United States stock futures dipped slightly as investors await Federal Reserve Chair Jerome Powell's speech at the Jackson Hole Symposium for insights on future interest rates. Expectations for a September interest rate cut have cooled due to hotter inflation data and hawkish Federal Reserve comments. Federal officials emphasize caution, with inflation remaining above target. Nvidia has halted production of its advanced H20 AI chips for China amid regulatory concerns and tightened United States export restrictions. Meta signed a ten billion dollars agreement with Google to use Google Cloud Services as it ramps up investment in artificial intelligence and is also offloading two billion dollars in data center assets to help fund its massive artificial intelligence infrastructure buildout. Oil prices climbed slightly, breaking a two-week losing streak, supported by stalled Russia-Ukraine peace talks and strong United States crude demand.