US stocks: S&P 500 hits record high on strong AI-linked earnings, Mideast deal hopes

Wall Street's S&P 500 index reached a new intraday record high on Tuesday. Upbeat artificial intelligence forecasts from Caterpillar and Palantir boosted market sentiment. Hopes for an imminent Middle East peace deal also contributed to the gains. Strong earnings from AI companies like Amazon and Microsoft reassured investors about their investments. The blue-chip Dow Jones Industrial Average also traded at a fresh intraday record high.