# Amazon Nova Experimental Chat 10 20 vs Codestral

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 30.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-codestral
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Amazon Nova Experimental Chat 10 20 leads 41.6 to 27.3.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| Provider | Amazon | Mistral AI |
| Noometry Index | 42.1 | 30.6 |
| Rank | 118 | 290 |
| Context | — | 256K |
| Input $/M | — | $0.30 |
| Output $/M | — | $0.90 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.6 (#123)
- Codestral: 27.3 (#321)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| Aider Polyglot | — | 11.1% |
| BigCodeBench Instruct | — | 41.8% |
| LMArena Coding | 1412 | — |
| BigCodeBench Complete | — | 52.5% |
| ALE-Bench | — | 137.78 |
| HumanEval+ | — | 73.8% |
| MBPP+ | — | 61.9% |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 28.4 (#106)
- Codestral: 19.8 (#251)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| Kagi LLM Benchmark | — | 32.5% |
| LMArena Hard Prompts | 1396 | — |

## Math

- Amazon Nova Experimental Chat 10 20: 39.0 (#119)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Math | 1425 | — |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 38.5 (#144)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Expert | 1386 | — |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.5 (#131)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Non-English | 1372 | — |
| LMArena Chinese | 1404 | — |
| LMArena French | 1425 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1360 | — |
| LMArena Korean | 1324 | — |
| LMArena Russian | 1371 | — |
| LMArena Spanish | 1382 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.1 (#141)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Instruction Following | 1365 | — |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#133)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Longer Query | 1370 | — |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.6 (#136)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 20 | Codestral |
|---|---|---|
| LMArena Text | 1394 | — |
| LMArena Creative Writing | 1318 | — |
| LMArena Multi-Turn | 1364 | — |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Codestral?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 30.6 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Codestral better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.6 versus 27.3 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Codestral share?

0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Codestral has 7.