# DeepSeek-V3.1-Terminus vs Muse Glimmer

> DeepSeek-V3.1-Terminus is the stronger model overall, scoring 43.1 to 41.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/deepseek-v3-1-terminus-vs-muse-glimmer
- Last updated: 2026-10-12
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. DeepSeek-V3.1-Terminus scores higher in 6 categories and Muse Glimmer in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where DeepSeek-V3.1-Terminus leads 61.0 to 57.5.

## Snapshot

| | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| Provider | DeepSeek | Meta |
| Noometry Index | 43.1 | 41.7 |
| Rank | 97 | 131 |
| Context | 164K | — |
| Input $/M | $0.27 | — |
| Output $/M | $1 | — |
| Weights | Open | Open |

## Coding

- DeepSeek-V3.1-Terminus: 42.0 (#113)
- Muse Glimmer: 40.4 (#142)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| SciCode | 40.6% | 44.9% |
| LMArena Coding | 1426 | 1416 |
| LMArena WebDev | — | 1355 |
| ALE-Bench | 745.17 | — |

## Reasoning

- DeepSeek-V3.1-Terminus: 26.4 (#133)
- Muse Glimmer: 25.7 (#144)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| CritPt | 1.7% | 2.6% |
| LMArena Hard Prompts | 1426 | 1396 |
| Kagi LLM Benchmark | 57.4% | — |
| DTBench | 81.3% | — |
| LMCA | 28.6% | — |

## Math

- DeepSeek-V3.1-Terminus: 38.5 (#137)
- Muse Glimmer: 38.8 (#125)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Math | 1402 | 1417 |

## Knowledge

- DeepSeek-V3.1-Terminus: —
- Muse Glimmer: 38.5 (#143)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Expert | — | 1386 |

## Multilingual

- DeepSeek-V3.1-Terminus: 52.1 (#92)
- Muse Glimmer: 50.5 (#122)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Non-English | 1407 | 1384 |
| LMArena Russian | 1436 | 1390 |
| LMArena Chinese | — | 1412 |

## Instruction Following

- DeepSeek-V3.1-Terminus: 74.0 (#106)
- Muse Glimmer: 72.6 (#135)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Instruction Following | 1404 | 1375 |

## Long Context

- DeepSeek-V3.1-Terminus: 43.4 (#97)
- Muse Glimmer: 42.1 (#129)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Longer Query | 1421 | 1382 |

## Writing & Preference

- DeepSeek-V3.1-Terminus: 61.0 (#92)
- Muse Glimmer: 57.5 (#126)

| Benchmark | DeepSeek-V3.1-Terminus | Muse Glimmer |
|---|---|---|
| LMArena Text | 1419 | 1389 |
| LMArena Creative Writing | 1403 | 1339 |
| LMArena Multi-Turn | 1411 | 1399 |

## FAQ

### Is DeepSeek-V3.1-Terminus better than Muse Glimmer?

DeepSeek-V3.1-Terminus is the stronger model overall, scoring 43.1 to 41.7 on the Noometry Index.

### Is DeepSeek-V3.1-Terminus or Muse Glimmer better for coding?

DeepSeek-V3.1-Terminus scores higher on coding benchmarks: 42.0 versus 40.4 in the Noometry coding category.

### How many benchmarks do DeepSeek-V3.1-Terminus and Muse Glimmer share?

12 benchmarks have published results for both models. DeepSeek-V3.1-Terminus has 16 scored results on Noometry and Muse Glimmer has 15.