Model comparison
Granite 4.2 8B vs Muse Glimmer
Muse Glimmer is the stronger model overall, scoring 41.7 to 40.5 on the Noometry Index.
Last verified . 11 shared benchmarks.
MetaSummary
- They share 11 benchmarks with published results for both. Granite 4.2 8B scores higher in 2 categories and Muse Glimmer in 5 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Muse Glimmer leads 57.5 to 49.6.
Side by side
| Granite 4.2 8B | Muse Glimmer | |
|---|---|---|
| Provider | IBM | Meta |
| Noometry Index | 40.5 | 41.7 |
| Released | — | 2026-08-10 |
| Weights | Open | Open |
| Context window | 131K | — |
| Max output | 118K | — |
| Input $ / M tokens | $0.06 | — |
| Output $ / M tokens | $0.25 | — |
| Results tracked | 11 | 15 |
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Category by category
Coding Too close to call
Granite 4.2 8B: 40.5 (#137), Muse Glimmer: 40.4 (#142)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Coding | 1380 | 1416 |
| LMArena WebDev | — | 1355 |
| SciCode | — | 44.9% |
Reasoning Too close to call
Granite 4.2 8B: 26.6 (#131), Muse Glimmer: 25.7 (#144)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Hard Prompts | 1329 | 1396 |
| CritPt | — | 2.6% |
Math Not comparable
Granite 4.2 8B: —, Muse Glimmer: 38.8 (#125)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Math | — | 1417 |
Knowledge Too close to call
Granite 4.2 8B: 38.4 (#145), Muse Glimmer: 38.5 (#143)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Expert | 1384 | 1386 |
Multilingual Muse Glimmer leads
Granite 4.2 8B: 44.5 (#178), Muse Glimmer: 50.5 (#122)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Non-English | 1302 | 1384 |
| LMArena Chinese | 1366 | 1412 |
| LMArena Russian | 1285 | 1390 |
Instruction Following Muse Glimmer leads
Granite 4.2 8B: 68.7 (#184), Muse Glimmer: 72.6 (#135)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Instruction Following | 1301 | 1375 |
Long Context Muse Glimmer leads
Granite 4.2 8B: 40.3 (#159), Muse Glimmer: 42.1 (#129)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Longer Query | 1324 | 1382 |
Writing & Preference Muse Glimmer leads
Granite 4.2 8B: 49.6 (#189), Muse Glimmer: 57.5 (#126)
| Benchmark | Granite 4.2 8B | Muse Glimmer |
|---|---|---|
| LMArena Text | 1320 | 1389 |
| LMArena Creative Writing | 1236 | 1339 |
| LMArena Multi-Turn | 1301 | 1399 |
Frequently asked questions
Is Granite 4.2 8B better than Muse Glimmer?
Muse Glimmer is the stronger model overall, scoring 41.7 to 40.5 on the Noometry Index.
Is Granite 4.2 8B or Muse Glimmer better for coding?
They score almost the same on coding (40.5 vs 40.4); test both on your own repository before choosing.
How many benchmarks do Granite 4.2 8B and Muse Glimmer share?
11 benchmarks have published results for both models. Granite 4.2 8B has 11 scored results on Noometry and Muse Glimmer has 15.