Meta’s Muse AI app tops US app stores, challenges OpenAI’s ChatGPT

OpenAI official logo (public domain, Wikimedia Commons) — CryptoBriefing brand treatment Meta’s new AI application, Muse, has quickly become a viral sensation, reportedly marking a potential turning point for the company akin to OpenAI’s ChatGPT. Launched on September 8, 2026, Muse is designed as a personal AI agent capable of performing actions across various apps and services. The app has surged to the top of the U.S. free iOS App Store and Google Play’s productivity category, surpassing ChatGPT in app-store rankings. This development is being closely observed by market participants as a significant milestone in Meta’s AI strategy and a direct challenge to OpenAI’s dominance. Key Takeaways The rise of Meta’s Muse AI app appears to suggest increased competition in the AI space, particularly against OpenAI’s ChatGPT. Market pricing reflects a decrease in confidence regarding Google’s chances of having the best AI model by the end of 2026, potentially influenced by Muse’s success. Meta’s competitive position in the AI market could indicate a shift in dynamics, with Muse’s quick ascent reinforcing its competitive capabilities. What to Watch Market participants will likely focus on ho...