# Grok-3 mini vs Muse Glimmer

> Grok-3 mini and Muse Glimmer score almost the same on the Noometry Index (41.2 vs 41.7), so choose on price, context window or the category you care about most.

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

## Summary

- They share 12 benchmarks with published results for both. Grok-3 mini scores higher in 4 categories and Muse Glimmer in 4 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Glimmer leads 25.7 to 13.6.
- Muse Glimmer has downloadable open weights; the other is API-only.

## Snapshot

| | Grok-3 mini | Muse Glimmer |
|---|---|---|
| Provider | xAI | Meta |
| Noometry Index | 41.2 | 41.7 |
| Rank | 141 | 131 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Grok-3 mini: 40.8 (#131)
- Muse Glimmer: 40.4 (#142)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Coding | 1379 | 1416 |
| Aider Polyglot | 49.3% | — |
| LMArena WebDev | — | 1355 |
| SciCode | — | 44.9% |
| WeirdML | 42.6% | — |

## Reasoning

- Grok-3 mini: 13.6 (#334)
- Muse Glimmer: 25.7 (#144)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Hard Prompts | 1375 | 1396 |
| ARC-AGI-2 | 0.4% | — |
| Kagi LLM Benchmark | 61.3% | — |
| ARC-AGI-1 | 16.5% | — |
| CritPt | — | 2.6% |
| Epoch Capabilities Index | 140.35 | — |

## Math

- Grok-3 mini: 42.1 (#85)
- Muse Glimmer: 38.8 (#125)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Math | 1386 | 1417 |
| OTIS Mock AIME 2024-2025 | 77.8% | — |
| Omni-MATH | 31.8% | — |
| MATH Level 5 | 90.9% | — |
| FrontierMath (Feb 2025 set) | 5.9% | — |

## Knowledge

- Grok-3 mini: 46.4 (#81)
- Muse Glimmer: 38.5 (#143)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Expert | 1395 | 1386 |
| GPQA Diamond | 76.3% | — |
| MMLU-Pro | 79.9% | — |
| Confabulations | 10.8% | — |
| GPQA (HELM) | 67.5% | — |

## Multilingual

- Grok-3 mini: 48.1 (#145)
- Muse Glimmer: 50.5 (#122)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Non-English | 1352 | 1384 |
| LMArena Chinese | 1387 | 1412 |
| LMArena Russian | 1353 | 1390 |
| LMArena French | 1357 | — |
| LMArena German | 1349 | — |
| LMArena Japanese | 1342 | — |
| LMArena Korean | 1335 | — |
| LMArena Spanish | 1381 | — |

## Instruction Following

- Grok-3 mini: 78.5 (#9)
- Muse Glimmer: 72.6 (#135)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Instruction Following | 1357 | 1375 |
| IFEval | 95.1% | — |

## Long Context

- Grok-3 mini: 41.0 (#147)
- Muse Glimmer: 42.1 (#129)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Longer Query | 1372 | 1382 |
| Fiction.LiveBench | 66.7% | — |

## Writing & Preference

- Grok-3 mini: 52.5 (#169)
- Muse Glimmer: 57.5 (#126)

| Benchmark | Grok-3 mini | Muse Glimmer |
|---|---|---|
| LMArena Text | 1370 | 1389 |
| LMArena Creative Writing | 1342 | 1339 |
| LMArena Multi-Turn | 1355 | 1399 |
| Short-Story Creative Writing | 73.5% | — |
| WildBench | 65.1% | — |

## FAQ

### Is Grok-3 mini better than Muse Glimmer?

Grok-3 mini and Muse Glimmer score almost the same on the Noometry Index (41.2 vs 41.7), so choose on price, context window or the category you care about most.

### Is Grok-3 mini or Muse Glimmer better for coding?

They score almost the same on coding (40.8 vs 40.4); test both on your own repository before choosing.

### How many benchmarks do Grok-3 mini and Muse Glimmer share?

12 benchmarks have published results for both models. Grok-3 mini has 35 scored results on Noometry and Muse Glimmer has 15.