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Author

Xu-Dong Xu

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Preprint Oct 2026

VLMs are Native Action Models: Unleashing the Manipulation Capabilities of VLMs with Explicit Action-Space Grounding

Pretrained vision-language models (VLMs) already exhibit strong visual, spatial and reasoning capabilities relevant to robotic manipulation. The key challenge in turning pretrained VLMs into generalist manipulation policies is to expose these capabilities through an appropriate action interface. Vision-language-action...

Jing-Kun Yi, Shu-Jie Zhang, Zi-Rui Zhou et al. · 0 citations
Preprint Sep 2026

Systematically Exploring the Capabilities of GPT-6 Astra as Embodied Policies

GPT-6 Astra exhibits a remarkable ability to generate numerical robot actions, extending its role beyond high-level planning. To assess Astra's capabilities as general-purpose embodied policies, we conduct comprehensive evaluations across six domains, examining direct control, cooperation with learned policies, and fee...

Galbot Team Xuchuan Chen, Xiao-Qi Cheng, Yu Deng et al. · 0 citations

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