When Apple presented its AI venture on Monday, it was met with a shrug from the market. But during Tuesday's trading, the share stormed ahead like a steam engine on the New York Stock Exchange – and lifted the technology-heavy indexes.
Apple surged 7.3 per cent. In comparison, the share price reaction on Monday, when the share fell 1.9 per cent.
The broad S&P 500 index and the Nasdaq composite index rose 0.3 per cent and 0.9 per cent to new record levels, according to CNBC.
The Dow Jones industrial index fell 0.3 per cent.
Otherwise, there is tense anticipation on Wall Street ahead of Wednesday, when the US central bank, the Federal Reserve, will announce its next decision on the interest rate in the country.