---
header: Special Service Guide Update for May 18, 2020
lang: en
last_updated: null
url: https://docs.fastly.com/changes/2020/05/18/special
---

As part of today's launch of Developer Hub at [developer.fastly.com](https://www.fastly.com/documentation/), the reference documentation for Fastly's Application Programming Interface has moved to its new home at https://www.fastly.com/documentation/reference/api/. Fastly's Image Optimizer API reference has moved to our image optimization guides.