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

statsig-python-core
0.3.1b250509

This version was deleted from PyPI around 2026-01-08. Installing fails with:
$ pip3 install statsig-python-core==0.3.1b250509 ERROR: Could not find a version that satisfies the requirement statsig-python-core==0.3.1b250509

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/2026-01-07/ \ statsig-python-core==0.3.1b250509
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