Amazon released TorchNeuron for its Trainium chips on October 19, 2026, one day before Google open-sourced TorchTPU.

From the articleGoogle brings open-source TorchTPU to challenge Nvidia’s AI hardware dominance | МежаAlso in Switch Your PyTorch Model From Nvidia to Google TPUs With One Line: TorchTPU Is Now Open Source, After Amazon, Google targets Nvidia’s software lock-in with TorchTPU, Google has joined Amazon in attacking Nvidia’s stronghold with AI app developers, Switch Your PyTorch Model From Nvidia to Google TPUs With One Line: TorchTPU Is Now Open Source, Google unveils TorchTPU in a push to break Nvidia's stranglehold on AI compute - SiliconANGLE