You can add a Sketchfab model to any Squarespace page where you can add an Embed Block.
Step-by-Step Guide: Embedding Sketchfab Models on Squarespace
Get Your Model URL or Embed Code
Go to your model page on Sketchfab.
Option A (URL): Copy the page URL directly from your browser's address bar.
Option B (iFrame Code): Click Embed (
</>) below the viewer and copy the iframe embed code.
Add an Embed Block in Squarespace
Edit your page or post in Squarespace.
Hover over the target section, click Add Block (or +), and select Embed from the block menu.
Click the Pencil icon on the new block to open the block editor.
Paste the Content
If using the URL: Paste your model link directly into the URL field.
If using the Embed Code: Click Code Snippet (or Code in the mobile app), select Embed Data, and paste the iframe code into the text field.
Save and Publish
Save your page changes to render the interactive 3D viewer on your site.