Gemini 4 Argon
Claude Opus 5.5
MiMo-V2.6-Pro
Qwen3.8-Max
Kimi K3
GLM-5.3
GPT-5.5
ERNIE 5.1
DeepSeek-V4.1-Flash-20260910
Grok 4.20 Beta
amazon-nova-experimental-chat
Dola Seed 2.0 Pro
NVIDIA-Nemotron-3-Ultra-550B-A55B
Gemma 4 31B
Step 5 Preview
Muse Glimmer
Muse Glimmer is an open-weight model from Meta. It ranks #169 of 351 on the LMArena text leaderboard with a rating of 1389.
LMArena text1389−3 in 30 days
Rank#169/351
95% interval1380–1399
Votes3.9K
- Developer
- Meta
- Released
- Aug 10, 2026
- Context window
- —
- Price in / out, per 1M tokens
- —
- Weights
- Open · Apache-2.0
- Inputs
- —
- Reasoning
- —
- Tool use
- —
LatestMuse Glimmer 1389
The rating LMArena published at each update since Aug 10, 2026. Ratings move as votes come in and new models join.
LMArena, by category
| Leaderboard | Rating | Rank | Votes |
|---|---|---|---|
| TextLMArena | 1389 | 169 / 351 | 3.9K |
| CodingLMArena | 1416 | 155 / 346 | 1.1K |
| MathLMArena | 1416 | 133 / 339 | 226 |
| Creative writingLMArena | 1338 | 184 / 349 | 734 |
| Instruction followingLMArena | 1376 | 163 / 351 | 1.4K |
| Hard promptsLMArena | 1397 | 170 / 351 | 2.6K |
| Multi-turnLMArena | 1399 | 153 / 349 | 616 |
| Long queriesLMArena | 1382 | 172 / 330 | 1.8K |
| ExpertLMArena | 1391 | 170 / 305 | 458 |
| Legal and governmentIndustries | 1386 | 173 / 325 | 300 |
| Medicine and healthcareIndustries | 1396 | 161 / 325 | 267 |
| Business and financeIndustries | 1405 | 133 / 344 | 728 |
| ChineseLanguages | 1412 | 175 / 328 | 347 |
| WebDevLMArena | 1355 | 119 / 124 | 1.6K |
LMArena, CC BY 4.0, as of Oct 22, 2026. Where a model is rated at several effort levels, its best is shown.
Compare Muse Glimmer
Meta
Meta’s AI research publishes the Llama family, among the most downloaded open-weight models. Founded 2013 (FAIR), based in Menlo Park. ai.meta.com
Questions
Who makes Muse Glimmer?
Muse Glimmer is made by Meta, founded 2013 (FAIR) and based in Menlo Park.
How does Muse Glimmer rank?
#169 of 351 on LMArena’s text leaderboard, rated 1389 (95% interval 1380–1399) from 3,889 votes, as of Oct 22, 2026.
Is Muse Glimmer open source?
Muse Glimmer has open weights under the Apache-2.0 license.