Promptfoo: Secure and Test AI Applications with Confidence

Promptfoo is a powerful, open-source AI security and testing framework designed to secure and evaluate Large Language Model (LLM) applications. It empowers developers and security teams to conduct red teaming, guardrail testing, and comprehensive evaluations of prompts, models, and RAG pipelines. With features like real-time protection against jailbreaks, automated vulnerability scanning, and test-driven development, Promptfoo ensures robustness, reliability, and data privacy. Trusted by leading companies and used in production environments, Promptfoo integrates seamlessly into CI/CD workflows and offers both a free Community plan and scalable Enterprise solutions.

Key Features:

• Red Teaming & Security Testing: Automated red teaming with real-time threat intelligence to detect jailbreaks, prompt manipulation, and harmful content.
• Guardrails & Model Security: Comprehensive security checks for PII leaks, unauthorized tool usage, and other vulnerabilities.
• Evaluations & Testing: Test-driven development for systematic evaluation of LLM outputs with assertions for cost, JSON validation, and answer relevance.
• Model & RAG Comparison: Compare multiple LLMs and RAG setups side-by-side with matrix views and detailed reports.
• CI/CD Integration: Seamless integration with GitHub, GitLab, Jenkins, and MCP/Agent frameworks for automated testing.
• Local & Secure Operation: Runs entirely locally on users' machines, ensuring data privacy and no cloud dependencies.
• Community & Enterprise Plans: Free Community plan with 10k probes/month and advanced Enterprise features like team collaboration, SSO, and managed cloud deployment.
• Developer-Friendly: Simple declarative configs, live reloading, caching, and concurrent testing for a smooth development experience.

Pricing: Promptfoo offers a free Community plan and Enterprise plans with custom pricing. The Community plan is free forever, while Enterprise plans include team collaboration, continuous monitoring, and priority support.

Conclusion: Promptfoo is the essential toolkit for any team building AI applications, providing a robust, secure, and efficient way to test, validate, and protect LLMs from the ground up.