Article 50: AI notice required since 2 August 2026 · Compliance checklist
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AI ACT GUIDE

Updated 25 August 2026 · 6 min read

AI chatbot: the disclosure duty since 2 August 2026

A support widget is not “obvious”. Here is the notice to show, when to show it, and how to prove it.

An assistant with a human first name is not obvious to a reasonably informed visitor. Article 50(1) then requires an explicit disclosure.

Example wording: “You are chatting with an automated assistant.” It must appear when the chat opens, not after three messages, and not only in the footer.

Platforms (Crisp, Intercom, Tidio…) may one day include this natively. That does not replace the AI-system register or the proof log in case of an inspection.

The path, in order

  1. 1

    Scan the homepage

    Paste the URL. In under a minute you see whether a known chatbot is present, and whether a notice is visible. With no chatbot there is no /100 score.

  2. 2

    Show the notice next to the chat

    One script line (w.js) sits on Crisp, Intercom, Tidio and known widgets. On Crisp, the sentence is also shown once in the conversation.

  3. 3

    Re-scan the homepage

    Clairia should appear in the findings. This is not a certification: it confirms the script is on the page.

  4. 4

    Let the log run

    Each page load with the script is dated. It is not proof that the chat was opened.

Frequent questions

Who must show the notice: the site or the chat vendor?
The visitor is talking to your site. The vendor (Crisp, Intercom, Tidio…) provides the tool. The site must inform, at the first interaction.
Is a notice in the terms or legal notice enough?
No. Too late and too easy to miss during the chat. Article 50 requires clear information at the latest at the first interaction.
How do you prove the notice was shown?
A useful file: a register (tool, vendor, use), a dated log of script loads, homepage scans. A /100 score is not proof.

General information, not legal advice.

Official reference: European Commission Article 50 guidelines ↗

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