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Meta's Muse AI agent beats rivals in five-day download race

9/21/2026

The short version is that Meta's new personal AI assistant, Muse, pulled ahead of major competitors in the days immediately following its release.

A personal AI agent is a software tool designed to perform tasks on a user's behalf, such as organizing information or drafting text, rather than just answering questions.

Muse recorded 730,000 downloads over roughly five days. This figure places it ahead of ChatGPT, Grok, and Claude in the initial post-launch window.

The comparison is specific to download counts, not necessarily user retention or daily active usage, which are separate metrics.

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