Imagine an AI that can take your natural language commands and actually execute them on your computer—no coding required. That’s exactly what Baidu’s DuMate promises, positioning itself as a domestic alternative to OpenAI’s Codex for office automation. While Codex has struggled with accessibility in China due to network restrictions and reduced API quotas, DuMate runs natively on your desktop, integrates with local files, and handles everything from document formatting to data analysis. This guide takes you from installation to advanced workflows, showing how to complete the full "request → authorize → execute → deliver" cycle in minutes.
Installing DuMate is straightforward. The tool offers versions for Mac, Windows, and mobile. Just visit dumate.cn, download the appropriate installer, and sign in with your phone number. On Mac, the DMG file takes about two minutes to drag into the Applications folder. The lightweight design means it won’t hog system resources, a thoughtful touch for users who keep multiple apps open. Once installed, you’ll see a clean main interface dominated by a chat panel on the left and a vertical task bar on the right. The task bar contains four core sections: New Task, Skills, Connected Apps, and Automation. The chat area is your primary workspace—type or speak your instructions, upload files, or set a dedicated working folder.
DuMate’s design philosophy follows the principle of least privilege. You can assign a specific folder as its workspace, granting only the minimal access needed for each task. This addresses a common concern about AI assistants: data security. The AI won’t roam your entire hard drive unless explicitly allowed. For example, if you ask it to reorganize a spreadsheet in your “Reports” folder, it will only touch files within that directory. This granular control is a significant improvement over earlier automation tools that required full disk permissions.
Now let’s walk through a real-world scenario. Suppose you need to compile monthly sales data from several Excel files, generate a summary chart, and email it to your team. With DuMate, you simply say: “Collect the sales figures from all Excel files in the ‘Sales Q4’ folder, calculate the total by product category, create a bar chart, and draft an email to the sales team.” The AI will request permission to access those files, execute the analysis, and present the output in seconds. In my tests, DuMate completed a similar task in under 40 seconds—comparable to a human data analyst’s performance, but without the formatting errors.
What sets DuMate apart from Codex is its deep integration with Baidu’s ecosystem. It can pull data from Baidu Cloud Drive, sync with Baidu Ruliu (the enterprise messaging platform), and even trigger actions in third-party apps via custom APIs. The “Automation” tab allows you to chain multiple steps into reusable workflows. For instance, you can create a “Weekly Report Generator” that automatically fetches data, applies templates, and distributes results every Friday morning. This functionality brings it closer to enterprise automation platforms like Zapier, but with the added advantage of natural language interaction.
However, DuMate is not without limitations. Its skills are currently geared toward office tasks—document editing, spreadsheet manipulation, PDF extraction, and web research. It cannot yet write production-level code like Codex can, though Baidu has hinted at expanding its coding capabilities. The “Skills” marketplace still has a limited selection of pre-built modules compared to the thriving ecosystem around Copilot. For power users who need complex Python scripts or database queries, DuMate may feel constrained. The AI also tends to be overly cautious: it often asks for confirmation before performing simple operations, which can slow down experienced users.
From a broader perspective, DuMate represents the democratization of office automation. Anyone—from an HR manager to a small business owner—can now automate repetitive tasks without learning VBA or Python. This trend mirrors the shift from command-line interfaces to graphical user interfaces in the 1980s, but accelerated by large language models. The real breakthrough is not just that the AI understands intent, but that it can act on it safely. As Baidu refines its models and expands integration with more enterprise tools, DuMate could evolve into a genuine "office copilot" that handles the majority of routine work.
If you’re a Chinese user struggling with Codex’s accessibility hurdles, Baidu DuMate offers a compelling alternative. The three-minute setup, intuitive interface, and practical execution make it one of the most accessible AI office assistants available today. Start with a simple task—like reorganizing a folder or summarizing a PDF—and gradually explore its automation features. The more you trust it with small jobs, the more you’ll discover its true potential. The age of “just tell the AI what to do” has arrived, and DuMate is proof that it works in your native environment.