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Models

Meta launches open-weight Muse Spark Open model for Apple silicon

Meta has launched Muse Spark Open, a new open-weight AI model that runs locally on Apple silicon, in collaboration with Apple. The model is designed for on-device execution on Macs rather than requiring cloud inference. The source material does not specify model size, licensing terms, or performance benchmarks.

MetaAppleopen-weight models
Models

Meta announces Muse Spark Open AI model, optimized for Mac via Apple partnership

Meta announced the Muse Spark Open AI model, which it calls the most capable US open-weight model to date and the first in its class to run on desktop using two Apple M5 Ultra Mac Studios with the MLX framework. Meta and Apple, typically rivals, collaborated on the launch and publicly supported each other, with Meta CEO Mark Zuckerberg and new Apple CEO John Ternus exchanging praise on X.

MetaAppleopen-weight AI models