# GPT-6 Luna vs Mistral

> GPT-6 Luna is the stronger model overall, scoring 45.1 to 29.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-6-luna-vs-mistral
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. GPT-6 Luna scores higher in 8 categories and Mistral in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-6 Luna leads 40.1 to 16.3.

## Snapshot

| | GPT-6 Luna | Mistral |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 45.1 | 29.4 |
| Rank | 65 | 297 |
| Context | 1.05M | — |
| Input $/M | $0.10 | — |
| Output $/M | $0.50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- GPT-6 Luna: 54.7 (#24)
- Mistral: 33.2 (#249)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Coding | 1448 | 1162 |
| DeepSWE | 66.6% | — |
| FrontierCode | 42.4% | — |
| LMArena WebDev | 1583 | — |

## Reasoning

- GPT-6 Luna: 31.7 (#68)
- Mistral: 21.3 (#199)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Hard Prompts | 1415 | 1149 |
| NYT Connections (extended) | 68.7% | — |

## Math

- GPT-6 Luna: 35.6 (#140)
- Mistral: 20.5 (#275)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Math | 1396 | 1180 |
| Omni-MATH | — | 7.2% |

## Knowledge

- GPT-6 Luna: 40.1 (#110)
- Mistral: 16.3 (#283)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Expert | 1458 | 1125 |
| MMLU-Pro | — | 27.7% |
| GPQA (HELM) | — | 30.3% |

## Multimodal

- GPT-6 Luna: 42.0 (#27)
- Mistral: —

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| Furniture Assembly | 44.2% | — |

## Multilingual

- GPT-6 Luna: 51.0 (#111)
- Mistral: 33.0 (#249)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Non-English | 1390 | 1129 |
| LMArena Chinese | 1425 | 1109 |
| LMArena Russian | 1392 | 1168 |
| LMArena Spanish | 1416 | 1143 |
| LMArena French | — | 1179 |
| LMArena German | — | 1155 |
| LMArena Japanese | — | 1012 |
| LMArena Korean | — | 1032 |

## Instruction Following

- GPT-6 Luna: 74.7 (#85)
- Mistral: 52.9 (#283)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Instruction Following | 1414 | 1152 |
| IFEval | — | 56.8% |

## Long Context

- GPT-6 Luna: 43.3 (#95)
- Mistral: 35.0 (#240)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Longer Query | 1417 | 1154 |

## Writing & Preference

- GPT-6 Luna: 58.4 (#115)
- Mistral: 37.2 (#255)

| Benchmark | GPT-6 Luna | Mistral |
|---|---|---|
| LMArena Text | 1392 | 1165 |
| LMArena Creative Writing | 1357 | 1158 |
| LMArena Multi-Turn | 1400 | 1147 |
| WildBench | — | 66% |

## FAQ

### Is GPT-6 Luna better than Mistral?

GPT-6 Luna is the stronger model overall, scoring 45.1 to 29.4 on the Noometry Index.

### Is GPT-6 Luna or Mistral better for coding?

GPT-6 Luna scores higher on coding benchmarks: 54.7 versus 33.2 in the Noometry coding category.

### How many benchmarks do GPT-6 Luna and Mistral share?

13 benchmarks have published results for both models. GPT-6 Luna has 18 scored results on Noometry and Mistral has 22.