# Muse Glimmer vs o1

> Muse Glimmer and o1 score almost the same on the Noometry Index (41.7 vs 40.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/muse-glimmer-vs-o1
- Last updated: 2026-10-11
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Muse Glimmer scores higher in 3 categories and o1 in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where o1 leads 50.3 to 42.1.
- Muse Glimmer has downloadable open weights; the other is API-only.

## Snapshot

| | Muse Glimmer | o1 |
|---|---|---|
| Provider | Meta | OpenAI |
| Noometry Index | 41.7 | 40.9 |
| Rank | 131 | 143 |
| Context | — | 200K |
| Input $/M | — | $15 |
| Output $/M | — | $60 |
| Weights | Open | Proprietary |

## Coding

- Muse Glimmer: 40.4 (#142)
- o1: 46.1 (#70)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Coding | 1416 | 1367 |
| Aider Polyglot | — | 61.7% |
| LMArena WebDev | 1355 | — |
| SciCode | 44.9% | — |
| WeirdML | — | 47.6% |
| LiveBench Coding | — | 69.7% |
| CadEval | — | 56% |
| HumanEval+ | — | 89% |
| MBPP+ | — | 80.2% |

## Agentic & Tool Use

- Muse Glimmer: —
- o1: 24.6 (#117)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| Cybench | — | 10% |
| METR Time Horizons | — | 51.1% |

## Reasoning

- Muse Glimmer: 25.7 (#144)
- o1: 27.9 (#111)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1371 |
| SimpleBench | — | 41.7% |
| ARC-AGI-1 | — | 30.7% |
| CritPt | 2.6% | — |
| Chess Puzzles | — | 15% |
| EnigmaEval | — | 5.7% |
| LiveBench Reasoning | — | 91.6% |
| DTBench | — | 74.7% |
| LiveBench Data Analysis | — | 65.5% |
| LMCA | — | 22.3% |
| Epoch Capabilities Index | — | 141.91 |
| LiveBench | — | 75.7% |

## Math

- Muse Glimmer: 38.8 (#125)
- o1: 36.1 (#175)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Math | 1417 | 1388 |
| FrontierMath (Tiers 1-3) | — | 14.7% |
| OTIS Mock AIME 2024-2025 | — | 73.3% |
| LiveBench Math | — | 80.3% |
| MATH Level 5 | — | 94.7% |
| FrontierMath (Feb 2025 set) | — | 9.3% |

## Knowledge

- Muse Glimmer: 38.5 (#143)
- o1: 41.5 (#110)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Expert | 1386 | 1361 |
| GPQA Diamond | — | 76.8% |
| Humanity's Last Exam | — | 8% |
| SimpleQA Verified | — | 41.1% |
| Confabulations | — | 11.7% |

## Multimodal

- Muse Glimmer: —
- o1: 34.2 (#93)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Vision | — | 1168 |
| GeoBench | — | 80% |
| VPCT | — | 37% |
| SpatialViz-Bench | — | 41.4% |

## Multilingual

- Muse Glimmer: 50.5 (#122)
- o1: 48.6 (#142)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Non-English | 1384 | 1358 |
| LMArena Chinese | 1412 | 1394 |
| LMArena Russian | 1390 | 1356 |
| LMArena French | — | 1344 |
| LMArena German | — | 1337 |
| LMArena Japanese | — | 1346 |
| LMArena Korean | — | 1396 |
| LMArena Spanish | — | 1345 |

## Instruction Following

- Muse Glimmer: 72.6 (#135)
- o1: 74.8 (#86)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Instruction Following | 1375 | 1367 |
| LiveBench Instruction Following | — | 81.5% |

## Long Context

- Muse Glimmer: 42.1 (#129)
- o1: 50.3 (#9)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Longer Query | 1382 | 1378 |
| Fiction.LiveBench | — | 83.3% |

## Writing & Preference

- Muse Glimmer: 57.5 (#126)
- o1: 55.6 (#144)

| Benchmark | Muse Glimmer | o1 |
|---|---|---|
| LMArena Text | 1389 | 1366 |
| LMArena Creative Writing | 1339 | 1348 |
| LMArena Multi-Turn | 1399 | 1369 |
| Short-Story Creative Writing | — | 70.2% |
| LiveBench Language | — | 65.4% |

## FAQ

### Is Muse Glimmer better than o1?

Muse Glimmer and o1 score almost the same on the Noometry Index (41.7 vs 40.9), so choose on price, context window or the category you care about most.

### Is Muse Glimmer or o1 better for coding?

o1 scores higher on coding benchmarks: 46.1 versus 40.4 in the Noometry coding category.

### How many benchmarks do Muse Glimmer and o1 share?

12 benchmarks have published results for both models. Muse Glimmer has 15 scored results on Noometry and o1 has 52.