# GPT-4o mini vs Llama 13b

> GPT-4o mini is the stronger model overall, scoring 25.5 to 24.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4o-mini-vs-llama-13b
- Last updated: 2026-10-11
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. GPT-4o mini scores higher in 4 categories and Llama 13b in 2 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-4o mini leads 39.5 to 13.8.
- Llama 13b has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-4o mini | Llama 13b |
|---|---|---|
| Provider | OpenAI | Meta |
| Noometry Index | 25.5 | 24.4 |
| Rank | 343 | 348 |
| Context | 128K | — |
| Input $/M | $0.15 | — |
| Output $/M | $0.60 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-4o mini: 22.0 (#335)
- Llama 13b: 21.4 (#337)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Coding | 1290 | 683 |
| Aider Polyglot | 3.6% | — |
| WeirdML | 11.8% | — |
| BigCodeBench Instruct | 46.1% | — |
| LiveBench Coding | 43.1% | — |
| BigCodeBench Complete | 57.4% | — |
| HumanEval+ | 83.5% | — |
| MBPP+ | 72.2% | — |

## Agentic & Tool Use

- GPT-4o mini: 27.5 (#101)
- Llama 13b: —

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| BALROG | 17.4% | — |

## Reasoning

- GPT-4o mini: 8.7 (#347)
- Llama 13b: 14.0 (#329)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Hard Prompts | 1267 | 728 |
| Epoch Capabilities Index | 126.56 | 100.58 |
| PIQA | 88.7% | 80.1% |
| ARC-AGI-2 | 0% | — |
| SimpleBench | 10.7% | — |
| Kagi LLM Benchmark | 28.8% | — |
| Chess Puzzles | 0% | — |
| LiveBench Reasoning | 32.8% | — |
| Mystery Game Puzzles | 12% | — |
| DTBench | 54.4% | — |
| LiveBench Data Analysis | 50% | — |
| LMCA | 10.4% | — |
| BIG-Bench Hard | — | 37.9% |
| HellaSwag | — | 79.2% |
| LAMBADA | — | 75.2% |
| LiveBench | 41.3% | — |
| WinoGrande | — | 73% |

## Math

- GPT-4o mini: 10.4 (#314)
- Llama 13b: 26.7 (#256)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Math | 1267 | 838 |
| GSM8K | 91.3% | 20.6% |
| FrontierMath (Tiers 1-3) | 0.7% | — |
| OTIS Mock AIME 2024-2025 | 6.9% | — |
| Omni-MATH | 28% | — |
| LiveBench Math | 36.3% | — |
| MATH Level 5 | 52.6% | — |

## Knowledge

- GPT-4o mini: 17.7 (#284)
- Llama 13b: —

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| BoolQ | 88.7% | 78.7% |
| MMLU | 81.8% | 47.7% |
| GPQA Diamond | 37.7% | — |
| SimpleQA Verified | 8.3% | — |
| MMLU-Pro | 60.3% | — |
| Confabulations | 37.2% | — |
| GPQA (HELM) | 36.8% | — |
| LMArena Expert | 1235 | — |
| ARC (AI2) Challenge | — | 52.7% |
| OpenBookQA | — | 56.4% |
| TriviaQA | — | 77.9% |

## Multimodal

- GPT-4o mini: 25.9 (#122)
- Llama 13b: —

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Vision | 1066 | — |
| Video-MME | 64.8% | — |
| GeoBench | 64% | — |
| VPCT | 34% | — |
| ScienceQA | — | 43.3% |

## Multilingual

- GPT-4o mini: 42.0 (#199)
- Llama 13b: 16.6 (#297)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Non-English | 1266 | 819 |
| LMArena Chinese | 1265 | — |
| LMArena French | 1297 | — |
| LMArena German | 1272 | — |
| LMArena Japanese | 1216 | — |
| LMArena Korean | 1195 | — |
| LMArena Russian | 1275 | — |
| LMArena Spanish | 1276 | — |

## Instruction Following

- GPT-4o mini: 61.9 (#239)
- Llama 13b: 36.7 (#305)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Instruction Following | 1258 | 781 |
| LiveBench Instruction Following | 56.8% | — |
| IFEval | 78.2% | — |

## Long Context

- GPT-4o mini: 39.1 (#186)
- Llama 13b: —

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Longer Query | 1289 | — |

## Writing & Preference

- GPT-4o mini: 39.5 (#248)
- Llama 13b: 13.8 (#312)

| Benchmark | GPT-4o mini | Llama 13b |
|---|---|---|
| LMArena Text | 1286 | 834 |
| LMArena Creative Writing | 1268 | 794 |
| LMArena Multi-Turn | 1285 | 753 |
| Short-Story Creative Writing | 67.2% | — |
| EQ-Bench Creative Writing | 873 | — |
| WildBench | 79.1% | — |
| LiveBench Language | 28.6% | — |

## FAQ

### Is GPT-4o mini better than Llama 13b?

GPT-4o mini is the stronger model overall, scoring 25.5 to 24.4 on the Noometry Index.

### Is GPT-4o mini or Llama 13b better for coding?

They score almost the same on coding (22.0 vs 21.4); test both on your own repository before choosing.

### How many benchmarks do GPT-4o mini and Llama 13b share?

13 benchmarks have published results for both models. GPT-4o mini has 60 scored results on Noometry and Llama 13b has 21.