Meta's Muse Spark Open (816B/A42B) weights land on Hugging Face
Bob_SUS · reddit · 2026-10-16
unsloth has published Muse-Spark-Open-816B-A42B on Hugging Face — Meta's Muse Spark Open model with 816B total and 42B active parameters, available in BF16 and NVFP4 weight formats. The model is now live in the meta-models Collection.
Related event: Meta Open-Sources Muse Spark Open: 816B-Parameter MoE with 1M Context(54 posts)→
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