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Agent Zero vs UI-TARS Desktop: catalog facts
Agent Zero	UI-TARS Desktop
Free Free to download and run; model API costs depend on the provider you use.	Free Free and open source; model hosting or API costs may apply.
Self-hosted	Windows, macOS
Runs on your own hardware in Docker Web interface for working with the agent	Controls the desktop through visual understanding of the screen Open source with an active, widely followed repository
Requires Docker and some technical setup An agent that runs code needs careful sandboxing	Needs access to a capable vision model Giving an agent control of your computer carries risk
Self-hosted	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.