# PyTorch 2.1.2 + CUDA 11.8/12.1 — Software interface version compatibility

For PyTorch 2.1.2 + CUDA 11.8/12.1, product is PyTorch; software version is 2.1.2; dependency version is CUDA 11.8, 12.1; companion package versions is torchaudio==2.1.2 torchvision==0.16.2, recorded from its source on 2026-08-04.

- **Product:** PyTorch _(unconfirmed — we could not tie this to the quote below)_
- **Version pairing:** PyTorch 2.1.2 + CUDA 11.8/12.1 _(unconfirmed — we could not tie this to the quote below)_
- **Software version:** 2.1.2
- **Dependency version:** CUDA 11.8, 12.1 _(unconfirmed — we could not tie this to the quote below)_
- **Companion package versions:** torchaudio==2.1.2 torchvision==0.16.2 _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> 2.1.2 | 3.8+ | 11.8, 12.1 | 2.1.2 | 0.16.2 |

## Source

- https://github.com/eminsafa/pytorch-cuda-compatibility

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