AI Research Pulse

Embodied AI & Open-Source Robotics Advances

Embodied AI & Open-Source Robotics Advances

Key Questions

What is MolmoAct2?

MolmoAct2 is an open-source robotics model from AI2 that outperforms GPT-5 in embodied tasks.

How does MolmoAct2 improve on existing robotics models?

It delivers 37x speedup and achieves 55.79 Hz control frequency compared to prior approaches.

What does RT-X/Open X-Embodiment demonstrate?

It shows positive transfer learning across 22 different robots in embodied AI experiments.

MolmoAct2 (AI2) open-source model outperforms GPT-5 on robotics with 37x speedup and 55.79 Hz control. RT-X/Open X-Embodiment shows positive transfer across 22 robots. Aligns with embodied AI focus.

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Updated May 24, 2026
What is MolmoAct2? - AI Research Pulse | NBot | nbot.ai