Model comparison
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.
Last verified . 12 shared benchmarks.
MetaSummary
- 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.
Side by side
| Grok-3 mini | Muse Glimmer | |
|---|---|---|
| Provider | xAI | Meta |
| Noometry Index | 41.2 | 41.7 |
| Released | 2025-04-09 | 2026-08-10 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 35 | 15 |
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Category by category
Coding Too close to call
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 Muse Glimmer leads
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 leads
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 leads
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 Muse Glimmer leads
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 leads
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 Muse Glimmer leads
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 Muse Glimmer leads
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% | — |
Frequently asked questions
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.