Train AI models
for real world robots.
Get a bimanual AI setup that just works out of the box.
Join the thousands of SO-100 and SO-101 users. A dynamic community of builders for tips, support, and datasets.
Hack it, break it, fix it. The SO-100 design of the robot arms is open source with accessible spare parts.
100% LeRobot and HuggingFace compatible. Learn about fine-tuning models with LeRobot by Huggingface 🤗
Get started with the latest AI robotics models: ACT, gr00t n1.5, pi0, OpenVLA, Diffusion transformers…
We built the open source phosphobot platform as an absurdly simple way to control your robot in VR and train robotics AI models.
Use the UI or hack in any language thanks to the API.
Built thanks to the feedback of more than 1,000 users
We build in public. Watch all our tutorials and demos on Youtube.
Bigger robots. Same code.
Record datasets and fine-tune AI models with the Meta Quest app and AI SDK.
Once you get the hang of it, do the same with bigger robots.
phospho starter pack
Unbox, control, train AI models.
2x Robot arms SO-ARM100
2x Wrist camera modules (VLA camera setup)
Optional: STS3250 servomotors upgrade
Meta Quest app for VR control
phosphobot control software
AI training SDK
Continuous updates
starting from
995€
+shipping
Made by builders, for builders
"A new generation is coming to robotics. We are building the weapons that will let everyone take on the big dogs."
- Pierre-Louis Biojout, cofounder of phospho
Made with 💚 in Paris and San Francisco
Join the adventure
Hang out with us on Discord
Come grab a coffee in our Paris office.
Order your starter pack.
Specialized or bulk orders? Contact us at contact@phospho.ai
Pictures by Nathan Cussol
Copyright phospho - 2025