Meta launches Muse Spark open model to challenge China’s AI dominance
Meta has launched Muse Spark Open, an 816-billion-parameter open-weight AI model designed for advanced coding, complex reasoning and AI agent workflows. The company claims it is the most capable US open-weight AI model to date.
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Timeline · 6 reports
- 2026-10-17 12:23 · TestingCatalog AI News
ICYMI: Meta's Muse Spark Open is optimized for new Mac Studio - 2026-10-16 20:10 · r/artificial
Meta releases 816B-parameter Muse Spark Open model, runs locally on paired Mac Studios - 2026-10-16 17:23 · AI Insider
Meta Releases Muse Spark Open, an 816B-Parameter Open-Weight AI Model Built to Run on Macs - 2026-10-16 14:12 · r/artificial
Meta releases Muse Spark Open: it runs on two Mac Studios, and its license bans passing off its output as human-written - 2026-10-16 04:37 · Mint AI
Meta launches Muse Spark open model to challenge China’s AI dominance - 2026-10-16 02:31 · r/machinelearningnews
Meta released Muse Spark Open: 816B MoE (42B active), 1M context, NVFP4 runs on 2x M5 Ultra Mac Studios. Benchmarks vs Kimi K3, GLM 5.3 and Qwen3.8 inside