# Muse Glimmer vs Muse Spark 1.3

> Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 41.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/muse-glimmer-vs-muse-spark-1-3
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Muse Glimmer scores higher in 0 categories 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 36.1.
- Muse Glimmer has downloadable open weights; the other is API-only.

## Snapshot

| | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| Provider | Meta | Meta |
| Noometry Index | 41.3 | 54.4 |
| Rank | 128 | 27 |
| Context | — | 1.05M |
| Input $/M | — | $1.25 |
| Output $/M | — | $4.25 |
| Weights | Open | Proprietary |

## Coding

- Muse Glimmer: 38.7 (#157)
- Muse Spark 1.3: 56.1 (#18)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena WebDev | 1355 | 1655 |
| LMArena Coding | 1417 | 1516 |
| CursorBench | — | 41.6% |
| SciCode | — | 59.7% |

## Agentic & Tool Use

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

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

## Reasoning

- Muse Glimmer: 27.2 (#111)
- Muse Spark 1.3: 52.9 (#27)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Hard Prompts | 1395 | 1503 |
| NYT Connections (extended) | — | 85.1% |
| CritPt | — | 24.9% |
| Chess Puzzles | — | 38% |
| Mystery Game Puzzles | — | 25% |
| DTBench | — | 96.5% |
| LMCA | — | 53.9% |
| Bench to the Future 3 | — | 0.14 |
| Epoch Capabilities Index | — | 156.89 |

## Math

- Muse Glimmer: 36.1 (#128)
- Muse Spark 1.3: 72.4 (#16)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Math | 1419 | 1497 |
| FrontierMath (Tiers 1-3) | — | 74.4% |
| FrontierMath Tier 4 | — | 46.3% |
| OTIS Mock AIME 2024-2025 | — | 99.2% |

## Knowledge

- Muse Glimmer: 37.9 (#140)
- Muse Spark 1.3: 42.0 (#92)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Expert | 1388 | 1516 |

## Multimodal

- Muse Glimmer: —
- Muse Spark 1.3: 43.0 (#21)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Vision | — | 1310 |
| LMArena Document | — | 1471 |

## Multilingual

- Muse Glimmer: 50.6 (#117)
- Muse Spark 1.3: 57.8 (#6)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Non-English | 1384 | 1485 |
| LMArena Chinese | 1412 | 1527 |
| LMArena Russian | 1393 | 1491 |
| LMArena French | — | 1534 |
| LMArena Korean | — | 1513 |
| LMArena Spanish | — | 1485 |

## Instruction Following

- Muse Glimmer: 72.7 (#134)
- Muse Spark 1.3: 77.8 (#14)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Instruction Following | 1374 | 1481 |

## Long Context

- Muse Glimmer: 42.1 (#124)
- Muse Spark 1.3: 45.7 (#29)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Longer Query | 1381 | 1491 |

## Writing & Preference

- Muse Glimmer: 57.7 (#122)
- Muse Spark 1.3: 73.7 (#10)

| Benchmark | Muse Glimmer | Muse Spark 1.3 |
|---|---|---|
| LMArena Text | 1389 | 1490 |
| LMArena Creative Writing | 1338 | 1450 |
| LMArena Multi-Turn | 1398 | 1486 |
| EQ-Bench Creative Writing | — | 1906 |

## FAQ

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

Muse Spark 1.3 is the stronger model overall, scoring 54.4 to 41.3 on the Noometry Index.

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

Muse Spark 1.3 scores higher on coding benchmarks: 56.1 versus 38.7 in the Noometry coding category.

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

13 benchmarks have published results for both models. Muse Glimmer has 13 scored results on Noometry and Muse Spark 1.3 has 34.