# Promptfoo

Promptfoo is the leading open-core platform for AI application security, enabling enterprises to identify and remediate vulnerabilities in LLMs, RAG systems, and AI agents before they reach production. Our approach is designed to incorporate AI AppSec from the start of the development lifecycle, aligning with the DevSecOps maturity models organizations follow as security programs shift from manual pen-testing to automated, continuous AI red teaming.  200,000+ developers and over 125 Fortune 500 companies use Promptfoo’s open-source framework in their development workflows. OpenAI and Anthropic also recommend Promptfoo through their online courses.

**Headquarters:** San Francisco, California, United States
**Founded:** 2024
**Employees:** ~24
**Founder:** Ian Webster, Michael D'Angelo
**Website:** https://promptfoo.dev/
**Focus areas:** Enterprise, Artificial Intelligence (AI), Information Technology, Open Source, Software
**Open positions:** 0

[View all jobs at Promptfoo](https://zerogtalent.com/ai-companies/promptfoo)

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