Meta's Muse Glimmer leaks: 30B params tops open-weight reasoning charts

ArtificialAnlys · x · 2026-08-11

Artificial Analysis has published a test page for what appears to be Meta's next open-weight model, Muse Glimmer (high). The data reveals a 30B parameter model released under the Apache 2.0 license.

Performance-wise, the model scores 35 on the Artificial Analysis Intelligence Index, ranking 2/132 among comparable reasoning models and significantly beating the median (9). The model supports text and image inputs, features a 256k context window, and has a knowledge cutoff of January 2026. The listed API pricing is also marked as completely free.

Related event: Leaked Benchmarks Show Meta's Upcoming 30B Open Model Muse Glimmer(5 posts)→

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