Patreon is a crowdfunding platform that allows artists to obtain funding from their fans or patrons, on a recurring basis, or per artwork.
Adding Sketchfab to a Patreon post
To add a Sketchfab embed to a Patreon post, just copy and paste the model URL into the URL field.
Adding Sketchfab to a Patreon page
From the edit menu on Your Patreon Page you can add Sketchfab embeds to your description. Choose the video option from the toolbar and paste in your Sketchfab 3D model embed code.