This feature is currently a Work In Progress, and is only available in v3.3b at this time
Assistant Relay Cast is powered by CATT and allows you to send videos from many online sources such as YouTube, Vimeo and hundreds of others to your Chromecast, Smart Displays and Speakers. It also allows you to cast local files and render websites
To send a cast command, you need to know the device name or IP address. To get these, Assistant Relay utilises the
CATT scan command to return an object of your available devices.
To do this, send a HTTP POST request to
/cast/search and you will get a result like below: