# PyTorch cu121 wheel index — CUDA 12.1 builds — Software interface version compatibility

For PyTorch cu121 wheel index, product is PyTorch wheel index; version pairing is PyTorch cu121 wheel index — CUDA 12.1 builds; software version is PyTorch; dependency version is CUDA 12.1 (cu121), recorded from its source on 2026-08-04.

- **Product:** PyTorch wheel index _(unconfirmed — we could not tie this to the quote below)_
- **Version pairing:** PyTorch cu121 wheel index — CUDA 12.1 builds _(unconfirmed — we could not tie this to the quote below)_
- **Software version:** PyTorch
- **Dependency version:** CUDA 12.1 (cu121) _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> pytorch-triton

## Source

- https://download.pytorch.org/whl/cu121

Last verified: 2026-08-04. Review by: 2026-10-03.
Part of [Software interface version compatibility](https://referencesource.org/software-interface-version-compatibility/).