Promptfoo
Compare prompts and models, write repeatable evaluations and run AI red-team checks.
What’s included for free?
Free local and CI evaluation toolkit. Model calls, datasets and hosted collaboration are separate.
Where it runs: Local install
Provider information ↗Checked 2026-10-25
Before you use it
MIT. Provider APIs, test datasets and plugins retain their own terms.
Provider terms can change. Check current pricing and usage rights before starting a project.