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

sphere-sdk
1.0.0

This version was deleted from PyPI around 2025-12-19. Installing fails with:
$ pip3 install sphere-sdk==1.0.0 ERROR: Could not find a version that satisfies the requirement sphere-sdk==1.0.0
View other deleted versions of sphere-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/2025-12-18/ \ sphere-sdk==1.0.0
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Or, download files manually

And install manually via pip:
sphere_sdk-1.0.0-py3-none-any.whl (16.2KB)
sphere_sdk-1.0.0.tar.gz (35.0KB)