Model comparison
Muse Glimmer vs Solar Pro4
Muse Glimmer and Solar Pro4 score almost the same on the Noometry Index (41.7 vs 42.1), so choose on price, context window or the category you care about most.
Last verified . 13 shared benchmarks.
Meta
UpstageSummary
- They share 13 benchmarks with published results for both. Muse Glimmer scores higher in 5 categories and Solar Pro4 in 3 categories; 4 gaps are clear of the uncertainty.
- Muse Glimmer has downloadable open weights; the other is API-only.
Side by side
| Muse Glimmer | Solar Pro4 | |
|---|---|---|
| Provider | Meta | Upstage |
| Noometry Index | 41.7 | 42.1 |
| Released | 2026-08-10 | 2026-08-06 |
| Weights | Open | Proprietary |
| Context window | — | 524K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 15 | 18 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Too close to call
Muse Glimmer: 40.4 (#142), Solar Pro4: 40.1 (#149)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena WebDev | 1355 | 1371 |
| LMArena Coding | 1416 | 1437 |
| SciCode | 44.9% | — |
Reasoning Solar Pro4 leads
Muse Glimmer: 25.7 (#144), Solar Pro4: 28.5 (#104)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1399 |
| CritPt | 2.6% | — |
Math Too close to call
Muse Glimmer: 38.8 (#125), Solar Pro4: 38.8 (#128)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Math | 1417 | 1416 |
Knowledge Solar Pro4 leads
Muse Glimmer: 38.5 (#143), Solar Pro4: 39.8 (#129)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1386 | 1427 |
Multilingual Muse Glimmer leads
Muse Glimmer: 50.5 (#122), Solar Pro4: 48.7 (#139)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1384 | 1361 |
| LMArena Chinese | 1412 | 1415 |
| LMArena Russian | 1390 | 1360 |
| LMArena French | — | 1397 |
| LMArena German | — | 1364 |
| LMArena Japanese | — | 1309 |
| LMArena Korean | — | 1382 |
| LMArena Spanish | — | 1401 |
Instruction Following Too close to call
Muse Glimmer: 72.6 (#135), Solar Pro4: 72.7 (#132)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1375 | 1377 |
Long Context Too close to call
Muse Glimmer: 42.1 (#129), Solar Pro4: 42.1 (#130)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1382 | 1381 |
Writing & Preference Muse Glimmer leads
Muse Glimmer: 57.5 (#126), Solar Pro4: 56.5 (#138)
| Benchmark | Muse Glimmer | Solar Pro4 |
|---|---|---|
| LMArena Text | 1389 | 1386 |
| LMArena Creative Writing | 1339 | 1316 |
| LMArena Multi-Turn | 1399 | 1385 |
Frequently asked questions
Is Muse Glimmer better than Solar Pro4?
Muse Glimmer and Solar Pro4 score almost the same on the Noometry Index (41.7 vs 42.1), so choose on price, context window or the category you care about most.
Is Muse Glimmer or Solar Pro4 better for coding?
They score almost the same on coding (40.4 vs 40.1); test both on your own repository before choosing.
How many benchmarks do Muse Glimmer and Solar Pro4 share?
13 benchmarks have published results for both models. Muse Glimmer has 15 scored results on Noometry and Solar Pro4 has 18.