# Amazon Nova Experimental Chat 10 09 vs Codestral

> Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.4 to 30.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-09-vs-codestral
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Amazon Nova Experimental Chat 10 09 leads 39.6 to 26.9.
- Codestral has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| Provider | Amazon | Mistral AI |
| Noometry Index | 41.4 | 30.1 |
| Rank | 124 | 287 |
| Context | — | 256K |
| Input $/M | — | $0.30 |
| Output $/M | — | $0.90 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 09: 39.6 (#142)
- Codestral: 26.9 (#316)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| Aider Polyglot | — | 11.1% |
| BigCodeBench Instruct | — | 41.8% |
| LMArena Coding | 1371 | — |
| BigCodeBench Complete | — | 52.5% |
| ALE-Bench | — | 137.78 |
| HumanEval+ | — | 73.8% |
| MBPP+ | — | 61.9% |

## Reasoning

- Amazon Nova Experimental Chat 10 09: 26.2 (#122)
- Codestral: 19.1 (#244)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| Kagi LLM Benchmark | — | 32.5% |
| LMArena Hard Prompts | 1356 | — |

## Multilingual

- Amazon Nova Experimental Chat 10 09: 47.5 (#145)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| LMArena Non-English | 1341 | — |
| LMArena Chinese | 1345 | — |

## Instruction Following

- Amazon Nova Experimental Chat 10 09: 69.7 (#167)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| LMArena Instruction Following | 1316 | — |

## Long Context

- Amazon Nova Experimental Chat 10 09: 40.6 (#146)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| LMArena Longer Query | 1334 | — |

## Writing & Preference

- Amazon Nova Experimental Chat 10 09: 55.0 (#144)
- Codestral: —

| Benchmark | Amazon Nova Experimental Chat 10 09 | Codestral |
|---|---|---|
| LMArena Text | 1365 | — |
| LMArena Creative Writing | 1307 | — |
| LMArena Multi-Turn | 1354 | — |

## FAQ

### Is Amazon Nova Experimental Chat 10 09 better than Codestral?

Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.4 to 30.1 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 09 or Codestral better for coding?

Amazon Nova Experimental Chat 10 09 scores higher on coding benchmarks: 39.6 versus 26.9 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 09 and Codestral share?

0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Codestral has 7.