Microsoft's harness for probing a system you own: targets, converters and scorers. Built by Microsoft.
Others in red teaming
Common questions
Is PyRIT free to use?
PyRIT 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 PyRIT?
Basic Python is enough. Functions, dictionaries and imports cover most of what PyRIT asks of you.
When should I not use PyRIT?
When something else in red teaming fits the job better. The others in that group are listed below.
Lessons for PyRIT 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 →