# Train a balance bot with reinforcement learning

> Source: <https://blog.adafruit.com/2026/10/28/train-a-balance-bot-with-reinforcement-learning/>
> Published: 2026-10-28 16:13:21+00:00

Shawn Hymel wrote a guide in Make: Volume 99 on training a two-wheeled balance bot with reinforcement learning instead of a classical control loop. The agent is trained with proximal policy optimization, or PPO, the algorithm OpenAI published in 2017 that is still used for robot control and for fine-tuning large language models. Training was […]