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

nvidia-cosmos
1.0.5

This version was deleted from PyPI around 2025-08-23. Installing fails with:
$ pip3 install nvidia-cosmos==1.0.5 ERROR: Could not find a version that satisfies the requirement nvidia-cosmos==1.0.5
View other deleted versions of nvidia-cosmos

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/2025-08-22/ \ nvidia-cosmos==1.0.5
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:
nvidia_cosmos-1.0.5-py3-none-any.whl (15.3MB)
nvidia_cosmos-1.0.5.tar.gz (15.2MB)