Meta introduced Spaces on November 6, saying the feature is available wherever Muse is available. People describe an experience, such as a planner or game, then adjust its appearance and behavior with Muse.

A configurable app layout

Spaces can be placed in the sidebar or main tabs, hidden, or scheduled to appear. Meta says connected apps can supply background updates, and notes and edits persist between visits.

Sharing is still exploratory

Meta is exploring collaborative sharing. It also says specialized model versions informed by Muse Wonder are rolling out, without identifying a public checkpoint, API tariff or independent benchmark. No exact Wonder Full association is established.