Meta said in October 2026 that Muse Spark Open met the release thresholds of Meta's Superintelligence Scaling Framework

Overview Debates Related claims Topics Sources

From the postIntroducing Muse Spark Open, The Most Capable US Open-Weight Model to Date

Introducing Muse Spark Open, The Most Capable US Open-Weight Model to Date

Meta's research blog post launching Muse Spark Open, its 816-billion-parameter open-weight multimodal model, with availability, licence and safety details.