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

lingchain
0.1.1

This version was deleted from PyPI around 2026-02-25. Installing fails with:
$ pip3 install lingchain==0.1.1 ERROR: Could not find a version that satisfies the requirement lingchain==0.1.1
View other deleted versions of lingchain

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/2026-02-24/ \ lingchain==0.1.1
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:
lingchain-0.1.1-py3-none-any.whl (11.9KB)
lingchain-0.1.1.tar.gz (7.5KB)