Partially Verified70% confidenceEventExact time
Meta released the open weights of Muse Spark Open on October 15, calling it officially the strongest US open-weight model to date.
4
Sources
70%
Confidence
Short-term (~14 days)
Relevance
10/16/2026
First Seen
Valid until: 10/30/2026
Sources
Related Entities
Related Claims
Partially VerifiedMuse Spark Open is positioned as the most powerful open-weight model in the United States to date.78% similarUnverifiedMeta released the Muse Spark Open model in the r/LocalLlama community.70% similarUnverifiedMeta released an open-weight model called Muse Spark Open, which can run locally on a Mac.69% similarUnverifiedMeta's benchmarks show Muse Spark Open performs strongly in agents and tool use, but its coding scores are weaker than some leading Chinese open-source models.67% similarUnverifiedMuse Spark Open, the open-weight inference model released by Meta, has officially been integrated into AI Gateway.65% similar
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