- Forbes just declared OpenAI CEO Sam Altman a billionaire.
- Before OpenAI, he was well-known in Silicon Valley as president of startup accelerator Y-Combinator.
- Here's how the serial entrepreneur got his start — and ended up helming the most-watched AI company.
2024 is shaping up to be a big year for OpenAI CEO Sam Altman.
While the 39-year-old entrepreneur has been a household name in Silicon Valley for years now, the rest of the world has got to know him through the success of OpenAI's artificial intelligence chatbot ChatGPT, launched in 2022.