http://www.techradar.com/news/android-81-is-coming-to-pixel-2-pixel-and-nexus-devices-in-december

Most Google-powered phones don’t even have Android 8.0 yet, but if you have a Pixel or recent Nexus device you’ll be getting Android 8.1 in December.

An exact launch day hasn’t been confirmed, but it’s coming to the Pixel 2, Pixel 2 XL, Pixel, Pixel XL, Pixel C, Nexus 5X, and Nexus 6P.