Physical Intelligence open-sources pi0 weights and openpi repository
Evidence notes
- Physical Intelligence released code and model weights for pi0 through its experimental openpi repository.
- The release includes base pretrained checkpoints, fine-tuned checkpoints for platforms such as ALOHA and DROID, and example code for real and simulated robots.
- The release made a general-purpose robot foundation model available for researchers and developers to adapt to their own platforms.
Company context
Physical Intelligence develops foundation models and learning algorithms for robots and other physically actuated systems. Its π-series models are designed to generalize across robot embodiments, tasks, and environments using robot data, language instructions, vision-language-action training, reinforcement learning, and multimodal context conditioning.