# UI-TARS Desktop / Agent TARS

> Updated 2026-09-02 · type: tool · category: workflow-automation · status: active · rev 1

An open multimodal GUI-automation agent stack that controls a computer via a vision-language model — clicking, typing, and reading the screen locally — with a…

- Open source: yes (Apache-2.0)
- Self-hostable: yes
- Pricing model: free
- Best for: Developers and users who want to automate desktop and browser tasks with multimodal AI agents via natural language.
- Last verified: 2026-09-04

- **Canonical:** https://gtmstacker.com/registry/tool/ui-tars-desktop/
- **Source:** [github · bytedance/UI-TARS-desktop](https://github.com/bytedance/UI-TARS-desktop)
- **Tags:** workflow-automation, gui-automation, agents, local
- **Repository:** https://github.com/bytedance/UI-TARS-desktop

## Is UI-TARS Desktop / Agent TARS open source?

Yes — Apache-2.0-licensed.

## How much does UI-TARS Desktop / Agent TARS cost?

It is free to use.

## Can I self-host UI-TARS Desktop / Agent TARS?

Yes — it can be self-hosted.


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An open multimodal GUI-automation agent stack that controls a computer via a vision-language model — clicking, typing, and reading the screen locally — with a CLI and Web UI, browser control, and MCP-tool integration. From ByteDance.

## Provenance

- Apache-2.0 independently verified (38.8k★, active; v0.3.0 CLI, Nov 2025).
- Surfaced via the GTM Stacker X/Twitter signal reports (Aug–Sep 2026); license independently WebFetch-verified 2026-09-03.