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Cognition2ActionLab/
HEX-model

Cognition2ActionLab/eai_real_world

2604.07993

Qwen/Qwen3-VL-2B-Instruct

finetune

apache-2.0

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HEX Model Checkpoint

This repository hosts the pretrained checkpoint of HEX: Humanoid-Aligned Experts for Cross-Embodiment Whole-Body Manipulation.

HEX is a humanoid whole-body Vision-Language-Action model for cross-embodiment manipulation. The released checkpoint contains the pretrained model weights and configuration files required for model inference.

Repository Contents

Model	Params	Description
HEX	2.4B	Pretrained HEX checkpoint for humanoid whole-body manipulation

This repository contains the pretrained HEX checkpoint files, including model weights and the corresponding configuration files.

Download

Please follow the instructions in the HEX GitHub repository to download and use the checkpoint.

You may also download the checkpoint directly with the Hugging Face CLI:

bash

huggingface-cli download Cognition2ActionLab/HEX-model \
  --local-dir /path/to/save/HEX-model

Or with Python:

python

from huggingface_hub import snapshot_download

snapshot_download(
    repo_id="Cognition2ActionLab/HEX-model",
    repo_type="model",
    local_dir="/path/to/save/HEX-model",
)

Base Model Requirement

HEX uses Qwen3-VL as the base vision-language model. Please download the Qwen3-VL model separately before running inference.

Dataset

The processed HEX dataset is hosted in Cognition2ActionLab/eai_real_world.

License

This checkpoint is released under the Apache-2.0 License.

Citation

If you use this checkpoint, please cite our work:

bibtex

@article{bai2026hex,
  title={HEX: Humanoid-Aligned Experts for Cross-Embodiment Whole-Body Manipulation},
  author={Bai, Shuanghao and Li, Meng and Lv, Xinyuan and Wang, Jiawei and Wang, Xinhua and Liao, Fei and Hou, Chengkai and Gu, Langzhe and Zhou, Wanqi and Wu, Kun and others},
  journal={arXiv preprint arXiv:2604.07993},
  year={2026}
}