U.S. stock futures were edging lower on Wednesday morning as investors prepared for a busy day on Wall Street with the Federal Reserve's first interest-rate decision of the year and a batch of quarterly earnings from some megacap tech firms.

Investing.com - U.S. stock futures climb following fresh quarterly reports from a slew of Big Tech companies, including Microsoft (NASDAQ:MSFT) and Meta Platforms (NASDAQ:META). Executives at these firms back a spike in artificial intelligence spending despite worries over the strategy in the wake of the emergence of a cut-price Chinese AI model earlier this week.