Runway releases open weights for Praxis-1 robotics model under Apache 2.0
Runway released open weights for Praxis-1, a 27-billion-parameter world action model that controls real robots, on November 11. The model, introduced in late September with limited partner access, is now available to developers with partners including Noble Machines, Standard Bots, and Ultra.
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Timeline · 3 reports
- 2026-11-14 12:00 · DEV Community — Machine Learning
Runway releases Praxis-1 open weights: its video-pretrained world action model now runs real robots under Apache 2.0 - 2026-11-12 13:18 · The Robot Report
Runway's Praxis-1 world action model for robotics is now available - 2026-11-12 02:19 · DEV Community — Machine Learning
Runway Just Open-Sourced a Robot Brain: What Praxis-1's 27B World Action Model Actually Changes