Microsoft's OpenAI disclosure reveals an unshakable dependency

<p class="P1" data-sourcepos="5:1-5:307;101-407">Microsoft Corp. has given the first clear accounting of its revenue from OpenAI: US$24.1 billion for the year ended in June, likely close to 70% of its actual AI sales. The figure puts a hard number on a reliance the software giant has quietly worked to reduce ever since the two companies became partners.