# E0.5: A Geometry-Native World-Action Model Built on a 3D Foundation Model Backbone

- Source: arXiv cs.RO
- Published: 2026-10-28T04:00:00.000Z
- RoboHot: https://robohot.news/en/items/cyx91wuhx7asnmh75nhmj31r8
- Original: https://arxiv.org/abs/2610.36011

## Summary

The Era AI Lab team proposes E0.5, a geometry-native world-action model built directly on 3D foundation models that treats 3D geometry as the native representation for world modeling and action prediction, and explicitly predicts future 3D states and actions.