Your Artist ID is a unique string of numbers that identifies your artist profile on Spotify or Apple Music. Here is how to find it if you are signing up and already have music on either platform:
Spotify:
Head to your Artist Page on Spotify and click on the 3 dots below your artist name.
Select Share from the menu and click Copy link to artist.
Paste this link into a browser. Your Spotify ID is the string of characters located between /artist/ and ? as highlighted below
Apple Music:
Head to your Artist Page on Apple Music and click on the 3 dots below your profile picture.
Select Share from the menu and click Copy Link.
Paste this link into a browser. Your Apple Music Artist ID is the string of numbers located at the end of the URL as highlighted below.
