# Devstral Small 2505 vs Mistral Nemo

> Devstral Small 2505 is the stronger model overall, scoring 34.3 to 26.4 on the Noometry Index.

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

## Summary

- Both cost about the same: $0.10 input and $0.30 output per million tokens.

## Snapshot

| | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 34.3 | 26.4 |
| Rank | 233 | 337 |
| Context | 128K | 128K |
| Input $/M | $0.10 | $0.15 |
| Output $/M | $0.30 | $0.15 |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Mistral Nemo: —

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |

## Agentic & Tool Use

- Devstral Small 2505: —
- Mistral Nemo: 23.5 (#125)

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 27.6% |
| BALROG | — | 17.6% |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Mistral Nemo: 20.7 (#232)

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| DTBench | — | 48.6% |
| Epoch Capabilities Index | — | 118.68 |
| PIQA | — | 83.5% |

## Math

- Devstral Small 2505: —
- Mistral Nemo: 25.5 (#268)

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| MATH Level 5 | — | 10.8% |
| GSM8K | — | 84.2% |

## Knowledge

- Devstral Small 2505: —
- Mistral Nemo: 12.3 (#298)

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| GPQA Diamond | — | 29.9% |
| BoolQ | — | 82.5% |

## Writing & Preference

- Devstral Small 2505: —
- Mistral Nemo: 28.5 (#296)

| Benchmark | Devstral Small 2505 | Mistral Nemo |
|---|---|---|
| EQ-Bench Creative Writing | — | 881 |

## FAQ

### Is Devstral Small 2505 better than Mistral Nemo?

Devstral Small 2505 is the stronger model overall, scoring 34.3 to 26.4 on the Noometry Index.

### Which is cheaper, Devstral Small 2505 or Mistral Nemo?

Mistral Nemo is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; Devstral Small 2505 lists at $0.10 and $0.30.

### Which has the bigger context window?

Both accept 128K tokens.

### How many benchmarks do Devstral Small 2505 and Mistral Nemo share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Mistral Nemo has 10.