# Kimi K2.5 Instant vs Muse Glimmer

> Kimi K2.5 Instant is the stronger model overall, scoring 42.9 to 41.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-muse-glimmer
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 8 categories and Muse Glimmer in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in coding, where Kimi K2.5 Instant leads 42.3 to 38.7.

## Snapshot

| | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| Provider | Moonshot AI | Meta |
| Noometry Index | 42.9 | 41.3 |
| Rank | 92 | 128 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Kimi K2.5 Instant: 42.3 (#95)
- Muse Glimmer: 38.7 (#157)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena WebDev | 1404 | 1355 |
| LMArena Coding | 1483 | 1417 |

## Reasoning

- Kimi K2.5 Instant: 28.5 (#88)
- Muse Glimmer: 27.2 (#111)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1395 |

## Math

- Kimi K2.5 Instant: 36.6 (#105)
- Muse Glimmer: 36.1 (#128)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Math | 1443 | 1419 |

## Knowledge

- Kimi K2.5 Instant: 39.5 (#121)
- Muse Glimmer: 37.9 (#140)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Expert | 1438 | 1388 |

## Multimodal

- Kimi K2.5 Instant: 39.5 (#47)
- Muse Glimmer: —

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Vision | 1254 | — |

## Multilingual

- Kimi K2.5 Instant: 52.2 (#89)
- Muse Glimmer: 50.6 (#117)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Non-English | 1406 | 1384 |
| LMArena Chinese | 1450 | 1412 |
| LMArena Russian | 1404 | 1393 |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Korean | 1378 | — |
| LMArena Spanish | 1448 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.5 (#61)
- Muse Glimmer: 72.7 (#134)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Instruction Following | 1430 | 1374 |

## Long Context

- Kimi K2.5 Instant: 43.8 (#82)
- Muse Glimmer: 42.1 (#124)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Longer Query | 1435 | 1381 |

## Writing & Preference

- Kimi K2.5 Instant: 60.8 (#91)
- Muse Glimmer: 57.7 (#122)

| Benchmark | Kimi K2.5 Instant | Muse Glimmer |
|---|---|---|
| LMArena Text | 1420 | 1389 |
| LMArena Creative Writing | 1379 | 1338 |
| LMArena Multi-Turn | 1427 | 1398 |

## FAQ

### Is Kimi K2.5 Instant better than Muse Glimmer?

Kimi K2.5 Instant is the stronger model overall, scoring 42.9 to 41.3 on the Noometry Index.

### Is Kimi K2.5 Instant or Muse Glimmer better for coding?

Kimi K2.5 Instant scores higher on coding benchmarks: 42.3 versus 38.7 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and Muse Glimmer share?

13 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Muse Glimmer has 13.