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MolmoAct: Action Reasoning Models that can Reason in Space

Depth-aware perception, spatial planning and low-level action prediction are organized into an explicit action-reasoning pipeline.

Jason Lee et al.
2025-08 · AI2 · Research paper
Source checked: 2026-10-24Affiliations not yet verified · AI2 ◌ Affiliations not yet verified
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Why read this

Study the intermediate spatial plan as an interface for inspecting and steering robot behavior.

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Citation

@misc{lee2025molmoact,
  title = {MolmoAct: Action Reasoning Models that can Reason in Space},
  author = {Jason Lee and Jiafei Duan and Haoquan Fang and Yuquan Deng and Shuo Liu and Boyang Li and Bohan Fang and Jieyu Zhang and Yi Ru Wang and Sangho Lee and Winson Han and Wilbert Pumacay and Angelica Wu and Rose Hendrix and Karen Farley and Eli VanderBilt and Ali Farhadi and Dieter Fox and Ranjay Krishna},
  year = {2025},
  eprint = {2508.07917},
  archivePrefix = {arXiv},
  primaryClass = {cs.RO},
  url = {https://arxiv.org/abs/2508.07917}
}

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