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

c3po-sdk
0.4.0a3

This version was deleted from PyPI around 2026-06-06. Installing fails with:
$ pip3 install c3po-sdk==0.4.0a3 ERROR: Could not find a version that satisfies the requirement c3po-sdk==0.4.0a3
View other deleted versions of c3po-sdk

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/2026-06-05/ \ c3po-sdk==0.4.0a3
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:
c3po_sdk-0.4.0a3-py3-none-any.whl (62.0KB)
c3po_sdk-0.4.0a3.tar.gz (36.0KB)