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AI-LabelAI images, EU AI Act
Integrations · SquarespaceUpdated 11 October 20265 primary sources

Labelling AI images on Squarespace

The free widget adds the AI label required by Article 50 of the EU AI Act to marked images on your Squarespace site.

On Squarespace, add the widget to the Header field of Code Injection. According to Squarespace, Code Injection is available on the Core, Plus and Advanced plans and some legacy plans.

Mark images through alt text ending in “(AI-generated)”. Checkout pages do not support custom code, so no label appears there.

Add the script tag

<script src="https://www.ai-label.app/widget.js" defer></script>
  1. Open the Code Injection panel in your website tools.
  2. Paste the script tag into the Header field. Squarespace injects code from this field into the <head> of every page.
  3. Click Save.

The Footer field also works; there the code sits before the closing </body>, depending on template and version. Scripts may be disabled in the editor preview, so check the label on the live site, ideally in a private window.

Mark images

Which images need a label is your decision, for example with the labelling check. The widget only labels marked images, in three ways that can be combined:

On Squarespace, mark images through the alt text. Image blocks, galleries and product images each have a field for it.

A file name with --ai works if Squarespace keeps it in the image address. The page source of the live site shows whether it does. Use the data-ai-label attribute only in code blocks you write yourself.

Pitfalls

Limits of the widget

Native app

A dedicated Squarespace app is planned. There is no date yet.

Get notified when the Squarespace app launches

We will email you once when the app launches.

Frequently asked questions

Which Squarespace plan do I need?

According to Squarespace, Code Injection is available on the Core, Plus and Advanced plans and some legacy plans.

Why can't I see the label in the editor?

Scripts may be disabled in the editor preview. Check the live site in a private window.

Sources

Para. refers to the paragraph number in the European Commission's guidelines on Article 50, C(2026) 5054.

  1. Squarespace: Customize parts of your site with code injectionSquarespace · Platform · 22 Sept 2026
  2. Squarespace: Add alt text to imagesSquarespace · Platform · 7 Oct 2026
  3. Squarespace: Choose the right planSquarespace · Platform · 11 Oct 2026
  4. Code of Practice on Transparency of AI-Generated Content (final version)Europäische Kommission · Code of practice · 10 Jun 2026
  5. Regulation (EU) 2024/1689 (AI Act)EUR-Lex · Law · 12 Jul 2024

Label your first AI image

Free in your browser, with the EU icon and text in 24 languages. On Shopify, the app labels your whole store.