Model comparison
Muse Spark vs StarCoder 2 15B
Muse Spark has enough public results to be ranked (#41); StarCoder 2 15B does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
Meta
NVIDIASummary
- They share 1 benchmark with published results for both. Muse Spark scores higher in 1 category and StarCoder 2 15B in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in coding, where Muse Spark leads 45.6 to 36.0.
- StarCoder 2 15B has downloadable open weights; the other is API-only.
Side by side
| Muse Spark | StarCoder 2 15B | |
|---|---|---|
| Provider | Meta | NVIDIA |
| Noometry Index | 50.3 | 37.5 |
| Released | 2026-04-08 | 2024-02-20 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 27 | 7 |
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Category by category
Coding Muse Spark leads
Muse Spark: 45.6 (#65), StarCoder 2 15B: 36.0
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| SciCode | 51.5% | — |
| LMArena Coding | 1482 | — |
| BigCodeBench Complete | — | 38.4% |
| HumanEval+ | — | 37.8% |
Reasoning Not comparable
Muse Spark: 34.9 (#61), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| Epoch Capabilities Index | 152.09 | 104.61 |
| CritPt | 11.3% | — |
| LMArena Hard Prompts | 1475 | — |
| WinoGrande | — | 64.3% |
Math Not comparable
Muse Spark: 46.8 (#57), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 88.9% | — |
| ProofBench | 17% | — |
| LMArena Math | 1455 | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
| GSM8K | — | 57.7% |
Knowledge Not comparable
Muse Spark: 65.7 (#12), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| GPQA Diamond | 89.8% | — |
| Humanity's Last Exam | 40.6% | — |
| LMArena Expert | 1458 | — |
| ARC (AI2) Challenge | — | 47.2% |
| MMLU | — | 64.1% |
Multimodal Not comparable
Muse Spark: 42.7 (#23), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| LMArena Vision | 1306 | — |
| LMArena Document | 1444 | — |
Multilingual Not comparable
Muse Spark: 56.3 (#23), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| LMArena Non-English | 1464 | — |
| LMArena Chinese | 1507 | — |
| LMArena French | 1497 | — |
| LMArena German | 1497 | — |
| LMArena Korean | 1457 | — |
| LMArena Russian | 1467 | — |
| LMArena Spanish | 1471 | — |
Instruction Following Not comparable
Muse Spark: 76.1 (#47), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| LMArena Instruction Following | 1443 | — |
Long Context Not comparable
Muse Spark: 44.4 (#65), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| LMArena Longer Query | 1451 | — |
Writing & Preference Not comparable
Muse Spark: 66.2 (#37), StarCoder 2 15B: —
| Benchmark | Muse Spark | StarCoder 2 15B |
|---|---|---|
| LMArena Text | 1474 | — |
| LMArena Creative Writing | 1460 | — |
| LMArena Multi-Turn | 1477 | — |
Frequently asked questions
Is Muse Spark better than StarCoder 2 15B?
Muse Spark has enough public results to be ranked (#41); StarCoder 2 15B does not yet, so treat this comparison as directional.
Is Muse Spark or StarCoder 2 15B better for coding?
Muse Spark scores higher on coding benchmarks: 45.6 versus 36.0 in the Noometry coding category.
How many benchmarks do Muse Spark and StarCoder 2 15B share?
1 benchmark has published results for both models. Muse Spark has 27 scored results on Noometry and StarCoder 2 15B has 7.