Anthropic is planning what could be the biggest IPO in history, with the artificial intelligence giant looking to raise as much as $100 billion at a valuation of around $2 trillion. Nvidia is in talks to become a major early investor in the offering, according to two people familiar with the matter cited by Reuters. Nvidia is considering putting up to $10 billion into the IPO, one of the people said. The talks are still going on and the plans could change, the sources said. They requested anonymity because the discussions are private.