UI-TARS-desktop is a desktop client application developed by ByteDance, built on the UI-TARS visual language model, which enables users to interact with computers using natural language to accomplish various tasks. This product leverages advanced visual language model technology to understand users' natural language commands and execute precise mouse and keyboard operations through screen capture and visual recognition. It supports cross-platform use (Windows and macOS) and provides real-time feedback and status updates, significantly enhancing user efficiency and interaction experience. The product is currently open source on GitHub, allowing users to download and use it for free.