# Muse Glimmer vs Yi-Lightning

> Muse Glimmer is the stronger model overall, scoring 41.7 to 37.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/muse-glimmer-vs-yi-lightning
- Last updated: 2026-10-11
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Muse Glimmer scores higher in 7 categories and Yi-Lightning in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in coding, where Muse Glimmer leads 40.4 to 27.4.
- Muse Glimmer has downloadable open weights; the other is API-only.

## Snapshot

| | Muse Glimmer | Yi-Lightning |
|---|---|---|
| Provider | Meta | 01.AI |
| Noometry Index | 41.7 | 37.1 |
| Rank | 131 | 209 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Muse Glimmer: 40.4 (#142)
- Yi-Lightning: 27.4 (#320)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1416 | 1312 |
| Aider Polyglot | — | 12.9% |
| LMArena WebDev | 1355 | — |
| SciCode | 44.9% | — |

## Reasoning

- Muse Glimmer: 25.7 (#144)
- Yi-Lightning: 25.9 (#139)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1302 |
| CritPt | 2.6% | — |

## Math

- Muse Glimmer: 38.8 (#125)
- Yi-Lightning: 36.2 (#172)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Math | 1417 | 1300 |

## Knowledge

- Muse Glimmer: 38.5 (#143)
- Yi-Lightning: 35.4 (#185)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1386 | 1286 |

## Multilingual

- Muse Glimmer: 50.5 (#122)
- Yi-Lightning: 42.2 (#196)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1384 | 1269 |
| LMArena Chinese | 1412 | 1320 |
| LMArena Russian | 1390 | 1255 |
| LMArena French | — | 1305 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Muse Glimmer: 72.6 (#135)
- Yi-Lightning: 67.4 (#196)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1375 | 1278 |

## Long Context

- Muse Glimmer: 42.1 (#129)
- Yi-Lightning: 39.4 (#181)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1382 | 1297 |

## Writing & Preference

- Muse Glimmer: 57.5 (#126)
- Yi-Lightning: 50.2 (#184)

| Benchmark | Muse Glimmer | Yi-Lightning |
|---|---|---|
| LMArena Text | 1389 | 1302 |
| LMArena Creative Writing | 1339 | 1280 |
| LMArena Multi-Turn | 1399 | 1311 |

## FAQ

### Is Muse Glimmer better than Yi-Lightning?

Muse Glimmer is the stronger model overall, scoring 41.7 to 37.1 on the Noometry Index.

### Is Muse Glimmer or Yi-Lightning better for coding?

Muse Glimmer scores higher on coding benchmarks: 40.4 versus 27.4 in the Noometry coding category.

### How many benchmarks do Muse Glimmer and Yi-Lightning share?

12 benchmarks have published results for both models. Muse Glimmer has 15 scored results on Noometry and Yi-Lightning has 18.