Hi Everyone!

ToddlerBot is a low-cost, open-source humanoid robot platform designed for scalable policy learning and research in robotics and AI. Here are some links if you want to know more about ToddlerBot: 

[Website] [https://toddlerbot.github.io](https://toddlerbot.github.io)

[Video] [https://youtu.be/A43QxHSgLyM](https://youtu.be/A43QxHSgLyM) 

[Paper] [https://arxiv.org/abs/2502.00893](https://arxiv.org/abs/2502.00893)

[Docs] [https://hshi74.github.io/toddlerbot](https://hshi74.github.io/toddlerbot)

[Onshape] [https://cad.onshape.com/documents/ff1e767f256dd9c8abf2206a](https://cad.onshape.com/documents/ff1e767f256dd9c8abf2206a)

[Tweet] [https://x.com/HaochenShi74/status/1886599720279400732](https://x.com/HaochenShi74/status/1886599720279400732)

This is a fully open-sourced humanoid developed for research and education purposes! It has 30 DoFs, and a jetson Orin NX 16G onboard, with two fisheyes for potential stereo and slam. BOM cost of the humanoid is only $6000.

[Update 07/23/2025]

The knee rod linkage in the old print profile was incorrect, it's now corrected! Anyone else that is stuck here - please reprint 4x of the rod and it should now fit nicely.

If there is anything not correct in the print profile, please refer to the OnShape release, and please let us know!