Android 9 is now available for all Pixel phones and is officially being christened Android Pie. This is the initial release of the OS and some of the features announced during Google I/O such as a Digital Wellbeing dashboard, and a revamped Do Not Disturb mode will be made available later.
https://www.notebookcheck.net/Android-9-0-P-is-now-officially-Android-Pie.320974.0.html