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

planqk-quantum
2.2.3

This version was deleted from PyPI around 2025-07-08. Installing fails with:
$ pip3 install planqk-quantum==2.2.3 ERROR: Could not find a version that satisfies the requirement planqk-quantum==2.2.3
View other deleted versions of planqk-quantum

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/2025-07-07/ \ planqk-quantum==2.2.3
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:
planqk_quantum-2.2.3-py3-none-any.whl (38.7KB)
planqk-quantum-2.2.3.tar.gz (29.5KB)