 and Llama 3.2 3B specifications
GPT-5Llama 3.2 3B
ProviderOpenAIMeta
Noometry Index50.928.9
Released2025-08-072024-09-24
WeightsProprietaryOpen
Context window400K131K
Max output128K118K
Input $ / M tokens$1.25$0.05
Output $ / M tokens$10$0.33
Results tracked6918

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Category by category

Coding GPT-5 leads

GPT-5: 50.3 (#47), Llama 3.2 3B: 27.6 (#319)

Coding benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Coding14361098
SWE-bench Verified73.6%—
SWE-bench Verified (bash only)65%—
Aider Polyglot88%—
LMArena WebDev1418—
SciCode42.9%—
GSO6.9%—
WeirdML60.7%—
BigCodeBench Instruct—23.4%
BigCodeBench Complete—28.3%
ALE-Bench1,162—
AlgoTune1.67—

Agentic & Tool Use GPT-5 leads

GPT-5: 33.1 (#56), Llama 3.2 3B: 20.1 (#143)

Agentic & Tool Use benchmarks
BenchmarkGPT-5Llama 3.2 3B
BALROG32.8%10.1%
Terminal-Bench49.6%—
Berkeley Function Calling Leaderboard—21.9%
GDPval34.8%—
Remote Labor Index1.7%—
DeepResearch Bench49.6%—
LMArena Search1133—
METR Time Horizons69.6%—

Reasoning GPT-5 leads

GPT-5: 38.3 (#64), Llama 3.2 3B: 21.0 (#228)

Reasoning benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Hard Prompts14161095
ARC-AGI-29.9%—
SimpleBench56.7%—
Kagi LLM Benchmark72.7%—
ARC-AGI-165.7%—
CritPt12.6%—
Chess Puzzles37%—
EnigmaEval10.5%—
EBR-Bench12.7%—
Mystery Game Puzzles23%—
DTBench90.7%—
LMCA40%—
Epoch Capabilities Index150—
ForecastBench61.4—

Math GPT-5 leads

GPT-5: 55.0 (#44), Llama 3.2 3B: 32.4 (#214)

Math benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Math14071126
FrontierMath (Tiers 1-3)55.4%—
FrontierMath Tier 422%—
OTIS Mock AIME 2024-202591.4%—
ProofBench18%—
Omni-MATH64.7%—
MATH Level 598.1%—
FrontierMath (Feb 2025 set)32.4%—
FrontierMath Tier 4 (v1)12.5%—

Knowledge GPT-5 leads

GPT-5: 56.6 (#43), Llama 3.2 3B: 29.7 (#235)

Knowledge benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Expert14191090
GPQA Diamond86.2%—
Humanity's Last Exam25.3%—
SimpleQA Verified50.1%—
MMLU-Pro86.3%—
Confabulations10.3%—
Vectara Hallucination Rate14.7%—
GPQA (HELM)79.2%—

Multimodal Not comparable

GPT-5: 46.8 (#13), Llama 3.2 3B: —

Multimodal benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Vision1232—
GeoBench81%—
VPCT66%—

Multilingual GPT-5 leads

GPT-5: 51.4 (#110), Llama 3.2 3B: 26.2 (#281)

Multilingual benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Non-English13971019
LMArena Chinese14221017
LMArena German14161056
LMArena Russian1406949
LMArena French1410—
LMArena Japanese1409—
LMArena Korean1360—
LMArena Spanish1399—

Instruction Following GPT-5 leads

GPT-5: 73.8 (#113), Llama 3.2 3B: 56.0 (#275)

Instruction Following benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Instruction Following13881089
IFEval87.5%—

Long Context GPT-5 leads

GPT-5: 69.5 (#2), Llama 3.2 3B: 33.4 (#261)

Long Context benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Longer Query13991100
Fiction.LiveBench97.2%—

Writing & Preference GPT-5 leads

GPT-5: 63.4 (#65), Llama 3.2 3B: 24.7 (#307)

Writing & Preference benchmarks
BenchmarkGPT-5Llama 3.2 3B
LMArena Text14061110
LMArena Creative Writing13651094
EQ-Bench Creative Writing1627595
LMArena Multi-Turn14261105
Short-Story Creative Writing86%—
WildBench85.7%—

Frequently asked questions

Is GPT-5 better than Llama 3.2 3B?

GPT-5 is the stronger model overall, scoring 50.9 to 28.9 on the Noometry Index. Llama 3.2 3B costs 29× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Which is cheaper, GPT-5 or Llama 3.2 3B?

Llama 3.2 3B is cheaper. It lists at $0.05 per million input tokens and $0.33 per million output tokens; GPT-5 lists at $1.25 and $10.

Is GPT-5 or Llama 3.2 3B better for coding?

GPT-5 scores higher on coding benchmarks: 50.3 versus 27.6 in the Noometry coding category.

Which has the bigger context window?

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

How many benchmarks do GPT-5 and Llama 3.2 3B share?

15 benchmarks have published results for both models. GPT-5 has 69 scored results on Noometry and Llama 3.2 3B has 18.

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