YouTube Music is finally coming to the HomePod, we just don't know when - iMore

Code in the YouTube Music app reveals Siri integration is coming! Comments (0). A white Homepod alongside two homepod minis, one white one blue.

source https://www.imore.com/music-movies-tv/homepod/youtube-music-is-finally-coming-to-the-homepod-we-just-dont-know-when