Stock Futures Decline Following Anthropic AI Slowdown Call

US stock futures fell Sunday night after Anthropic CEO Dario Amodei published an essay urging AI companies to slow the development of frontier models. The market also reacted to OpenAI CEO Sam Altman ruling out an IPO for this year. Nasdaq 100 futures dropped 1.2%, while S&P 500 and Dow Jones futures fell 0.6% and 0.4%, respectively. Investors are also focused on the upcoming Federal Reserve meeting, with an 85% probability of a rate hike expected.