A Pixel Pass monthly subscription service has been unearthed that seems likely to be launched around the same time as the upcoming Google Pixel 6 smartphones. The Pixel Pass service promises regular upgrades for Pixel devices and access to "key first-party services" that includes YouTube Premium and Google Fi phone plans.
https://www.notebookcheck.net/Pixel-Pass-monthly-subscription-service-with-regular-device-upgrades-and-YouTube-Premium-arrives-in-time-for-the-Google-Pixel-6.571289.0.html