# Mercury vs Mistral Medium 3.1

> Mercury is the stronger model overall, scoring 37.6 to 31.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mercury-vs-mistral-medium-3-1
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in writing & preference, where Mistral Medium 3.1 leads 55.5 to 46.2.

## Snapshot

| | Mercury | Mistral Medium 3.1 |
|---|---|---|
| Provider | Inception | Mistral AI |
| Noometry Index | 37.6 | 31.9 |
| Rank | 199 | 266 |
| Context | — | 131K |
| Input $/M | — | $0.40 |
| Output $/M | — | $2 |
| Weights | Proprietary | Proprietary |

## Coding

- Mercury: 38.7 (#170)
- Mistral Medium 3.1: —

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| LMArena Coding | 1322 | — |

## Reasoning

- Mercury: 17.5 (#293)
- Mistral Medium 3.1: 10.6 (#341)

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| Kagi LLM Benchmark | 21.6% | — |
| NYT Connections (extended) | — | 6.5% |
| Thematic Generalization | — | 20.3% |
| LMArena Hard Prompts | 1285 | — |

## Multilingual

- Mercury: 41.6 (#206)
- Mistral Medium 3.1: —

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1260 | — |

## Instruction Following

- Mercury: 65.2 (#224)
- Mistral Medium 3.1: —

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1239 | — |

## Long Context

- Mercury: 38.4 (#198)
- Mistral Medium 3.1: —

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1266 | — |

## Writing & Preference

- Mercury: 46.2 (#221)
- Mistral Medium 3.1: 55.5 (#145)

| Benchmark | Mercury | Mistral Medium 3.1 |
|---|---|---|
| LMArena Text | 1282 | — |
| LMArena Creative Writing | 1191 | — |
| EQ-Bench Creative Writing | — | 1476 |
| LMArena Multi-Turn | 1282 | — |

## FAQ

### Is Mercury better than Mistral Medium 3.1?

Mercury is the stronger model overall, scoring 37.6 to 31.9 on the Noometry Index.

### How many benchmarks do Mercury and Mistral Medium 3.1 share?

0 benchmarks have published results for both models. Mercury has 9 scored results on Noometry and Mistral Medium 3.1 has 3.