Out of the box, WordPress does not support Sketchfab. Fortunately it's easy to fix that: just install a plugin to help you. I have two options for you:
Option 1: the official Sketchfab plugin
Our plugin adds a WordPress shortcode. Just insert it and copy the model ID into it:
You can download the Sketchfab WordPress plugin at:
Option 2: oEmbed support
Rami Yushuvaev's plugin adds oEmbed support to the WordPress editor. If you're wondering what that is: it allows you to paste a Sketchfab model URL into the editor and it will automatically expand into our viewer (similar to YouTube videos, for example).
You can download the Sketchfab oEmbed plugin at: