You can paste:
• A standard RSS/Atom feed
https://example.com/feed.xml
• A YouTube channel
https://www.youtube.com/@handle
https://www.youtube.com/channel/UCxxxx
• A YouTube channel feed
https://www.youtube.com/feeds/videos.xml?channel_id=UCxxxx
If you paste a YouTube video or Shorts link
(e.g. youtube.com/watch or youtube.com/shorts),
we'll automatically subscribe to the channel instead.
Shorts appear in the channel feed like normal uploads.