AI news
Meta releases Muse Spark Open weights for local and hosted AI
Meta released Muse Spark Open, its own 816-billion-parameter multimodal model with 42 billion active parameters and a stated one-million-token context. Weights are on Hugging Face and hosted access is available through several cloud partners. Meta says local use needs substantial hardware, such as two M5 Ultra Mac Studios; its performance claims are maker-reported.
Primary source · Meta · October 15, 2026
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