US futures climbed, S&P 500 +0.1% to 7,480.25 points, Nasdaq 100 +0.5% to 29,631 points, Dow +0.2% to 49,905 points.
Tech and chip stocks surged, led by Nvidia and AI optimism, pushing Philadelphia Semiconductor Index up 2.6% near record highs.
President Trump landed in Beijing with Nvidia’s Jensen Huang and Elon Musk for a summit with Xi on trade, AI, Taiwan, Iran.
The Senate confirmed Kevin Warsh as Fed Chairman, with Jerome Powell’s term ending Friday amid sticky inflation that may keep rates steady.