UI-TARS-desktop
ByteDance's open-source multimodal agent stack, including a desktop app and Agent TARS for controlling computers and browsers.
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Use cases
About UI-TARS-desktop
UI-TARS-desktop is listed in our browser/computer use category and is aimed at builders. ByteDance's open-source multimodal agent stack, including a desktop app and Agent TARS for controlling computers and browsers. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-16.
What is UI-TARS-desktop?
TARS is ByteDance's multimodal AI agent stack, shipping Agent TARS and UI-TARS-desktop.
Agent TARS brings GUI agents and vision to your terminal, computer, browser and product, mainly through a CLI; UI-TARS-desktop is a desktop app for controlling computers.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: github.com/bytedance/UI-TARS-desktop.
Who is UI-TARS-desktop for?
Developers exploring open-source GUI and computer-use agents.
UI-TARS-desktop at a glance
- Open source: Yes (Apache License 2.0)
- GitHub: bytedance/UI-TARS-desktop · 39,358 stars (as of Oct 21, 2026)
Key features
- Agent TARS CLI
- UI-TARS desktop app
- Multimodal GUI agent
UI-TARS-desktop FAQ
What is UI-TARS-desktop?
TARS is ByteDance's multimodal AI agent stack, shipping Agent TARS and UI-TARS-desktop.
Who is UI-TARS-desktop for?
Developers exploring open-source GUI and computer-use agents.
Is UI-TARS-desktop free?
UI-TARS-desktop's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is UI-TARS-desktop open source?
Yes. UI-TARS-desktop is released under the Apache License 2.0, according to its GitHub repository.
What are alternatives to UI-TARS-desktop?
Similar tools include RobotGo, AstronRPA, Arro, TuriX CUA, ScrapeGraphAI and Agent-S.
UI-TARS-desktop ratings and reviews
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UI-TARS-desktop alternatives
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RobotGo
Go library for cross-platform desktop automation and AI computer use that controls mouse, keyboard, screen, windows and processes.
AstronRPA
iFlytek's open-source enterprise RPA desktop app with a low-code visual designer whose workflows can be called by AI agents.
Arro
Arro, a desktop assistant that guides you through tasks on your computer and repeats them for you.
TuriX CUA
Computer-use agent that operates desktop apps.
ScrapeGraphAI
Python library that uses LLMs and graph logic to build scraping pipelines: describe the data you want and it extracts it from websites or documents.
Agent-S
Open agentic framework that uses computers like a human through the GUI.
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