# Amazon Nova Experimental Chat 12 10 vs Yi-Lightning

> Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 37.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-12-10-vs-yi-lightning
- Last updated: 2026-10-11
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 8 categories and Yi-Lightning in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Amazon Nova Experimental Chat 12 10 leads 42.2 to 27.4.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 42.9 | 37.1 |
| Rank | 104 | 209 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 12 10: 42.2 (#110)
- Yi-Lightning: 27.4 (#320)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1430 | 1312 |
| Aider Polyglot | — | 12.9% |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 29.3 (#94)
- Yi-Lightning: 25.9 (#139)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1302 |

## Math

- Amazon Nova Experimental Chat 12 10: 38.9 (#124)
- Yi-Lightning: 36.2 (#172)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Math | 1419 | 1300 |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 39.2 (#136)
- Yi-Lightning: 35.4 (#185)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1408 | 1286 |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.4 (#108)
- Yi-Lightning: 42.2 (#196)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1398 | 1269 |
| LMArena Chinese | 1440 | 1320 |
| LMArena Russian | 1395 | 1255 |
| LMArena French | — | 1305 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.2 (#123)
- Yi-Lightning: 67.4 (#196)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1387 | 1278 |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#125)
- Yi-Lightning: 39.4 (#181)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1391 | 1297 |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.5 (#110)
- Yi-Lightning: 50.2 (#184)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Yi-Lightning |
|---|---|---|
| LMArena Text | 1420 | 1302 |
| LMArena Creative Writing | 1350 | 1280 |
| LMArena Multi-Turn | 1409 | 1311 |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than Yi-Lightning?

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 37.1 on the Noometry Index.

### Is Amazon Nova Experimental Chat 12 10 or Yi-Lightning better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 27.4 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and Yi-Lightning share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Yi-Lightning has 18.