Policy checks between an agent deciding to call a tool and the tool running. Built by Microsoft.
Others in guardrails
Common questions
Is Agent Governance Toolkit free to use?
Agent Governance Toolkit is open source and free to run yourself. You still pay whichever model provider you point it at, and this tutorial is free with no signup.
Do I need to know Python to use Agent Governance Toolkit?
Basic Python is enough. Functions, dictionaries and imports cover most of what Agent Governance Toolkit asks of you.
When should I not use Agent Governance Toolkit?
When something else in guardrails fits the job better. The others in that group are listed below.
Lessons for Agent Governance Toolkit are being written. Meanwhile the Claude Code tutorial covers the same ground: state, tools, loops, memory and human approval. Most of it carries straight over.
Start the Claude Code tutorial →