Muse Spark Open is available today through API platforms at Baseten, Fireworks AI, Groq, Modal, Nebius, OpenRouter and Together AI.

Download the weights on Amazon SageMaker AI, Google Cloud Model Garden, Hugging Face, and Microsoft Foundry Models.

Weights are released under the Muse Model License, with limited commercial terms that let many developers use the model for free.

Learn more on our research blog: https://go.meta.me/musesparkopen

Download the weights: https://huggingface.co/collections/meta-models/muse-spark-open