San Francisco-based Anthropic was founded in 2021 by former OpenAI employees who left following disagreements over the company’s future direction. You are using an outdated browser. Please upgrade your browser to improve your experience and security. Anthropic’s IPO filing has put a spotlight on its founding team. Five of the AI company’s seven co-founders hold more shares than CEO Dario Amodei. Here is a look at their roles, backgrounds,.