Promptfoo

Promptfoo is an AI security platform that tests prompts, agents and RAG apps and catches vulnerabilities during development.

Introduction

Promptfoo builds AI security testing into your development workflow so you can ship agents, not vulnerabilities.

Test prompts, agents and RAGs: Evaluate LLM app behavior during development.
Red teaming: Connect your app, run attacks, and fix the vulnerabilities found.
Developer workflow: Security checks that fit into how engineers already build.
Open source: Backed by a large AI security community, with 300,000+ developers using it.

Perfect for: Developers and security teams building LLM-powered applications.