# AWS releases Neuron 2.33 with native PyTorch support

> AWS adds TorchNeuron for Trainium, a health‑monitoring Observer, and new debugging tools in a public beta.

Oossa · 2026-10-21 · https://oossa.com/en/aws-releases-neuron-2-33-with-native-pytorch-support

AWS announced Neuron 2.33 is now available. It includes TorchNeuron, a native PyTorch backend for Trainium chips, in public beta. Developers can run standard PyTorch code on EC2 Trn2 and Trn3 instances, either in eager mode or with torch.compile. The release also adds Neuron Observer, which spots Trainium health problems in under a second and points to the faulty node or device.

## The facts

- Release date: 2026‑10‑21 ("Wed Oct 21 2026 17:00:00 GMT+0200")
- TorchNeuron supports PyTorch 2.14 on Trainium EC2 instances

## Why it matters

PyTorch users can now train and run models on AWS Trainium without custom code changes, speeding up AI development on cheaper hardware.

## Sources & references

1. [AWS Neuron 2.33 adds native PyTorch support, Neuron Observer, and other new features](https://aws.amazon.com/about-aws/whats-new/2026/10/aws-announce-neuron-2-33-0) – AWS, 2026-10-21

Last updated: 2026-10-21