Muse Glimmer
Meta
Key facts · verified Oct 29, 2026
Muse Glimmer is a Meta model released on 10 Aug 2026. Its context window is 131.1K tokens. It ranks #125 on LMArena's text leaderboard (Elo 1425, read 1 Nov 2026). Source: ai.meta.com.
Meta’s Muse Glimmer, released on 10 August 2026: a 30-billion-parameter open model distilled from Muse Spark, built for always-on local agent and coding workflows and small enough, Meta states, to run on a Mac or PC. It has built-in multimodal perception. The weights are under Apache 2.0, and Meta also serves it through its Model API. On LMArena’s text leaderboard it has 1425 Elo (rank 125).
Pricing & specs checkedSource: vendor documentation · checked Oct 29, 2026LMArena: 1425 Elo (rank 125) · source · retrieved Nov 1, 2026
Full Specifications
Not published | |
|---|---|
| Identity | |
| Developer | Meta |
| Released | Aug 2026 |
| Status | Open weights |
| Licence | Apache-2.0 |
| Self-hostable | Yes |
| Capacity | |
| Context window | 131.1K tokens |
| Capability | |
| Vision in | Yes — built-in multimodal perception |
| Access | |
| API | Yes — Meta Model API |
| Measured quality | |
| LMArena Elo | 1425 (checked Nov 2026) |
| LMArena rank | Rank 125 |