xAI, Elon Musk’s AI company, has raised $6 billion, according to a filing with the U.S. Securities and Exchange Commission on Thursday. Investors gave a minimum of $77,593, per the filing. 97 participated, but the document doesn’t reveal their identities. The Wall Street Journal previously reported that Valor Equity Partners, Sequoia Capital, and Andreessen Horowitz were expected to contribute to the round, along with Qatar Investment Authority, Qatar’s sovereign-wealth fund. The new cash brings...