Welcome Muse Spark Open: open-weight frontier multimodal mixture-of-experts model from Meta Web page · https://huggingface.co/blog/meta-muse-spark-open First seen by Oriel on Oct 15, 2026, 18:26 UTC. AliasesSourceExternal IDURLHugging Face Bloghttps://huggingface.co/blog/meta-muse-spark-openhttps://huggingface.co/blog/meta-muse-spark-open