https://pypi.org/project/archetypal-langchain/ Recent updates to the Python Package Index for archetypal-langchain en https://pypi.org/project/archetypal-langchain/1.0.0/ LangChain callback handler — auto-preserves your agent's soul before it dies. No account required. ben@archetypal.ai Mon, 23 Mar 2026 02:18:03 GMT