Apple (NASDAQ:AAPL) is using the custom artificial intelligence chips from Amazon's (NASDAQ:AMZN) cloud computing unit and is evaluating its latest AI chip for pre-training models, CNBC reported, citing an executive that touted Amazon Web Services in a surprise endorsement.

Amazon.com's cloud unit on Tuesday showed new data center servers packed with its own AI chips that will challenge Nvidia, with Apple coming aboard as a customer to use them. The new servers, based on 64 of Amazon Web Services' Trainium2 chips,

Amazon says it is able to connect a greater number of chips together than Nvidia, helping customers save cost.

As reported by CNBC, Apple’s senior director of machine learning and artificial intelligence, Benoit Dupin, made a surprise appearance

Apple is currently using Amazon Web Services’ custom AI chips for services like searching and will evaluate if its latest AI chip can be used to pre-train its AI models like Apple Intelligence.