# Galbot releases AstraBrain-WBC 0.5, validating Scaling Law with humanoid motion data

- Source: OFweek Robotics
- Published: 2026-06-22T04:03:00.000Z
- RoboHot: https://robohot.news/en/items/l09lkx7w0mu6rg1tn2uat5n56
- Original: https://robot.ofweek.com/2026-06/ART-898890-8330-30691441.html

## Summary

Galbot released AstraBrain-WBC 0.5 (paper titled Humanoid-GPT, accepted to CVPR 2026), training a Transformer whole-body controller on about 2 billion frames of retargeted motion data, achieving a 92.58% zero-shot motion tracking success rate with 0.39 ms inference latency; code and data are open-sourced.

## Why it matters

This analysis clearly explains the data scale, architecture choices, and limitations of Galbot's new model, letting readers assess progress on the general motion control route.