You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
nai was reported malicious
OSV:MAL-2026-1408 - Malicious code in nai (PyPI)

nai
3.0

This version was deleted from PyPI around 2026-03-14. Installing fails with:
$ pip3 install nai==3.0 ERROR: Could not find a version that satisfies the requirement nai==3.0
View other deleted versions of nai

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2026-03-13/ \ nai==3.0
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
nai-3.0.tar.gz (27.6KB)