With detailed documentation and guides you can easily get started with their platform. I have been using it for all my recent websites and also this current website is hosted on Zeit.co platform. For this website I have used next.js along with wordpress for CMS. I am using wordpress as headless CMS and next.js on now.sh hosting as it supports serverside rendering out of the box. Will post detailed tutorial on how to use wordpress as headless CMS along with next.js frontend on now.sh platform later. Till then keep in touch.