# Muse Glimmer vs Step 3

> Muse Glimmer is the stronger model overall, scoring 41.3 to 39.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/muse-glimmer-vs-step-3
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Muse Glimmer scores higher in 6 categories and Step 3 in 2 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Muse Glimmer leads 50.6 to 46.5.

## Snapshot

| | Muse Glimmer | Step 3 |
|---|---|---|
| Provider | Meta | StepFun |
| Noometry Index | 41.3 | 39.9 |
| Rank | 128 | 145 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Muse Glimmer: 38.7 (#157)
- Step 3: 39.5 (#144)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Coding | 1417 | 1367 |
| LMArena WebDev | 1355 | — |

## Reasoning

- Muse Glimmer: 27.2 (#111)
- Step 3: 27.6 (#102)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Hard Prompts | 1395 | 1355 |
| Kagi LLM Benchmark | — | 62.3% |

## Math

- Muse Glimmer: 36.1 (#128)
- Step 3: 34.9 (#148)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Math | 1419 | 1366 |

## Knowledge

- Muse Glimmer: 37.9 (#140)
- Step 3: 36.2 (#161)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Expert | 1388 | 1333 |

## Multimodal

- Muse Glimmer: —
- Step 3: 34.9 (#81)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Vision | — | 1176 |

## Multilingual

- Muse Glimmer: 50.6 (#117)
- Step 3: 46.5 (#154)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Non-English | 1384 | 1327 |
| LMArena Chinese | 1412 | 1396 |
| LMArena Russian | 1393 | 1331 |
| LMArena German | — | 1371 |
| LMArena Korean | — | 1271 |
| LMArena Spanish | — | 1372 |

## Instruction Following

- Muse Glimmer: 72.7 (#134)
- Step 3: 70.6 (#159)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Instruction Following | 1374 | 1332 |

## Long Context

- Muse Glimmer: 42.1 (#124)
- Step 3: 40.3 (#152)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Longer Query | 1381 | 1326 |

## Writing & Preference

- Muse Glimmer: 57.7 (#122)
- Step 3: 54.5 (#146)

| Benchmark | Muse Glimmer | Step 3 |
|---|---|---|
| LMArena Text | 1389 | 1351 |
| LMArena Creative Writing | 1338 | 1322 |
| LMArena Multi-Turn | 1398 | 1340 |

## FAQ

### Is Muse Glimmer better than Step 3?

Muse Glimmer is the stronger model overall, scoring 41.3 to 39.9 on the Noometry Index.

### Is Muse Glimmer or Step 3 better for coding?

They score almost the same on coding (38.7 vs 39.5); test both on your own repository before choosing.

### How many benchmarks do Muse Glimmer and Step 3 share?

12 benchmarks have published results for both models. Muse Glimmer has 13 scored results on Noometry and Step 3 has 17.