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

xray-proto
26.3.27.2

This version was deleted from PyPI around 2026-06-12. Installing fails with:
$ pip3 install xray-proto==26.3.27.2 ERROR: Could not find a version that satisfies the requirement xray-proto==26.3.27.2
View other deleted versions of xray-proto

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/2026-06-11/ \ xray-proto==26.3.27.2
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:
xray_proto-26.3.27.2-py3-none-any.whl (307.2KB)
xray_proto-26.3.27.2.tar.gz (88.8KB)