Meta Releases Muse Spark Open, an Over 800 Billion Parameter Model That Can Run ...

Meta has released Muse Spark Open, a multimodal large language model with over 800 billion parameters that can run locally on multiple M5 Ultra Mac Studios by leveraging Apple's MLX distributed inference framework. This setup allows splitting the model across multiple devices, enabling large models to run efficiently on desktop hardware without needing extensive power resources.

This Wire brief sits within Fusion42's coverage of AI & ML, and 15 sources have reported it between 15 Oct 2026 and 16 Oct 2026.