Google just unveiled Android O few minutes ago and the update is already available. However, the update is only available for Pixel devices. Maybe the other devices will follow up soon.
For those who are enrolled for beta (DP4) will have 50.5 MB of update which is quite small. The update is only available through OTA on your phone and Factory Images which are link below :
Let us know whether you got the update or not in the comments!
