Introduction
English | 简体中文
TARS* is a Multimodal AI Agent stack, currently shipping two projects: Agent TARS and UI-TARS-desktop:
Power your agent
The publisher's own command. Not a PlugMCP endpoint.
Host a copy with our keys and logs.
npx -y @agent-infra/mcp-server-browser@latestClaude Code has no install link for a local command. Copy the command below and run it in a terminal.
DISPLAY=<value> claude mcp add bytedance-ui-tars-desktop -- npx -y @agent-infra/mcp-server-browser@latestRun in a terminal.
{ "mcpServers": { "bytedance-ui-tars-desktop": { "command": "npx", "args": [ "-y", "@agent-infra/mcp-server-browser@latest" ], "env": { "DISPLAY": "<value>" } } }}claude_desktop_config.json
Remote URL or a command on your machine? How the two installs differ
Run on PlugMCP
A new server you create. It is not this listing's official endpoint. Use the publisher install when you want their URL and their credentials.
LaunchOverview
One-Click Out-of-the-box CLI - Supports both headful and headless .. Hybrid Browser Agent - Control browsers using , , or a hybrid strategy.. Event Stream - Protocol-driven Event Stream drives and .
Tools
No tool list yet. Remote servers get one after the first health check.
FAQ
The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra
{ "mcpServers": { "bytedance-ui-tars-desktop": { "command": "npx", "args": [ "-y", "@agent-infra/mcp-server-browser@latest" ], "env": { "DISPLAY": "<value>" } } }}Copy the stdio config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
The publisher lists these environment variables: DISPLAY.
UI TARS Desktop runs locally over stdio.
Last checked 2026-10-26. One-Click Out-of-the-box CLI - Supports both headful and headless .. Hybrid Browser Agent - Control browsers using , , or a hybrid strategy.. Event Stream - Protocol-driven Event Stream drives and .
From the publisher
English | 简体中文
TARS* is a Multimodal AI Agent stack, currently shipping two projects: Agent TARS and UI-TARS-desktop:
© 2026 MCP Fair.
Agent TARS is a general multimodal AI Agent stack, it brings the power of GUI Agent and Vision into your terminal, computer, browser and product. It primarily ships with a CLI and Web UI for usage. It aims to provide a workflow that is closer to human-like task completion through cutting-edge multimodal LLMs and seamless integration with various real-world MCP tools.
Please help me book the earliest flight from San Jose to New York on September 1st and the last return flight on September 6th on Priceline
For more use cases, please check out #842.
# Launch with `npx`.
npx @agent-tars/cli@latest
# Install globally, required Node.js >= 22
npm install @agent-tars/cli@latest -g
# Run with your preferred model provider
agent-tars --provider volcengine --model doubao-1-5-thinking-vision-pro-250428 --apiKey your-api-key
agent-tars --provider anthropic --model claude-3-7-sonnet-latest --apiKey your-api-key
Visit the comprehensive Quick Start guide for detailed setup instructions.
🌟 Explore Agent TARS Universe 🌟
</a>
</td>
<td align="left">Your gateway to Agent TARS ecosystem</td>
</tr>
<tr>
<td align="center">📚 <strong>Quick Start</strong></td>
<td align="center">
<a href="https://agent-tars.com/guide/get-started/quick-start.html">
</a>
</td>
<td align="left">Zero to hero in 5 minutes</td>
</tr>
<tr>
<td align="center">🚀 <strong>What's New</strong></td>
<td align="center">
<a href="https://agent-tars.com/beta">
</a>
</td>
<td align="left">Discover cutting-edge features & vision</td>
</tr>
<tr>
<td align="center">🛠️ <strong>Developer Zone</strong></td>
<td align="center">
<a href="https://agent-tars.com/guide/get-started/introduction.html">
</a>
</td>
<td align="left">Master every command & features</td>
</tr>
<tr>
<td align="center">🎯 <strong>Showcase</strong></td>
<td align="center">
<a href="https://github.com/bytedance/UI-TARS-desktop/issues/842">
</a>
</td>
<td align="left">View use cases built by the official and community</td>
</tr>
<tr>
<td align="center">🔧 <strong>Reference</strong></td>
<td align="center">
<a href="https://agent-tars.com/api/">
</a>
</td>
<td align="left">Complete technical reference</td>
</tr>
UI-TARS Desktop is a native GUI agent for your local computer, driven by UI-TARS and Seed-1.5-VL/1.6 series models.
See Quick Start
See CONTRIBUTING.md.
This project is licensed under the Apache License 2.0.
If you find our paper and code useful in your research, please consider giving a star :star: and citation :pencil:
@article{qin2025ui,
title={UI-TARS: Pioneering Automated GUI Interaction with Native Agents},
author={Qin, Yujia and Ye, Yining and Fang, Junjie and Wang, Haoming and Liang, Shihao and Tian, Shizuo and Zhang, Junda and Li, Jiahao and Li, Yunxin and Huang, Shijue and others},
journal={arXiv preprint arXiv:2501.12326},
year={2025}
}