# Devstral Small 2505 vs Grok-2 (Dec 2024)

> Devstral Small 2505 and Grok-2 (Dec 2024) score almost the same on the Noometry Index (34.3 vs 33.7), so choose on price, context window or the category you care about most.

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

## Summary

- The widest gap is in coding, where Devstral Small 2505 leads 38.9 to 33.3.
- Devstral Small 2505 has downloadable open weights; the other is API-only.

## Snapshot

| | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| Provider | Mistral AI | xAI |
| Noometry Index | 34.3 | 33.7 |
| Rank | 233 | 239 |
| Context | 128K | — |
| Input $/M | $0.10 | — |
| Output $/M | $0.30 | — |
| Weights | Open | Proprietary |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Grok-2 (Dec 2024): 33.3 (#258)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |
| WeirdML | — | 22.2% |
| LiveBench Coding | — | 46.4% |
| LMArena Coding | — | 1287 |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Grok-2 (Dec 2024): 16.9 (#299)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| SimpleBench | — | 22.7% |
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| LiveBench Reasoning | — | 54.8% |
| LMArena Hard Prompts | — | 1272 |
| DTBench | — | 65.2% |
| LiveBench Data Analysis | — | 54.5% |
| Epoch Capabilities Index | — | 130.48 |
| LiveBench | — | 54.3% |

## Math

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 20.8 (#284)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 11.5% |
| LiveBench Math | — | 54.9% |
| LMArena Math | — | 1283 |
| MATH Level 5 | — | 63.5% |
| FrontierMath (Feb 2025 set) | — | 0.7% |

## Knowledge

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 29.8 (#233)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| GPQA Diamond | — | 53.8% |
| Confabulations | — | 20.1% |
| LMArena Expert | — | 1254 |

## Multilingual

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 43.1 (#188)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Non-English | — | 1282 |
| LMArena Chinese | — | 1289 |
| LMArena French | — | 1318 |
| LMArena German | — | 1287 |
| LMArena Japanese | — | 1244 |
| LMArena Korean | — | 1237 |
| LMArena Russian | — | 1286 |
| LMArena Spanish | — | 1281 |

## Instruction Following

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 66.9 (#202)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| LiveBench Instruction Following | — | 69.6% |
| LMArena Instruction Following | — | 1270 |

## Long Context

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 38.8 (#190)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Longer Query | — | 1276 |

## Writing & Preference

- Devstral Small 2505: —
- Grok-2 (Dec 2024): 48.6 (#198)

| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Text | — | 1305 |
| LMArena Creative Writing | — | 1284 |
| Short-Story Creative Writing | — | 63.6% |
| LMArena Multi-Turn | — | 1290 |
| LiveBench Language | — | 45.6% |

## FAQ

### Is Devstral Small 2505 better than Grok-2 (Dec 2024)?

Devstral Small 2505 and Grok-2 (Dec 2024) score almost the same on the Noometry Index (34.3 vs 33.7), so choose on price, context window or the category you care about most.

### Is Devstral Small 2505 or Grok-2 (Dec 2024) better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 33.3 in the Noometry coding category.

### How many benchmarks do Devstral Small 2505 and Grok-2 (Dec 2024) share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Grok-2 (Dec 2024) has 34.