OpenAI Evals
Build and run repeatable checks for language-model systems.
What’s included for free?
The complete project is ongoing-free under MIT; bundled evaluation datasets may have their own licences; there is no vendor usage quota.
Provider information ↗Checked 2026-11-02
Before you use it
MIT; bundled evaluation datasets may have their own licences
Provider terms can change. Check current pricing and usage rights before starting a project.