Most AI assistants still feel like a slot machine: type a question, wait for an answer, and decide what to do next yourself.

Meta Muse is trying to change that rhythm. Meta introduced it in September as a personal AI agent that can browse the web, work across connected apps, keep going after the app is closed, and come back when it needs a decision. The pitch is simple: tell Muse what you want done, then let it handle the middle.