OpenAI CEO Sam Altman received a modest five-figure compensation for his work at OpenAI in 2023, but his net worth is estimated to be at least $2 billion.Justin Sullivan/Getty ImagesOpenAI is one of the most valuable startups in the world, worth around $157 billion.Its CEO, however, was paid a relatively modest five figures at OpenAI in 2023, filings show.Altman's net worth is estimated to be at least $2 billion.OpenAI CEO Sam Altman was paid $76,001 in compensation in 2023 to lead what's now one of the most valuable startups in the world, the company's tax filings for the year showed.That represents about a 3.4% increase in pay from 2022, when Altman received $73,546, documents showed.For context, the median household income in San Francisco County, where Altman owns a $27 million mansion, is $126,730, according to the US Census Bureau.