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Runway AI releases Praxis-1 robot action model - RobotHOT

Runway AI releases Praxis-1 robot action model

Runway AI has released Praxis-1, a general-purpose robot action model, with open weights available to developers under the Apache 2.0 license. The model is a 27-billion-parameter mixture-of-experts diffusion transformer that predicts video and actions jointly. Praxis-1 is available on GitHub, Hugging Face with native LeRobot support and vLLM-Omni, with inference hosted on Reactor. Runway released weights, inference and fine-tuning code for commercial use, supporting full fine-tuning and LoRA. The model runs out of the box on NVIDIA hardware, from data-center H100 and B200 GPUs to RTX 5090, RTX PRO 6000 and Jetson Thor on robots. Partners Noble Machines, Standard Bots and Ultra have tested the model on a legged humanoid, a six-axis industrial arm and a dual-arm warehouse robot. Runway...

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