U.S. stock futures were nearly flat on Tuesday after strong artificial-intelligence-driven gains in the previous session, as investors awaited potential US-Iran talks and a US-China summit. Dow E-minis rose 0.02%, while S&P 500 E-minis fell 0.08% and Nasdaq 100 E-minis declined 0.06% at 5:28 a.m. ET. Brent crude traded near $100 a barrel and the 10-year Treasury yield stood at 4.9%, keeping both markets in focus as investors assessed geopolitical and inflation risks. Meta led the recent technology rally after the Nasdaq closed at a record high, while major chip stocks weakened in premarket trading. Bitcoin fell 1.3% from a seven-month high, weighing on Strategy and Coinbase. Traders also priced a 57.6% chance of at least a 25-basis-point Federal Reserve rate increase in October, following this month’s hike.