Meta Shares Jump: Zuckerberg Unveils Open-Source AI Models

Meta Platforms Inc. shares jumped 2.4% after the company unveiled new open-source AI models. The stock traded at $609.05, up $14.13. Here's the thing: CEO Mark Zuckerberg announced a major shift back to open-source artificial intelligence. This positions Meta more directly against rivals like OpenAI and Anthropic. What's interesting is Meta released Muse Spark 1.2, its newest and most capable AI model, with open weights. This means developers can download and use the underlying technology directly. They also launched Muse Glimmer, a smaller model designed for laptops and other devices. Muse Glimmer is a 30-billion-parameter model distilled from Muse Spark 1.2. The bottom line: This move marks a strategic reversal for Meta, as it aims to strengthen its competitive edge in the AI landscape.