Muse Spark Open

Muse Spark Open, a new natively multimodal model with 816B total parameters (42B active) and a 1M-token context window, is now available. This model brings leading agentic capabilities to desktop users, specifically on Apple M5 Ultra Mac Studios. Designed for coding and agentic work, Muse Spark Open excels at long-horizon tasks, complex software engineering, and multi-step reasoning. Developers are encouraged to share their creations on the Hugging Face Forums.