Apple and Meta team up to run Muse Spark Open on Macs

Summary

Meta has launched Muse Spark Open, an open-weight AI model that Apple and Meta have worked to run locally on Apple Mac hardware. The Verge says Meta claims it can run on a desktop using two M5 Ultra Mac Studios and Apple’s MLX framework, while Axios reports the companies worked to run it across two or four connected Mac Studios and that the model has 816 billion parameters. Axios also says the model will be free to download under a license allowing commercial use, and TechCrunch reports it will run locally on Apple silicon.

Timeline

1. CNBC

   15 Oct 2026, 17:00 UTCSource ↗

   CNBC reports that Apple and Meta are collaborating to make Muse Spark Open easier to run locally on clustered Mac Studio systems.

2. Axios

   15 Oct 2026, 17:00 UTCSource ↗

   Axios reports that Muse Spark Open has 816 billion parameters and that Apple and Meta worked to run it across two or four connected M5 Ultra Mac Studios using Apple's MLX framework; it also says the model will be free to download with a license allowing commercial use.

3. The Verge

   15 Oct 2026, 18:15 UTCSource ↗

   The Verge reports that Meta announced Muse Spark Open and says it can run on a desktop using two Apple M5 Ultra Mac Studios and the latest MLX framework; Meta calls it the most capable US open-weight model to date.

4. TechCrunch

   15 Oct 2026, 20:04 UTCSource ↗

   TechCrunch reports that Meta and Apple teamed up for the launch of Muse Spark Open, which will run locally on Apple silicon.