Allen Institute for AI (AI2)

The Allen Institute for AI (AI2) is a nonprofit AI research institute founded by Microsoft co-founder Paul Allen, dedicated to advancing AI for the common good through high-impact research and open engineering. AI2 is best known for releasing fully open-source large language models under the OLMo series, including OLMo 2 32B, as well as Semantic Scholar, an AI-powered academic search engine. The institute focuses on scientific, trustworthy, and broadly beneficial AI research published openly for the research community.