# GPT-4 vs Mistral Medium 3.1

> Mistral Medium 3.1 is the stronger model overall, scoring 31.9 to 29.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4-vs-mistral-medium-3-1
- Last updated: 2026-10-11
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. GPT-4 scores higher in 1 category and Mistral Medium 3.1 in 1 category; 2 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Mistral Medium 3.1 leads 55.5 to 34.9.
- Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $30 / $60 for GPT-4.
- Mistral Medium 3.1 accepts more context: 131K tokens versus 8K.

## Snapshot

| | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 29.1 | 31.9 |
| Rank | 316 | 266 |
| Context | 8K | 131K |
| Input $/M | $30 | $0.40 |
| Output $/M | $60 | $2 |
| Weights | Proprietary | Proprietary |

## Coding

- GPT-4: 31.6 (#283)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| WeirdML | 12.4% | — |
| BigCodeBench Instruct | 46% | — |
| LMArena Coding | 1254 | — |
| BigCodeBench Complete | 57.2% | — |
| HumanEval+ | 79.3% | — |

## Agentic & Tool Use

- GPT-4: —
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| METR Time Horizons | 36.1% | — |

## Reasoning

- GPT-4: 17.8 (#289)
- Mistral Medium 3.1: 10.6 (#341)

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| NYT Connections (extended) | — | 6.5% |
| Chess Puzzles | 4% | — |
| Thematic Generalization | — | 20.3% |
| LMArena Hard Prompts | 1241 | — |
| Mystery Game Puzzles | 12% | — |
| DTBench | 62.7% | — |
| LMCA | 17.1% | — |
| BIG-Bench Hard | 75.1% | — |
| Epoch Capabilities Index | 125.89 | — |
| ForecastBench | 57.8 | — |
| HellaSwag | 95.3% | — |
| WinoGrande | 87.5% | — |

## Math

- GPT-4: 10.8 (#309)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | — |
| LMArena Math | 1269 | — |
| MATH Level 5 | 23% | — |
| GSM8K | 92% | — |

## Knowledge

- GPT-4: 18.4 (#282)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| GPQA Diamond | 35.7% | — |
| LMArena Expert | 1211 | — |
| MMLU | 86.4% | — |
| TriviaQA | 84.8% | — |

## Multilingual

- GPT-4: 40.6 (#215)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1246 | — |
| LMArena Chinese | 1242 | — |
| LMArena French | 1283 | — |
| LMArena German | 1251 | — |
| LMArena Japanese | 1209 | — |
| LMArena Korean | 1184 | — |
| LMArena Russian | 1251 | — |
| LMArena Spanish | 1261 | — |

## Instruction Following

- GPT-4: 65.3 (#222)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1241 | — |

## Long Context

- GPT-4: 37.7 (#212)
- Mistral Medium 3.1: —

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1244 | — |

## Writing & Preference

- GPT-4: 34.9 (#268)
- Mistral Medium 3.1: 55.5 (#145)

| Benchmark | GPT-4 | Mistral Medium 3.1 |
|---|---|---|
| EQ-Bench Creative Writing | 752 | 1476 |
| LMArena Text | 1263 | — |
| LMArena Creative Writing | 1244 | — |
| LMArena Multi-Turn | 1257 | — |

## FAQ

### Is GPT-4 better than Mistral Medium 3.1?

Mistral Medium 3.1 is the stronger model overall, scoring 31.9 to 29.1 on the Noometry Index.

### Which is cheaper, GPT-4 or Mistral Medium 3.1?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; GPT-4 lists at $30 and $60.

### Which has the bigger context window?

Mistral Medium 3.1 does, with 131K tokens against 8K.

### How many benchmarks do GPT-4 and Mistral Medium 3.1 share?

1 benchmark has published results for both models. GPT-4 has 38 scored results on Noometry and Mistral Medium 3.1 has 3.