The / command key is used to add components in Notion. Once you become used to it, you can save a significant amount of time while creating practically anything.
Loop takes a similar strategy. However, the choices for adding other types of things are not as extensive as Notion. This is how both applications seem after I used them.
In details if you want know about this topic, you can read this article: https://10scopes.com/microsoft-loop-v...