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

heph-ai
0.0.49

This version was deleted from PyPI around 2026-06-20. Installing fails with:
$ pip3 install heph-ai==0.0.49 ERROR: Could not find a version that satisfies the requirement heph-ai==0.0.49
View other deleted versions of heph-ai

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/2026-06-19/ \ heph-ai==0.0.49
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Or, download files manually

And install manually via pip:
heph_ai-0.0.49-py3-none-any.whl (66.5KB)
heph_ai-0.0.49.tar.gz (52.0KB)