You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

agi-env
2025.10.15.post16

This version was deleted from PyPI around 2025-10-17. Installing fails with:
$ pip3 install agi-env==2025.10.15.post16 ERROR: Could not find a version that satisfies the requirement agi-env==2025.10.15.post16
View other deleted versions of agi-env

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/2025-10-16/ \ agi-env==2025.10.15.post16
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:
agi_env-2025.10.15.post16-py3-none-any.whl (57.9MB)
agi_env-2025.10.15.post16.tar.gz (57.8MB)