CNBC's Jim Cramer said Friday that McDonald's use of artificial intelligence in its drive-thru lanes is a sign of the technology's growing adoption across the United States. And this bodes well for Nvidia, the leading manufacturer of his AI chips. McDonald's is testing AI-powered voice recognition in its drive-thrus through strategic partnerships with IBM and Google's parent company Alphabet, it said in a statement to Kramer on Friday. street. “Rest assured, there are plenty of opportunities for AI at McDonald's,” the company's statement said, according to Kramer. “We're currently testing voice recognition in over 100 drive-thrus, and we'll make a decision to implement it later this year.” Cramer said McDonald's is one of many companies experimenting with AI. That's what it means. “This is what's happening right now across America. Do you think there's a chance others would risk not having this happen?” If you liked this article, you might like Jim Cramer's Morning Top 10 on Markets Email Sign up for his newsletter for free. Nvidia, a stock in Cramer's Charitable Trust, a portfolio used by CNBC Investment Club, tends to rise as more companies adopt AI, Cramer explained. He said most advanced AI models today are built on Nvidia's powerful processors, which can analyze large amounts of data quickly and efficiently. “IBM and Google are certainly great companies,” Kramer added. Mr. Kramer's Trust also owns Alphabet. IBM and Alphabet both have longstanding relationships with Nvidia. Alphabet also makes its own AI chips for specific workloads. Nvidia demonstrated its AI leadership after Wednesday's close, posting a strong fourth-quarter profit and sending its stock soaring 16% on Thursday. This increased the company's value by $277 billion, its largest single-day profit ever. Nvidia's market capitalization briefly reached $2 trillion on Friday. The company is now the third most valuable American company after Microsoft and Apple. Cramer's Trust also owns Microsoft and Apple. This is a complete list of stocks from Jim's Charitable Trust, a portfolio used by CNBC Investing Club.