# Claude 2.1 vs Devstral Small 2505

> Devstral Small 2505 is the stronger model overall, scoring 34.3 to 25.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-2-1-vs-devstral-small
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Devstral Small 2505 leads 38.9 to 26.2.
- Devstral Small 2505 has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 2.1 | Devstral Small 2505 |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 25.2 | 34.3 |
| Rank | 345 | 233 |
| Context | — | 128K |
| Input $/M | — | $0.10 |
| Output $/M | — | $0.30 |
| Weights | Proprietary | Open |

## Coding

- Claude 2.1: 26.2 (#327)
- Devstral Small 2505: 38.9 (#166)

| Benchmark | Claude 2.1 | Devstral Small 2505 |
|---|---|---|
| SWE-bench Verified (bash only) | — | 56.4% |
| SciCode | — | 28.8% |
| WeirdML | 7.1% | — |

## Reasoning

- Claude 2.1: 21.4 (#221)
- Devstral Small 2505: 19.7 (#252)

| Benchmark | Claude 2.1 | Devstral Small 2505 |
|---|---|---|
| Kagi LLM Benchmark | — | 37.7% |
| CritPt | — | 0% |
| DTBench | 51% | — |
| Epoch Capabilities Index | 119.27 | — |
| ForecastBench | 54.2 | — |

## Math

- Claude 2.1: 10.2 (#315)
- Devstral Small 2505: —

| Benchmark | Claude 2.1 | Devstral Small 2505 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | — |

## Knowledge

- Claude 2.1: 15.4 (#292)
- Devstral Small 2505: —

| Benchmark | Claude 2.1 | Devstral Small 2505 |
|---|---|---|
| GPQA Diamond | 33% | — |
| MMLU | 73.5% | — |

## FAQ

### Is Claude 2.1 better than Devstral Small 2505?

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 25.2 on the Noometry Index.

### Is Claude 2.1 or Devstral Small 2505 better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 26.2 in the Noometry coding category.

### How many benchmarks do Claude 2.1 and Devstral Small 2505 share?

0 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Devstral Small 2505 has 4.