Today we’re releasing Muse Spark Open, the most capable US open-weight model to date. Built for coding and agentic work, it excels at long-horizon tasks, complex software engineering, and multi-step reasoning. Key Model Specs: → 816B total / 42B active parameters → 1M token con…↗

Friction ## The economic consequences of finally getting around to it My Bank of America “relationship manager” keeps emailing me to move money from an essentially zero-interest checking account into a savings account. My mother texted me about it again yesterday. I help my com…↗

Podcast interview with Alexandr Wang on Meta’s Muse personal AI agents, including why Meta prioritized agents over coding tools and how Muse was built in seven months. He also discusses leaving Scale AI, working with Mark Zuckerberg, and reshaping Meta’s AI lab.↗

On Tuesday, Sierra announced Personal Agent Protocol with Meta, Genesys, Instinct, Rocket, Shopify, Stripe, and Walmart. The response has been incredible and today we’re publishing the first draft of the protocol at personalagentprotocol.org and announcing 35 new design partners.…↗

Today we’re announcing Personal Agent Protocol — an open standard @Meta and @SierraPlatform are developing along with industry partners at @Genesys, @instinct, @RocketOTD, @Shopify, @stripe, and @Walmart. It will help define how personal agents interact with businesses and is ope…↗

We believe superintelligence will create significant new opportunities for all people and businesses. Meta already serves billions of people at scale and helps hundreds of millions of businesses reach customers. Today we are starting the next major pillar of our business, Meta En…↗

Muse will be the top installed app for a while thanks to Meta’s distribution might.. But they are starting to have a retention issue: most people still don’t know what to do with a personal agent, so they lose interest after a while. I bet Muse will get much more proactive rat…↗

Meta VR Glasses Coming Spring 2027.↗

I just read what Zuck wrote about Muse connectors. A few things I think this means: 1. We’re witnessing the agentification of consumer apps. 2. Zuck believes Muse reaching 100M+ users feels entirely possible. 3. Whoever you connect to becomes your new landlord, so pick car…↗

Muse for Mac is out today! It works across apps, files, calendar, notes, and messages on your computer. You control what it can access. The team is shipping fast. Download at ai.meta.com/muse/download↗

Hi, I’m John! I’m a L7 Senior Staff software engineer at Meta. My weird hobby is making AI Tech content on YouTube and Substack and I wanted to start sharing more here. In the past I’ve worked on Reels, Meta AI on Msgr and currently working on Threads. I also teach Agentic C…↗

Notes on building products people love when software gets cheap I keep thinking about Meta and how ruthless they have been for years about taking mechanics that work somewhere else and making them their own. Stories worked, so they put Stories everywhere. Short form video worke…↗

I believe everyone should have access to superintelligence, and I wrote a long piece about Meta's philosophy and values for building a positive future for everyone. meta.com/thefutureisfor…↗

current meta↗

Curious how $1 of AI capex flows through a datacenter project? We break down the economics of datacenters at our latest drop. datacenters.mts.now↗

Today we're announcing LevelUp: a free, four-week training program that takes people with no prior experience and prepares them to work as fiber technicians on data center construction sites across the US. We built this program with CBRE because the fiber technician field, and t…↗