AI Evaluation & TestingFree plan available

OpenAI EvalsReview

OpenAI Evals is an open-source framework and benchmark registry for evaluating LLMs and LLM systems.

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Official pricing

Last checked: 2026-08-01

PlanPriceLimits and billing notesSource
Open-source$0/monthOpen-source eval framework; API/model costs separateProvider page

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Sources and verification

Every fact and price on this page comes from the provider's own pages, last checked 2026-08-01.

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