The next year, it ran a Series A round which generated $7.2 million for the startup. Things moved quickly from there, in May 2011 Airbnb acquired Accoleo, a German clone of the website and launched in ...
OpenAI CEO Sam Altman is a billionaire, thanks to his investments in technology companies like Reddit, Stripe, Airbnb, and more. Here's how Altman made his money.