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

python-agent-harness
1.5.0

This version was deleted from PyPI around 2026-08-30. Installing fails with:
$ pip3 install python-agent-harness==1.5.0 ERROR: Could not find a version that satisfies the requirement python-agent-harness==1.5.0
View other deleted versions of python-agent-harness

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/2026-08-29/ \ python-agent-harness==1.5.0
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Or, download files manually

And install manually via pip:
python_agent_harness-1.5.0-py3-none-any.whl (158.3KB)
python_agent_harness-1.5.0.tar.gz (225.4KB)