Model comparison
Muse Spark 1.1 vs StarCoder 2 15B
Muse Spark 1.1 has enough public results to be ranked (#51); 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 1.1 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 1.1 leads 51.3 to 36.6.
- StarCoder 2 15B has downloadable open weights; the other is API-only.
Side by side
| Muse Spark 1.1 | StarCoder 2 15B | |
|---|---|---|
| Provider | Meta | NVIDIA |
| Noometry Index | 49.9 | 38.1 |
| Released | 2026-04-08 | 2024-02-20 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 131K | — |
| Input $ / M tokens | $1.25 | — |
| Output $ / M tokens | $4.25 | — |
| Results tracked | 37 | 7 |
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Category by category
Coding Muse Spark 1.1 leads
Muse Spark 1.1: 51.3 (#40), StarCoder 2 15B: 36.6
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| DeepSWE | 53.3% | — |
| LMArena WebDev | 1542 | — |
| SciCode | 58.8% | — |
| LMArena Coding | 1498 | — |
| BigCodeBench Complete | — | 38.4% |
| HumanEval+ | — | 37.8% |
Agentic & Tool Use Not comparable
Muse Spark 1.1: 30.8 (#73), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| APEX-Agents | 31.8% | — |
| τ²-bench Banking | 40.5% | — |
| GBAEval | 7.9% | — |
| GDP.pdf | 15% | — |
| Vending-Bench 2 | 6,520 | — |
Reasoning Not comparable
Muse Spark 1.1: 47.1 (#44), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| Epoch Capabilities Index | 154.21 | 105 |
| NYT Connections (extended) | 84.9% | — |
| CritPt | 15.1% | — |
| LMArena Hard Prompts | 1486 | — |
| DTBench | 94.4% | — |
| LMCA | 49.9% | — |
| Surface Evolver Bench | 52.5% | — |
| WinoGrande | — | 64.3% |
Math Not comparable
Muse Spark 1.1: 45.5 (#76), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| ProofBench | 39% | — |
| LMArena Math | 1483 | — |
| GSM8K | — | 57.7% |
Knowledge Not comparable
Muse Spark 1.1: 53.1 (#59), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| SimpleQA Verified | 57.8% | — |
| LMArena Expert | 1478 | — |
| ARC (AI2) Challenge | — | 47.2% |
| MMLU | — | 64.1% |
Multimodal Not comparable
Muse Spark 1.1: 42.6 (#29), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Vision | 1293 | — |
| LMArena Document | 1465 | — |
Multilingual Not comparable
Muse Spark 1.1: 56.7 (#17), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Non-English | 1472 | — |
| LMArena Chinese | 1518 | — |
| LMArena French | 1494 | — |
| LMArena German | 1466 | — |
| LMArena Japanese | 1451 | — |
| LMArena Korean | 1458 | — |
| LMArena Russian | 1483 | — |
| LMArena Spanish | 1464 | — |
Instruction Following Not comparable
Muse Spark 1.1: 76.5 (#39), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Instruction Following | 1457 | — |
Long Context Not comparable
Muse Spark 1.1: 44.8 (#58), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Longer Query | 1462 | — |
Writing & Preference Not comparable
Muse Spark 1.1: 73.4 (#11), StarCoder 2 15B: —
| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Text | 1479 | — |
| LMArena Creative Writing | 1437 | — |
| EQ-Bench Creative Writing | 1927 | — |
| EQ-Bench 4 | 1260 | — |
| LMArena Multi-Turn | 1485 | — |
Frequently asked questions
Is Muse Spark 1.1 better than StarCoder 2 15B?
Muse Spark 1.1 has enough public results to be ranked (#51); StarCoder 2 15B does not yet, so treat this comparison as directional.
Is Muse Spark 1.1 or StarCoder 2 15B better for coding?
Muse Spark 1.1 scores higher on coding benchmarks: 51.3 versus 36.6 in the Noometry coding category.
How many benchmarks do Muse Spark 1.1 and StarCoder 2 15B share?
1 benchmark has published results for both models. Muse Spark 1.1 has 37 scored results on Noometry and StarCoder 2 15B has 7.