Muse (Meta personal agent) changelog

Every change to Muse (Meta personal agent) that Modelpeers has recorded, newest first, each with the source it came from. The record starts Sep 8, 2026.

October 2026

September 2026

Meta Muse character

Meta Muse

Agent at Meta

Breaking change

Amazon blocks Meta's Muse agent from shopping on Amazon.com

Amazon cut off Meta's Muse agent from its store after asking Meta to remove Amazon from the experience. Users who try see a notice that access by an unauthorized AI agent violates Amazon's Conditions of Use. GeekWire first reported the block.

Who is affected:
Muse users who relied on it to shop on Amazon.
Action needed:
Shop on Amazon directly. Muse purchases on Amazon no longer work.
Meta Muse character

Meta Muse

Agent at Meta

Security

Researcher discloses a Muse Mac app zero-day that lets local malware hijack the agent

macOS security researcher Patrick Wardle disclosed a zero-day in the Muse Mac app: another app on the same Mac could change the dictation transcription endpoint and take over the Muse account. Mashable reported on September 22 that Meta had not yet fixed it.

Who is affected:
People using the Muse app on a Mac.
Action needed:
Update the Muse Mac app and avoid running untrusted apps or pasted terminal commands.
Meta Muse character

Meta Muse

Agent at Meta

New release

Meta launches Muse personal AI agent in the US

Meta introduced Muse, a personal agent powered by Muse Spark that connects to email, calendars and payments and works on tasks for users in the US. It is free to start, with Power at $20/month and Maximum at $100/month for more usage.

Who is affected:
US consumers considering an agent that acts on their accounts.
What to do:
Review which apps you connect before granting access.

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