The new IO API docs can now be found at: https://io.adafruit.com/api/docs
The IO API is over HTTPS where possible. Some devices may not support HTTPS easily, so we do offer the API over the unsecure HTTP protocol, used at your own risk.
The base URL is:
This guide was first published on Jan 22, 2015. It was last
updated on Jan 22, 2015.
This page (REST API) was last updated on Nov 06, 2018.
The current version of the api is: v2.
If you'd like to keep working with the v1 API, you can use /api/v1.