Unsloth Hosts Meta's Muse-Spark-Open-816B-A42B on Hugging Face

Bob_SUS · reddit · 2026-10-16

Unsloth has published the Hugging Face weights page for Muse-Spark-Open-816B-A42B, Meta's newly released open-weight flagship with 816B total / 42B active parameters, aimed at coding and agentic work. Same release event as Meta's official announcement — see that item for full specs and benchmark results.

Related event: Meta Open-Sources Muse Spark Open: 816B-Parameter MoE with 1M Context(54 posts)→

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