Muse Spark Open
Meta's open-weight AI model released on October 15, 2026: an 816-billion-parameter multimodal model with a 1 million token context window, which Meta calls the most capable US open-weight model to date.
Meta's open-weight AI model released on October 15, 2026: an 816-billion-parameter multimodal model with a 1 million token context window, which Meta calls the most capable US open-weight model to date.