Model comparison
Muse Spark 1.1 vs Phi-1.5
Muse Spark 1.1 has enough public results to be ranked (#43); Phi-1.5 does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
Meta
MicrosoftSummary
- They share 1 benchmark with published results for both.
- Phi-1.5 has downloadable open weights; the other is API-only.
Side by side
| Muse Spark 1.1 | Phi-1.5 | |
|---|---|---|
| Provider | Meta | Microsoft |
| Noometry Index | 49.9 | — |
| Released | 2026-04-08 | 2023-09-11 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 131K | — |
| Input $ / M tokens | $1.25 | — |
| Output $ / M tokens | $4.25 | — |
| Results tracked | 36 | 7 |
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Category by category
Coding Not comparable
Muse Spark 1.1: 50.8 (#38), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| DeepSWE | 53.3% | — |
| LMArena WebDev | 1542 | — |
| SciCode | 58.8% | — |
| LMArena Coding | 1497 | — |
Agentic & Tool Use Not comparable
Muse Spark 1.1: 33.9 (#45), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| τ²-bench Banking | 40.5% | — |
| GBAEval | 7.9% | — |
| GDP.pdf | 15% | — |
| Vending-Bench 2 | 6,520 | — |
Reasoning Not comparable
Muse Spark 1.1: 45.9 (#41), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| Epoch Capabilities Index | 154.32 | 90.82 |
| NYT Connections (extended) | 84.9% | — |
| CritPt | 15.1% | — |
| LMArena Hard Prompts | 1486 | — |
| DTBench | 94.4% | — |
| LMCA | 49.9% | — |
| Surface Evolver Bench | 52.5% | — |
| HellaSwag | — | 47.6% |
| WinoGrande | — | 73.4% |
Math Not comparable
Muse Spark 1.1: 44.0 (#67), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| ProofBench | 39% | — |
| LMArena Math | 1477 | — |
Knowledge Not comparable
Muse Spark 1.1: 52.8 (#55), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| SimpleQA Verified | 57.8% | — |
| LMArena Expert | 1480 | — |
| ARC (AI2) Challenge | — | 44.4% |
| BoolQ | — | 75.8% |
| MMLU | — | 37.6% |
| OpenBookQA | — | 37.2% |
Multimodal Not comparable
Muse Spark 1.1: 41.9 (#28), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| LMArena Vision | 1292 | — |
| LMArena Document | 1465 | — |
Multilingual Not comparable
Muse Spark 1.1: 56.8 (#16), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| 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 Not comparable
Muse Spark 1.1: 76.8 (#36), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| LMArena Instruction Following | 1457 | — |
Long Context Not comparable
Muse Spark 1.1: 44.8 (#55), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| LMArena Longer Query | 1463 | — |
Writing & Preference Not comparable
Muse Spark 1.1: 73.6 (#11), Phi-1.5: —
| Benchmark | Muse Spark 1.1 | Phi-1.5 |
|---|---|---|
| LMArena Text | 1479 | — |
| LMArena Creative Writing | 1440 | — |
| EQ-Bench Creative Writing | 1927 | — |
| EQ-Bench 4 | 1260 | — |
| LMArena Multi-Turn | 1484 | — |
Frequently asked questions
Is Muse Spark 1.1 better than Phi-1.5?
Muse Spark 1.1 has enough public results to be ranked (#43); Phi-1.5 does not yet, so treat this comparison as directional.
How many benchmarks do Muse Spark 1.1 and Phi-1.5 share?
1 benchmark has published results for both models. Muse Spark 1.1 has 36 scored results on Noometry and Phi-1.5 has 7.