# Muse Spark 1.1 vs StarCoder 2 15B

> Muse Spark 1.1 has enough public results to be ranked (#43); StarCoder 2 15B does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/muse-spark-1-1-vs-starcoder-2-15b
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- 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 50.8 to 36.0.
- StarCoder 2 15B has downloadable open weights; the other is API-only.

## Snapshot

| | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| Provider | Meta | NVIDIA |
| Noometry Index | 49.9 | 37.5 |
| Rank | 43 | — |
| Context | 1.05M | — |
| Input $/M | $1.25 | — |
| Output $/M | $4.25 | — |
| Weights | Proprietary | Open |

## Coding

- Muse Spark 1.1: 50.8 (#38)
- StarCoder 2 15B: 36.0

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| DeepSWE | 53.3% | — |
| LMArena WebDev | 1542 | — |
| SciCode | 58.8% | — |
| LMArena Coding | 1497 | — |
| BigCodeBench Complete | — | 38.4% |
| HumanEval+ | — | 37.8% |

## Agentic & Tool Use

- Muse Spark 1.1: 33.9 (#45)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| τ²-bench Banking | 40.5% | — |
| GBAEval | 7.9% | — |
| GDP.pdf | 15% | — |
| Vending-Bench 2 | 6,520 | — |

## Reasoning

- Muse Spark 1.1: 45.9 (#41)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| Epoch Capabilities Index | 154.32 | 104.61 |
| 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

- Muse Spark 1.1: 44.0 (#67)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| ProofBench | 39% | — |
| LMArena Math | 1477 | — |
| GSM8K | — | 57.7% |

## Knowledge

- Muse Spark 1.1: 52.8 (#55)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| SimpleQA Verified | 57.8% | — |
| LMArena Expert | 1480 | — |
| ARC (AI2) Challenge | — | 47.2% |
| MMLU | — | 64.1% |

## Multimodal

- Muse Spark 1.1: 41.9 (#28)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Vision | 1292 | — |
| LMArena Document | 1465 | — |

## Multilingual

- Muse Spark 1.1: 56.8 (#16)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Non-English | 1471 | — |
| LMArena Chinese | 1518 | — |
| LMArena French | 1494 | — |
| LMArena German | 1466 | — |
| LMArena Japanese | 1445 | — |
| LMArena Korean | 1459 | — |
| LMArena Russian | 1482 | — |
| LMArena Spanish | 1471 | — |

## Instruction Following

- Muse Spark 1.1: 76.8 (#36)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Instruction Following | 1457 | — |

## Long Context

- Muse Spark 1.1: 44.8 (#55)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Longer Query | 1463 | — |

## Writing & Preference

- Muse Spark 1.1: 73.6 (#11)
- StarCoder 2 15B: —

| Benchmark | Muse Spark 1.1 | StarCoder 2 15B |
|---|---|---|
| LMArena Text | 1479 | — |
| LMArena Creative Writing | 1440 | — |
| EQ-Bench Creative Writing | 1927 | — |
| EQ-Bench 4 | 1260 | — |
| LMArena Multi-Turn | 1484 | — |

## FAQ

### Is Muse Spark 1.1 better than StarCoder 2 15B?

Muse Spark 1.1 has enough public results to be ranked (#43); 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: 50.8 versus 36.0 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 36 scored results on Noometry and StarCoder 2 15B has 7.