# Mistral Medium 3.1 vs StarCoder 2 15B

> Mistral Medium 3.1 has enough public results to be ranked (#266); StarCoder 2 15B does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/mistral-medium-3-1-vs-starcoder-2-15b
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- StarCoder 2 15B has downloadable open weights; the other is API-only.

## Snapshot

| | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| Provider | Mistral AI | NVIDIA |
| Noometry Index | 31.9 | 38.1 |
| Rank | 266 | — |
| Context | 131K | — |
| Input $/M | $0.40 | — |
| Output $/M | $2 | — |
| Weights | Proprietary | Open |

## Coding

- Mistral Medium 3.1: —
- StarCoder 2 15B: 36.6

| Benchmark | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| BigCodeBench Complete | — | 38.4% |
| HumanEval+ | — | 37.8% |

## Reasoning

- Mistral Medium 3.1: 10.6 (#341)
- StarCoder 2 15B: —

| Benchmark | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| NYT Connections (extended) | 6.5% | — |
| Thematic Generalization | 20.3% | — |
| Epoch Capabilities Index | — | 105 |
| WinoGrande | — | 64.3% |

## Math

- Mistral Medium 3.1: —
- StarCoder 2 15B: —

| Benchmark | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| GSM8K | — | 57.7% |

## Knowledge

- Mistral Medium 3.1: —
- StarCoder 2 15B: —

| Benchmark | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| ARC (AI2) Challenge | — | 47.2% |
| MMLU | — | 64.1% |

## Writing & Preference

- Mistral Medium 3.1: 55.5 (#145)
- StarCoder 2 15B: —

| Benchmark | Mistral Medium 3.1 | StarCoder 2 15B |
|---|---|---|
| EQ-Bench Creative Writing | 1476 | — |

## FAQ

### Is Mistral Medium 3.1 better than StarCoder 2 15B?

Mistral Medium 3.1 has enough public results to be ranked (#266); StarCoder 2 15B does not yet, so treat this comparison as directional.

### How many benchmarks do Mistral Medium 3.1 and StarCoder 2 15B share?

0 benchmarks have published results for both models. Mistral Medium 3.1 has 3 scored results on Noometry and StarCoder 2 15B has 7.