PhyAI (pronounced "phi") is a latency-first serving engine for Physical AI. It is designed first for latency critical workloads, such as policy and action models that run in interactive systems.
2026-07-18_231253_698.mp4
- [2026/07] 🚀 Day 0 support for MiniCPM-Robotic blog.
- [2026/07] 👏 Introducing PhyAI, a latency-first serving engine for Physical AI. Read the Blog.
- [2026/07] 🚀 Support Cosmos3-Super (TP + CFG parallel) in the Cosmos3 WN generation path.
- [2026/06] 🚀 Support Pi0.5 and Cosmos3-Nano's policy mode & gen mode.
See the PhyAI installation guide for the latest source and nightly package instructions.
From source:
git clone https://github.com/MEmbodied/phyai
cd phyai
uv syncNightly build:
uv pip install phyai phyai-ext \
--extra-index-url https://membodied.github.io/phyai/simple/ \
--prerelease=allowIf you use PhyAI in research or production work, please cite the project:
@software{phyai2026,
title = {PhyAI: Latency-First Serving Engine for Physical AI},
author = {{PhyAI Team}},
year = {2026},
url = {https://github.com/MEmbodied/phyai}
}PhyAI is released under the MIT License.
PhyAI is under active development. APIs, package layout, and deployment paths may change before stable releases.
PhyAI is grateful for excellent open-source implementations from the community, including SGLang and LeRobot. When using, modifying, or redistributing PhyAI, keep the relevant attribution and comply with applicable upstream license and notice requirements.