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

bpy
3.5.0

This version was deleted from PyPI around 2025-07-30. Installing fails with:
$ pip3 install bpy==3.5.0 ERROR: Could not find a version that satisfies the requirement bpy==3.5.0
View other deleted versions of bpy

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/2025-07-29/ \ bpy==3.5.0
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:
bpy-3.5.0-cp310-cp310-macosx_10_15_x86_64.whl (174.9MB)
bpy-3.5.0-cp310-cp310-macosx_11_0_arm64.whl (159.0MB)
bpy-3.5.0-cp310-cp310-manylinux_2_28_x86_64.whl (333.8MB)
bpy-3.5.0-cp310-cp310-win_amd64.whl (263.0MB)