What is Marvis (马维斯)?
Marvis (马维斯) is a desktop AI assistant by Tencent that manages local files, executes computer tasks, and processes documents using on-device or cloud-connected models. It runs as a downloadable application for Windows, macOS, Android, iOS, and HarmonyOS. A local mode keeps file processing entirely on the device with zero uploads.
What are the features of Marvis (马维斯)?
- Dual operating modesSwitches between a cloud-assisted efficiency mode and a local mode that uses an on-device large model to process files without uploading them.
- Mobile remote controlConnects a mobile phone to the computer to view live task execution screens and take over operations remotely.
- Local file search and organizationUses multiple local models to search file content, text within images, and organize photos by face, subject, or location into personal libraries.
- System control via voice or textInterprets natural language commands to check hardware information or modify PC operating system settings.
- Document analysis and generationProcesses local documents and spreadsheets to optimize content, generate charts, polish copy, and convert file formats.
What are the use cases of Marvis (马维斯)?
- Automated game managementMonitors limited-time rewards, plans in-game actions, and completes daily tasks automatically.
- Contract reviewExamines contract information extracted from local document files.
- Information monitoringTracks industry news, social updates, and ticketing information through automated collection.

