OpenAI has completed a massive $7 billion secondary share sale that values the artificial intelligence company at approximately $852 billion, marking another extraordinary milestone in the rapid rise of one of the world’s most valuable private technology companies. The $852 billion valuation puts OpenAI in a league previously occupied mainly by the world’s largest public technology companies. A $7 billion secondary sale is enormous by private-market standards and demonstrates the depth of investor appetite for OpenAI shares. A Potential IPO Comes Into FocusThe enormous secondary transaction is also likely to intensify speculation about OpenAI’s eventual public-market future. With its valuation reaching $852 billion, OpenAI has moved far beyond the status of a promising artificial intelligence startup.