Schema markup on a real product page

Pointed at a page that sells a $9.99 pack. Four things came back: two it fixed, two it refused to fake.

What it wrote

 "@graph": [
  {
   "@type": "BreadcrumbList",
   "itemListElement": [
    {
     "@type": "ListItem",
     "position": 1,
     "name": "Glintmake",
     "item": "https://glintmake.com/"
    },
    {
     "@type": "ListItem",
     "position": 2,
     "name": "Sketch to 3D model",
     "item": "https://glintmake.com/sketch-to-3d-mod
    }
   ]
  },
  {
   "@type": "WebApplication",
   "name": "Sketch to 3D model",
   "url": "https://glintmake.com/sketch-to-3d-model/
   "applicationCategory": "DesignApplication",
   "operatingSystem": "Any (web browser)",
   "image": "https://glintmake.com/img/dinosaur-prev
   "description": "Turns a photo of a sketch or draw
  …

What it found

addedBreadcrumbs were missing

Google still shows them. This page had none.

fixedOffers had no availability or url

Google expects both; ours carried only a price.

keptFAQ won't give rich results

Google stopped showing them 7 May 2026. Kept for answer engines, not SEO.

left outNo rating was invented

Nothing on the page backs one, so the stars field stayed empty.

And what it says about five pages we own

The same script, run across a small site. One pass, no network, no Google account.

page	types it found	what it said
image-to-stl	HowTo, HowToStep, WebApplication, Offer, FAQPage	retired HowTo rich results ended Sept 2023 — this block has produced nothing for two years
deepseek-v4-1-flash	WebApplication, Offer, FAQPage	fixed offer had no availability or url
minimax-m3	WebApplication, Offer, FAQPage	fixed offer had no availability or url
ozil-goal-ai	WebApplication, Offer ×2, FAQPage	fixed both offers had no availability or url
sketch-to-3d-model	BreadcrumbList, WebApplication, Offer, FAQPage	clean every required field present

What it will not pretend to know. Whether the markup matches what a visitor actually sees, and whether a rating comes from real reviews. It prints both at the end of every run instead of implying it checked them.

Schema markup, run on a real product page

What it wrote

What it found

And what it says about five pages we own