Rumor: Meta to Open-Source 816B-Parameter Muse Spark Open
Leaks suggest Meta will release Muse Spark Open, an 816B-parameter (42B active) open-weight model with 1M-token context, reportedly running locally on new Mac Studio hardware in cooperation with Apple.
2026-10-16 ~ 2026-10-16 · 2 related posts
- Episode 1: Meta Open-Sources Muse Spark Open, an 816B MoE It Calls America's Strongest Open-Weight Model(2026-10-16, 77 posts)
- Episode 2: Meta Open-Sources 816B MoE Model Muse Spark Open; Baseten Offers Day 0 API(2026-10-16, 2 posts)
- Episode 3: Together AI Launches Meta's Muse Spark Open at Day 0(2026-10-16, 4 posts)
- Episode 4: vLLM and Inferact Optimize Muse Spark Open Serving(2026-10-16, 2 posts)
- Episode 5: Rumor: Meta to Open-Source 816B-Parameter Muse Spark Open(2026-10-16, 2 posts)
- Episode 6: Apple Runs Near-Trillion-Parameter Model on 4 Mac Studios at 36 Tokens/s(2026-10-16, 3 posts)
- Reportedly open-weights Muse Spark Open releases, runs locally on Mac Studio (unverified) — awnihannun · 2026-10-16
- Meta teased 816B-param open-weight Muse Spark Open with 1M context, says meme thread — alexandr_wang · 2026-10-16