What if you could train AI agents on a laptop as easily as on a GPU cluster?

Researchers from UIUC's U Lab, led by Prof. Jiaxuan You, just open-sourced OpenTinker.

It's a new "Reinforcement-Learning-as-a-Service" (RLaaS) system that decouples the complex training pipeline into… pic.twitter.com/YSH2txDsEh

— 机器之心 JIQIZHIXIN (@jiqizhixin) 8 janvier 2026

What if you could train AI agents on a laptop as easily as on a GPU cluster? Researchers from UIUC's U Lab, led by Prof. Jiaxuan You, just open-sourced OpenTinker. It's a new "Reinforcement-Learning-as-a-Service" (RLaaS) system that decouples the complex training pipeline into

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