At the scale of Microsoft cloud, these are the same thing. Yet you'll hear more about "3 million agents" than "1% of users".
With 300M active #SharePoint Online users, all it takes is 1 out of 100 users to click one button go generate 3 million SharePoint Agents. Which is what #Microsoft reported to be the annual agent count in their FY25 reports.
More thoughts on how these numbers are designed to support the #Copilot marketing narrative: https://www.perspectives.plus/p/numbers-designed-to-please