OpenAI — Country: United States

NoteThe source is the official Wikidata page for OpenAI (Q21708200). Under the 'Statements' section, there is a clear 'country' field that lists 'United States' as the value. This directly confirms the claim that OpenAI's country is the United States. The source also provides supporting evidence: OpenAI is described as an 'American artificial intelligence research organization', it is a 'Delaware corporation' (a U.S. state), and its headquarters location is listed as 'San Francisco' (United States).