EditHero: A Benchmark for Long-Horizon Part-Level 3D Editing and Vibe Modeling

Ruihan Yu^1,2*, Yu-Ju Tsai^3,4*, Muyao Niu^1,2, Runyi Li^1,2, Lian Fu^1,2, Hanqing Liu², Zheng-Hui Huang¹, Yonghao Yu¹, Sho Kuno^1,2, Ming-Hsuan Yang^4†, Kaipeng Zhang^1†, Zhixiang Wang^1†

¹Alaya Lab    ²The University of Tokyo    ³Institute of Science Tokyo    ⁴University of California, Merced

^*Equal contribution    ^†Corresponding authors

📰 News

• [2026-10-01] Paper released on arXiv.
• [2026-09-29] Project page and trailer released.

🚀 Release Roadmap

• Project page
• Paper
• Benchmark engine and evaluation code
• Edit chains on Hugging Face

BibTeX

@misc{yu2026editherobenchmarklonghorizonpartlevel,
      title={EditHero: A Benchmark for Long-Horizon Part-Level 3D Editing and Vibe Modeling},
      author={Ruihan Yu and Yu-Ju Tsai and Muyao Niu and Runyi Li and Lian Fu and Hanqing Liu and Zheng-Hui Huang and Yonghao Yu and Sho Kuno and Ming-Hsuan Yang and Kaipeng Zhang and Zhixiang Wang},
      year={2026},
      eprint={2610.02298},
      archivePrefix={arXiv},
      primaryClass={cs.CV},
      url={https://arxiv.org/abs/2610.02298},
}