# Muse Spark vs Muse Spark 1.3

> Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 50.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/muse-spark-vs-muse-spark-1-3
- Last updated: 2026-10-10
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Muse Spark scores higher in 1 category and Muse Spark 1.3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Muse Spark 1.3 leads 72.4 to 46.8.
- The biggest single-benchmark swing is CritPt: 11.3% for Muse Spark and 24.9% for Muse Spark 1.3.

## Snapshot

| | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| Provider | Meta | Meta |
| Noometry Index | 50.3 | 54.4 |
| Rank | 41 | 27 |
| Context | — | 1.05M |
| Input $/M | — | $1.25 |
| Output $/M | — | $4.25 |
| Weights | Proprietary | Proprietary |

## Coding

- Muse Spark: 45.6 (#65)
- Muse Spark 1.3: 56.1 (#18)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| SciCode | 51.5% | 59.7% |
| LMArena Coding | 1482 | 1516 |
| CursorBench | — | 41.6% |
| LMArena WebDev | — | 1655 |

## Agentic & Tool Use

- Muse Spark: —
- Muse Spark 1.3: 38.6 (#28)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| APEX-Agents | — | 57.8% |
| GDP.pdf | — | 27.6% |

## Reasoning

- Muse Spark: 34.9 (#61)
- Muse Spark 1.3: 52.9 (#27)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| CritPt | 11.3% | 24.9% |
| LMArena Hard Prompts | 1475 | 1503 |
| Epoch Capabilities Index | 152.09 | 156.89 |
| NYT Connections (extended) | — | 85.1% |
| Chess Puzzles | — | 38% |
| Mystery Game Puzzles | — | 25% |
| DTBench | — | 96.5% |
| LMCA | — | 53.9% |
| Bench to the Future 3 | — | 0.14 |

## Math

- Muse Spark: 46.8 (#57)
- Muse Spark 1.3: 72.4 (#16)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 88.9% | 99.2% |
| LMArena Math | 1455 | 1497 |
| FrontierMath (Tiers 1-3) | — | 74.4% |
| FrontierMath Tier 4 | — | 46.3% |
| ProofBench | 17% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |

## Knowledge

- Muse Spark: 65.7 (#12)
- Muse Spark 1.3: 42.0 (#92)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Expert | 1458 | 1516 |
| GPQA Diamond | 89.8% | — |
| Humanity's Last Exam | 40.6% | — |

## Multimodal

- Muse Spark: 42.7 (#23)
- Muse Spark 1.3: 43.0 (#21)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Vision | 1306 | 1310 |
| LMArena Document | 1444 | 1471 |

## Multilingual

- Muse Spark: 56.3 (#23)
- Muse Spark 1.3: 57.8 (#6)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Non-English | 1464 | 1485 |
| LMArena Chinese | 1507 | 1527 |
| LMArena French | 1497 | 1534 |
| LMArena Korean | 1457 | 1513 |
| LMArena Russian | 1467 | 1491 |
| LMArena Spanish | 1471 | 1485 |
| LMArena German | 1497 | — |

## Instruction Following

- Muse Spark: 76.1 (#47)
- Muse Spark 1.3: 77.8 (#14)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Instruction Following | 1443 | 1481 |

## Long Context

- Muse Spark: 44.4 (#65)
- Muse Spark 1.3: 45.7 (#29)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Longer Query | 1451 | 1491 |

## Writing & Preference

- Muse Spark: 66.2 (#37)
- Muse Spark 1.3: 73.7 (#10)

| Benchmark | Muse Spark | Muse Spark 1.3 |
|---|---|---|
| LMArena Text | 1474 | 1490 |
| LMArena Creative Writing | 1460 | 1450 |
| LMArena Multi-Turn | 1477 | 1486 |
| EQ-Bench Creative Writing | — | 1906 |

## FAQ

### Is Muse Spark better than Muse Spark 1.3?

Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 50.3 on the Noometry Index.

### Is Muse Spark or Muse Spark 1.3 better for coding?

Muse Spark 1.3 scores higher on coding benchmarks: 56.1 versus 45.6 in the Noometry coding category.

### How many benchmarks do Muse Spark and Muse Spark 1.3 share?

21 benchmarks have published results for both models. Muse Spark has 27 scored results on Noometry and Muse Spark 1.3 has 34.