stepfun-ai/gelab-zero
An open-source GUI Agent system with a 4B model, MCP server support, and infrastructure for automating phone/desktop interfaces.

GELab-Zero is a fully open-source GUI Agent solution developed by StepFun’s GELab team. It provides both the agent model and the underlying infrastructure, including an MCP server for multi-device management and task distribution. The project includes a 4B parameter preview model hosted on Hugging Face and ModelScope, along with datasets like AndroidDaily for training. It supports plug-and-play engineering with no cloud dependencies and complete privacy control.
Frequently asked
- What is stepfun-ai/gelab-zero?
- An open-source GUI Agent system with a 4B model, MCP server support, and infrastructure for automating phone/desktop interfaces.
- Is gelab-zero open source?
- Yes — stepfun-ai/gelab-zero is open source, released under the MIT license.
- What language is gelab-zero written in?
- stepfun-ai/gelab-zero is primarily written in Python.
- How popular is gelab-zero?
- stepfun-ai/gelab-zero has 2.2k stars on GitHub.
- Where can I find gelab-zero?
- stepfun-ai/gelab-zero is on GitHub at https://github.com/stepfun-ai/gelab-zero.