# Welcome Muse Spark Open: open-weight frontier multimodal mixture-of-experts model from Meta

Source: https://huggingface.co/blog/meta-muse-spark-open
Published: 2026-10-15
Status: unreviewed source report

## Source excerpt (up to 25 words)

> 

## Review question

Inspect licensing, quality across tasks/languages, human evaluation and failure cases. A generated illustration is not an observed scientific result.

No independent proof check or claim of peer review.