Just weeks later, the Muse AI agent has gone viral, outpacing the adoption of ChatGPT at its launch, and it shows no signs of slowing.

Meta stock gained nearly $200 billion after Muse launched, but human support, AI costs and unproven margins may decide whether Wall Street’s massive bet pays off in 2027.

Apple has reportedly shelved plans to launch an AI pendant. Meanwhile, Meta appears to be going all out in the nascent hardware space with its first handheld AI companion. Mark Zuckerberg used his "one more thing" moment at the company's annual Connect event on Wednesday to unveil the Muse Charm,

Meta has shown off Muse Charm, a tiny AI gadget that lets users talk to their Muse assistant without unlocking their phone or opening an app.

In an exclusive interview, the Meta chief shows off his new AI glasses and AI agent and explains why he thinks people should trust the company.

Amazon blocked the Muse app from shopping on its site, and privacy and security concerns are mounting.

The app is powered by Meta's Muse Spark family of AI models and is a major push by CEO Mark Zuckerberg into the AI agent market. Meta's Muse AI personal agent tool has only been out for nearly two weeks, and it's topping the app store charts.

The e-commerce giant says Meta's newly released AI agent violated its terms amid competition over who will dominate the agentic shopping experience.