Model comparison
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.
Last verified . 0 shared benchmarks.
Mistral AISummary
- 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.
Side by side
| Devstral Small 2505 | Grok-2 (Dec 2024) | |
|---|---|---|
| Provider | Mistral AI | xAI |
| Noometry Index | 34.3 | 33.7 |
| Released | 2025-05-07 | 2024-08-13 |
| Weights | Open | Proprietary |
| Context window | 128K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.30 | — |
| Results tracked | 4 | 34 |
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Category by category
Coding Devstral Small 2505 leads
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 leads
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 Not comparable
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 Not comparable
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 Not comparable
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 Not comparable
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 Not comparable
Devstral Small 2505: —, Grok-2 (Dec 2024): 38.8 (#190)
| Benchmark | Devstral Small 2505 | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Longer Query | — | 1276 |
Writing & Preference Not comparable
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% |
Frequently asked questions
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.