# Claude Sonnet 4.6 vs Muse Glimmer

> Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 41.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-sonnet-4-6-vs-muse-glimmer
- Last updated: 2026-10-12
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Claude Sonnet 4.6 scores higher in 8 categories and Muse Glimmer in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Claude Sonnet 4.6 leads 46.1 to 25.7.
- Muse Glimmer has downloadable open weights; the other is API-only.

## Snapshot

| | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 50.3 | 41.7 |
| Rank | 50 | 131 |
| Context | 1M | — |
| Input $/M | $3 | — |
| Output $/M | $15 | — |
| Weights | Proprietary | Open |

## Coding

- Claude Sonnet 4.6: 46.3 (#67)
- Muse Glimmer: 40.4 (#142)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena WebDev | 1522 | 1355 |
| SciCode | 46.8% | 44.9% |
| LMArena Coding | 1504 | 1416 |
| SWE-bench Verified | 75.2% | — |
| DeepSWE | 29.9% | — |
| FrontierCode | 24.3% | — |
| WeirdML | 66.1% | — |
| ALE-Bench | 1,327 | — |

## Agentic & Tool Use

- Claude Sonnet 4.6: 39.1 (#28)
- Muse Glimmer: —

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| Terminal-Bench | 53.4% | — |
| APEX-Agents | 43% | — |
| OSWorld 2.0 | 9.3% | — |
| DeepResearch Bench | 54.9% | — |
| OSWorld | 72.1% | — |
| ExploitBench | 23.6% | — |
| GBAEval | 48.8% | — |
| GDP.pdf | 18% | — |
| LMArena Search | 1221 | — |
| Vending-Bench 2 | 7,204 | — |

## Reasoning

- Claude Sonnet 4.6: 46.1 (#45)
- Muse Glimmer: 25.7 (#144)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| CritPt | 3.1% | 2.6% |
| LMArena Hard Prompts | 1484 | 1396 |
| ARC-AGI-2 | 60.4% | — |
| NYT Connections (extended) | 80.9% | — |
| ARC-AGI-1 | 86.5% | — |
| Chess Puzzles | 13% | — |
| Thematic Generalization | 76.3% | — |
| Mystery Game Puzzles | 16% | — |
| DTBench | 89.9% | — |
| LMCA | 46.5% | — |
| Epoch Capabilities Index | 152.24 | — |
| ForecastBench | 62 | — |

## Math

- Claude Sonnet 4.6: 52.9 (#49)
- Muse Glimmer: 38.8 (#125)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Math | 1462 | 1417 |
| OTIS Mock AIME 2024-2025 | 85.8% | — |
| ProofBench | 45% | — |
| FrontierMath (Feb 2025 set) | 32.4% | — |
| FrontierMath Tier 4 (v1) | 8.3% | — |

## Knowledge

- Claude Sonnet 4.6: 51.7 (#65)
- Muse Glimmer: 38.5 (#143)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Expert | 1500 | 1386 |
| GPQA Diamond | 87.4% | — |
| SimpleQA Verified | 35.5% | — |
| Vectara Hallucination Rate | 10.6% | — |

## Multimodal

- Claude Sonnet 4.6: 38.0 (#68)
- Muse Glimmer: —

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Vision | 1283 | — |
| Blueprint-Bench 2 | 6.7% | — |
| LMArena Document | 1482 | — |

## Multilingual

- Claude Sonnet 4.6: 54.4 (#41)
- Muse Glimmer: 50.5 (#122)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Non-English | 1440 | 1384 |
| LMArena Chinese | 1491 | 1412 |
| LMArena Russian | 1440 | 1390 |
| LMArena French | 1465 | — |
| LMArena German | 1428 | — |
| LMArena Japanese | 1420 | — |
| LMArena Korean | 1411 | — |
| LMArena Spanish | 1464 | — |

## Instruction Following

- Claude Sonnet 4.6: 77.4 (#25)
- Muse Glimmer: 72.6 (#135)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Instruction Following | 1475 | 1375 |

## Long Context

- Claude Sonnet 4.6: 45.3 (#44)
- Muse Glimmer: 42.1 (#129)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Longer Query | 1479 | 1382 |

## Writing & Preference

- Claude Sonnet 4.6: 70.2 (#22)
- Muse Glimmer: 57.5 (#126)

| Benchmark | Claude Sonnet 4.6 | Muse Glimmer |
|---|---|---|
| LMArena Text | 1458 | 1389 |
| LMArena Creative Writing | 1435 | 1339 |
| LMArena Multi-Turn | 1464 | 1399 |
| EQ-Bench Creative Writing | 1810 | — |
| EQ-Bench 4 | 1207 | — |

## FAQ

### Is Claude Sonnet 4.6 better than Muse Glimmer?

Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 41.7 on the Noometry Index.

### Is Claude Sonnet 4.6 or Muse Glimmer better for coding?

Claude Sonnet 4.6 scores higher on coding benchmarks: 46.3 versus 40.4 in the Noometry coding category.

### How many benchmarks do Claude Sonnet 4.6 and Muse Glimmer share?

15 benchmarks have published results for both models. Claude Sonnet 4.6 has 57 scored results on Noometry and Muse Glimmer has 15.