Fastly’s Full-Site Delivery allows you to speed up websites and mobile applications by pushing content closer to users, providing improved and secure experiences across the world. Full-Site Delivery includes the following features.| Fastly Documentation
Instant Purging removes content from Fastly immediately so it can be refreshed from your origin servers. While the default approach for issuing an individual URL Instant Purge uses the Fastly API, https://api.fastly.com/, it is not required.| www.fastly.com
API tokens are unique security credentials that allow human users and automated systems to prove their identity to Fastly, thereby indicating they can be trusted to access restricted resources and perform specific, restricted operations via the Fastly API.| Fastly Documentation