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Meta Releases Muse Spark Open, an 816B Open-Weight Model
Meta released Muse Spark Open on October 15, 2026. It's a huge 816B-parameter model for coding and agentic work. But it's not fully open source, and it needs serious hardware.
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Meta Ships Its First Frontier Model: Muse Wonder
Meta's Superintelligence Lab has released Muse Wonder and Muse Wonder Full, its first frontier-class models, priced at $4/$20 per million tokens. The stronger Wonder Full is locked to Muse Code subscribers, and independent benchmarks place the pair close to — but behind — Claude Opus 5.5.
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Zuckerberg's Biohub Raises $1.8B: Meta, Google and the US Government Team Up on the "Virtual Cell"
The Zuckerberg-funded Biohub announced its Virtual Biology Initiative has grown from a $500M solo pledge into a $1.8B alliance. Meta, Google DeepMind, and Isomorphic Labs put in $300M combined; the US Department of Energy and NIH joined. The goal: AI models that predict how cells respond.
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Manus Raises Over $500 Million: First Money After the Failed Meta Acquisition
Manus parent Butterfly Effect announced a funding round of over $500 million, co-led by Boyu Capital and IDG Capital. It's the first round since the Meta acquisition was called off and the company resumed independent operations.
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Apple Tightens Mac Full Disk Access, with AI Agents in Its Sights
On October 3, Apple announced it is tightening the authorization flow for Full Disk Access on the Mac. New prompts will spell out exactly which parts of the system an app wants. The trigger: Meta's AI agent Muse and similar apps, accused of reading private messages and files without users knowing.
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Meta Open-Sources Muse Gadgets: Put the AI Agent on Your Own Soldered Circuit Board
On October 2, Meta open-sourced Muse Gadgets: ESP32 firmware and a Linux SDK under Apache 2.0, letting developers hook the Muse agent up to their own hardware. The companion reference device, Muse Home Link, got a 5,000-unit production run — free for US Muse subscribers.