Hugging Face released LeRobot v0.5.0, its largest update with over 200 merged PRs, adding Unitree G1 humanoid support as its first full-body robot integration. The release introduces six new policies including Pi0-FAST autoregressive VLAs, Wall-X, X-VLA, and SARM, plus Real-Time Chunking for responsive inference. NVIDIA IsaacLab-Arena integration and EnvHub enable loading simulation environments from the Hub. Streaming video encoding delivers 10x faster image training, while the codebase modernizes to Python 3.12 and Transformers v5.
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