ProductsProduct / feature launchHardware & Compute · Efficiency & Inference · MLOps, Tooling & Infrastructure2 sources · Oct 21, 2026

TorchNeuron: running HF models on AWS Trainium is easier than ever

TorchNeuron is a PyTorch plugin that brings a new backend for Trainium enabling support for eager mode, torch.compile and native distributed APIs like FSDP and TP.

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Key points

  • Read the Pytorch blog to learn more about TorchNeuron.
  • Using torchtitan on AWS Trainium means using it the way you always have.
  • TorchNeuron registers Trainium as a native PyTorch device, which lets torchtitan use it through standard PyTorch interfaces.
  • You can use these configurations to pre-train from random initialization or fine-tune published weights.

Sources (2)

  • [1]TorchNeuron: running HF models on AWS Trainium is easier than ever
    Hugging Face Blog · Oct 19, 12:00 AM
    TorchNeuron is a PyTorch plugin that brings a new backend for Trainium enabling support for eager mode, torch.compile and native distributed APIs like FSDP and TP.
    Read the Pytorch blog to learn more about TorchNeuron.
  • [2]Train Qwen3 on AWS Trainium with torchtitan
    AWS Machine Learning Blog · Oct 21, 08:00 PM
    Using torchtitan on AWS Trainium means using it the way you always have.
    TorchNeuron registers Trainium as a native PyTorch device, which lets torchtitan use it through standard PyTorch interfaces.

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Before this

  1. Oct 17, 2026Nemotron 3.5 Bolt, Muse Spark Open, and a Fast LFM2.5 24B
  2. Oct 16, 2026huggingface/transformers v5.20.1: Release v5.20.1
  3. Oct 16, 2026Welcome Beam: a 501B open model you can own, customize, and scale
  4. Oct 15, 2026Granite Switch 4.1: Chat, Decisions, and Speech from One Endpoint
  5. Oct 15, 2026huggingface/transformers v5.20.0: Release v5.20.0
  6. Oct 15, 2026huggingface/trl v1.16.0

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