Anthropic was able to raise huge amounts of money almost immediately from the usual passel of rich AI-safety patrons, including Jaan Tallinn and Dustin Moskovitz, the billionaire cofounder of Facebook who was Mark Zuckerberg’s roommate at Harvard University. Money in Silicon Valley often circulates between small groups of elite networks, including those with long-standing rivalries. Moskovitz’s charity vehicle Open Philanthropy had put $30 million into OpenAI, and Altman had financially backed Moskovitz’s own software Asana; however, Moskovitz wanted to back OpenAI’s new competitor too.
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