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Artificial Analysis Openness Index — leaderboard

Composite Artificial Analysis measure of model openness across weights availability, licensing, data transparency, and methodology transparency.

Source: artificialanalysis.ai.

Interactive version: theaggregate.ai/benchmark?slug=artificial-analysis-openness-index · How the rankings work · Data refreshed daily, snapshot 2026-07-22.

Built by Mikhail Doroshenko — AI researcher, co-author of Humanity’s Last Exam. Independent project; no affiliation with any AI lab.