Google has now officially confirmed that Android 13 has moved along the path to a full release to the point at which its first public beta is now available. Those who own eligible Pixel-series devices can install it to enhance the level of control they have over how apps use media files, if not much else at this point.
https://www.notebookcheck.net/Android-13-Beta-1-is-now-available-to-the-public.615837.0.html