# Test guardrail and red-teaming tools

Lesson 2 of [Evaluate LLM guardrail, testing and monitoring tools](https://aigovernancetools.fyi/academy/evaluate-llm-guardrail-and-testing-tools.md), 20 minutes.

A guardrail screens AI inputs or outputs at run time and blocks, edits or flags them. Red teaming tests an AI system by attacking it, to find failures before others do. Test both kinds of tool on your own system, not on the vendor's demo. Questions for the vendor - Which risks do your tests cover? M…

The rest of this lesson is for learners enrolled in the course. [See how Evaluate LLM guardrail, testing and monitoring tools works](https://aigovernancetools.fyi/academy/evaluate-llm-guardrail-and-testing-tools.md).

Also on the [web page](https://aigovernancetools.fyi/academy/evaluate-llm-guardrail-and-testing-tools/test-guardrails-and-red-teaming-tools).