UCP Checker
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UCP status report

bretz-nuernberg.de

bretz-nuernberg.de responded, but its profile did not pass schema validation.

Invalid
43/100
UCP Score · grade D →
1 problem · 9 passed
HTTP 200 Release none Checked 15 Oct, 13:00 UTC

Findings

9 passed · 1 problem
To fix first
Problem
Serve profile as application/json
The profile URL did not return parseable JSON. How to fix →
Passed
9 OK
HTTPS, AI bot access, llms.txt, sitemap.xml, Open Graph tags, Organization schema (JSON-LD), Mobile viewport meta, Public keys published, No validation warnings
Show all 9
  • HTTPS: Profile URL uses https://
  • AI bot access: robots.txt allows /.well-known/ucp
  • llms.txt: Found at /llms.txt
  • sitemap.xml: Found at /sitemap.xml
  • Open Graph tags: og:title and og:type/url present
  • Organization schema (JSON-LD): Organization-typed JSON-LD detected
  • Mobile viewport meta: <meta name="viewport"> present
  • Public keys published: Keys published at the top level
  • No validation warnings: No outstanding validation issues
Check trace

How bretz-nuernberg.de answered our check

The five ways an agent can reach this store, what each one met, and every request we made.

1 of 5 open
4 requests · 2.16 s at the store · public requests only
  1. 01Hosting ↗
    Finding the profile
    Open
  2. 02Identity Linking ↗
    Acting for the buyer
    Not offered
  3. 03Embedded ↗
    In the buyer's browser
    Not offered
  4. 04Services ↗
    Calling its services
    None
  5. 05continue_url ↗
    Sending the buyer to the website
    Not declared
UCP Checkerpublic requests
  • 2 requestsFinding the profile/.well-known/ucp · 200
  • read from profileActing for the buyernot declared
  • read from profileIn the buyer's browsernot declared
  • not calledCalling its servicesnone declared
  • read from profileSending to the websitenot declared
  • 2 requestsOutside UCPhomepage · /llms.txt
Open
01 · Finding the profile2 requests
Served at /.well-known/ucp with 200 OK, 662.3 KB. robots.txt allows /.well-known/ucp.
Not offered
02 · Acting for the buyerread from profile
The profile doesn't declare identity linking, so an agent can't act for a signed-in buyer.
Not offered
03 · In the buyer's browserread from profile
No Embedded service is declared.
None
04 · Calling its servicesnot called
No services are declared.
Not declared
05 · Sending the buyer to the websiteread from profile
No permalink declared. Whether error replies carry a continue_url shows only in an agent run.
  1. 01 PROFILEGET /.well-known/ucp → 200, 662.3 KB of JSON2,163 ms
  2. 01 PROFILEGET /robots.txt → allows /.well-known/ucp–
  3. 01 PROFILEProfile did not pass schema validation: Response is not a valid JSON objectlocal
  4. OUTSIDE UCPGET / → 200, Organization schema found–
  5. OUTSIDE UCPGET /llms.txt → 200, 6.1 KB–
UCP profile as served 3.9 KB · 23 lines 
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
    				<script>document.documentElement.className = document.documentElement.className + ' yes-js js_active js'</script>
			<meta name='robots' content='index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1' />

<!-- Google Tag Manager for WordPress by gtm4wp.com -->
<script data-cfasync="false" data-pagespeed-no-defer>
	var gtm4wp_datalayer_name = "dataLayer";
	var dataLayer = dataLayer || [];
	(function(){dataLayer.push(arguments);})('set', 'developer_id.dNGJiYT', true);
</script>
<!-- End Google Tag Manager for WordPress by gtm4wp.com -->
	<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.6) - https://yoast.com/product/yoast-seo-premium-wordpress/ -->
	<title>Bretz Möbel | Angebote &amp; Ausstellungsstücke günstig!</title>
<link data-rocket-prefetch href="https://www.googletagmanager.com" rel="dns-prefetch">
<link data-rocket-prefetch href="https://fonts.googleapis.com" rel="dns-prefetch">
<link data-rocket-prefetch href="https://b4c88aac.delivery.rocketcdn.me" rel="dns-prefetch">
<link data-rocket-preload as="style" href="https://fonts.googleapis.com/css?family=Jost%3Aital%2Cwght%400%2C100%3B0%2C200%3B0%2C300%3B0%2C400%3B0%2C500%3B0%2C600%3B0%2C700%3B0%2C800%3B0%2C900%3B1%2C100%3B1%2C200%3B1%2C300%3B1%2C400%3B1%2C500%3B1%2C600%3B1%2C700%3B1%2C800%3B1%2C900%7COpen%20Sans%3Aital%2Cwght%400%2C300%3B0%2C400%3B0%2C500%3B0%2C600%3B0%2C700%3B0%2C800%3B1%2C300%3B1%2C400%3B1%2C500%3B1%2C600%26amp%3Bdisplay%3Dswap&#038;subset=latin%2Clatin-ext&#038;display=swap" rel="preload">
<link href="https://fonts.googleapis.com/css?family=Jost%3Aital%2Cwght%400%2C100%3B0%2C200%3B0%2C300%3B0%2C400%3B0%2C500%3B0%2C600%3B0%2C700%3B0%2C800%3B0%2C900%3B1%2C100%3B1%2C200%3B1%2C300%3B1%2C400%3B1%2C500%3B1%2C600%3B1%2C700%3B1%2C800%3B1%2C900%7COpen%20Sans%3Aital%2Cwght%400%2C300%3B0%2C400%3B0%2C500%3B0%2C600%3B0%2C700%3B0%2C800%3B1%2C300%3B1%2C400%3B1%2C500%3B1%2C600%26amp%3Bdisplay%3Dswap&#038;subset=latin%2Clatin-ext&#038;display=swap" media="print" onload="this.media=&#039;all&#039;" rel="stylesheet">
<style id="wpr-usedcss">img:is([sizes=auto i],[sizes^="auto," i]){contain-intrinsic-size:3000px 1500px}img.emoji{display:inline!important;border:none!important;box-shadow:none!important;height:1em!important;width:1em!important;margin:0 .07em!important;vertical-align:-.1em!important;background:0 0!important;padding:0!important}.selectBox-dropdown{min-width:150px;position:relative;border:1px solid #bbb;line-height:1.5;text-decoration:none;text-align:left;color:#000;outline:0;vertical-align:middle;background:#f2f2f2;background:-moz-linear-gradient(top,#f8f8f8 1%,#e1e1e1 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(1%,#f8f8f8),color-stop(100%,#e1e1e1));-moz-box-shadow:0 1px 0 hsla(0,0%,100%,.75);-webkit-box-shadow:0 1px 0 hsla(0,0%,100%,.75);box-shadow:0 1px 0 hsla(0,0%,100%,.75);-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;display:inline-block;cursor:default}.selectBox-dropdown:focus,.selectBox-dropdown:focus .selectBox-arrow{border-color:#666}.selectBox-dropdown.selectBox-menuShowing{-moz-border-radius-bottomleft:0;-moz-border-radius-bottomright:0;-webkit-border-bottom-left-radius:0;-webkit-border-bottom-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0}.selectBox-dropdown .selectBox-label{padding:2px 8px;display:inline-block;white-space:nowrap;overflow:hidden}.selectBox-dropdown .selectBox-arrow{position:absolute;top:0;right:0;width:23px;height:100%;background:var(--wpr-bg-c21f15ec-bf53-446b-84a2-f0d9f752afb0) 50% center no-repeat;border-left:1px solid #bbb}.selectBox-dropdown-menu{position:absolute;z-index:99999;max-height:200px;min-height:1em;border:1px solid #bbb;background:#fff;-moz-box-shadow:0 2px 6px rgba(0,0,0,.2);-webkit-box-shadow:0 2px 6px rgba(0,0,0,.2);box-shadow:0 2p...
What goes in a UCP profile →Check your JSON in the Validator →Guides by store platform →
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Questions

Why is bretz-nuernberg.de's profile invalid?
We found a UCP profile, but it failed schema validation against the official spec. The findings on this page list what failed — usually missing required fields, wrong data types, or version mismatches. Agents reject profiles that don't validate, so this needs fixing before bretz-nuernberg.de is agent-ready.
How can bretz-nuernberg.de fix this?
Run the profile through our UCP Validator — it shows line-by-line schema deviations and how to fix each one. Most invalid profiles are quick fixes: a missing field, a typo, or an outdated spec version.
Does this mean bretz-nuernberg.de is broken for shoppers?
No — the regular website still works fine for human customers. Only AI agents that strictly validate the profile will refuse to use the UCP integration. The store just isn't agent-ready until the validation issues are resolved.
How was this UCP report for bretz-nuernberg.de generated?
Our crawler fetches bretz-nuernberg.de/.well-known/ucp directly, parses the profile against the official UCP JSON schema, checks robots.txt for its rules for AI crawlers, and runs payment-handler validation. No manual review, no opinions — just what the profile actually says. The check ran 1 day ago.
How do I get a newer result for bretz-nuernberg.de?
This page shows the stored result of our last check and when it was observed. To run a new check, use Check again on this page.
Why does this status matter?
Universal Commerce Protocol is an open standard that lets a UCP agent find out what a store sells, build a cart and check out through a published contract instead of reading web pages. A valid UCP profile is how a store declares that support.