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UI-TARS Desktop vs Grok Bot: catalog facts
UI-TARS Desktop	Grok Bot
Free Free and open source; model hosting or API costs may apply.	Paid Pricing is not listed on the page; xAI offers a sales contact for teams.
Windows, macOS	macOS, iOS
Controls the desktop through visual understanding of the screen Open source with an active, widely followed repository	Operates apps through their normal interface rather than integrations Learns routines by watching a workflow once
Needs access to a capable vision model Giving an agent control of your computer carries risk	Desktop app is macOS only Requires giving an AI agent sign-in access to your tools
Downloadable app	Downloadable app, Hosted service
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked October 1, 2026

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