Asian markets mixed as AI concerns weigh on tech stocks

Asian markets traded mixed Friday as concerns over artificial intelligence intensified following Alphabet's stock plunge, which dragged U.S. markets down. Japan's Nikkei 225 fell 2.6%, while South Korea's Kospi dropped 5.4% on chipmaker losses. Alphabet shares tumbled 12.6%, their worst day in over two decades, pulling the Nasdaq down 1.4% and the S&P 500 to its first loss in four days. The Bank of Japan concluded its policy meeting with no expected action after raising rates to 1.25% last month. U.S. crude rose 2.8% to $104.86 a barrel, while the 10-year Treasury yield fell to 4.94%. Hong Kong's Hang Seng gained 1.2%, but Shanghai's Composite lost 0.9%.