> See the full index of documentation pages at https://docs.zettabyte.com/llms.txt.

# Environment and versions

> Supported framework versions.

Source: https://docs.zettabyte.com/docs/troubleshooting/environment-and-versions

Last updated: 2026-07-21

The platform's environment uses these framework versions:

| Library | Version |
| --- | --- |
| PyTorch | `2.9.0` |
| Transformers | `4.56.1` (**avoid** `4.55.4`) |

Match your CUDA toolkit and drivers to the PyTorch build. For model-download and other runtime problems, see Common issues.