Model comparison
Amazon Nova Experimental Chat 12 10 vs Devstral Small 2505
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 34.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in reasoning, where Amazon Nova Experimental Chat 12 10 leads 29.3 to 19.7.
- Devstral Small 2505 has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 | |
|---|---|---|
| Provider | Amazon | Mistral AI |
| Noometry Index | 42.9 | 34.3 |
| Released | — | 2025-05-07 |
| Weights | Proprietary | Open |
| Context window | — | 128K |
| Max output | — | 128K |
| Input $ / M tokens | — | $0.10 |
| Output $ / M tokens | — | $0.30 |
| Results tracked | 12 | 4 |
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Category by category
Coding Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 42.2 (#110), Devstral Small 2505: 38.9 (#166)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| SWE-bench Verified (bash only) | — | 56.4% |
| SciCode | — | 28.8% |
| LMArena Coding | 1430 | — |
Reasoning Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 29.3 (#94), Devstral Small 2505: 19.7 (#252)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| Kagi LLM Benchmark | — | 37.7% |
| CritPt | — | 0% |
| LMArena Hard Prompts | 1427 | — |
Math Not comparable
Amazon Nova Experimental Chat 12 10: 38.9 (#124), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Math | 1419 | — |
Knowledge Not comparable
Amazon Nova Experimental Chat 12 10: 39.2 (#136), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Expert | 1408 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 12 10: 51.4 (#108), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Non-English | 1398 | — |
| LMArena Chinese | 1440 | — |
| LMArena Russian | 1395 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 12 10: 73.2 (#123), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Instruction Following | 1387 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 12 10: 42.4 (#125), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Longer Query | 1391 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 12 10: 59.5 (#110), Devstral Small 2505: —
| Benchmark | Amazon Nova Experimental Chat 12 10 | Devstral Small 2505 |
|---|---|---|
| LMArena Text | 1420 | — |
| LMArena Creative Writing | 1350 | — |
| LMArena Multi-Turn | 1409 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 12 10 better than Devstral Small 2505?
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 34.3 on the Noometry Index.
Is Amazon Nova Experimental Chat 12 10 or Devstral Small 2505 better for coding?
Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 38.9 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 12 10 and Devstral Small 2505 share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Devstral Small 2505 has 4.