Meta Muse Explained: What It Is, How It Works, and What It Can Do

On September 8, 2026, Meta launched Muse, a personal AI agent designed to do more than just answer questions. Muse can browse websites, connect to your apps, send emails, make purchases, fill out forms, manage longer-running goals, and continue working even after you close the app.

Chatbots such as the early versions of ChatGPT mostly followed a simple pattern:

You ask — AI answers.

Muse is designed around a different pattern:

You give it a goal — it plans — uses tools — takes actions — monitors progress — comes back when it needs you.

Meta CEO Mark Zuckerberg said this when announcing the product:

"Introducing Muse, the personal agent that understands your goals and works 24/7 to get things done for you."

Muse quickly climbed the U.S. App Store charts, while its ability to perform real actions has also raised questions about privacy, reliability, security, and how much control we should hand over to AI agents.

So, what exactly is Meta Muse? And what makes it different from the AI assistants we already have?

Muse is Meta's personal AI agent.

It is built to understand your goals, remember useful information about you, connect to services you use, and perform tasks on your behalf. You can communicate with Muse using a regular chat interface, either through the Muse app or through WhatsApp.

When you give Muse a task, several components work together behind the scenes.

1. You Give Muse a Goal

Suppose you say:

Plan a three-day trip to New York next month. Find flights that fit my schedule, shortlist hotels near Manhattan, and keep the total under my budget.

A chatbot might give you recommendations and links.

Muse can potentially go further.

It can investigate options, browse websites, compare results, remember your constraints, continue working in the background, and ask for approval when an action requires your confirmation.

2. Muse Spark Plans the Task

The reasoning engine behind Muse is Muse Spark 1.3.

This is important because real-world tasks rarely involve a single API call.