Meta has launched the Meta AI app, powered by Llama 4, aiming to create a personalized AI experience for users globally. The app is integrated into platforms like WhatsApp, Instagram, Facebook, and Messenger, used by millions daily. It assists users with problem-solving, answering questions, and enhancing understanding of topics, and includes features like web search capabilities and conversation starters. The app also features a Discover feed for sharing and exploring AI usage, while allowing users control over their content. Accessibility is emphasized, as the app is integrated across all Meta products. Additionally, the web interface of Meta AI is receiving upgrades, including a new Discover feed and enhanced image generation capabilities for larger screens and desktop use.