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JSON-LD

How structured data influences AI discovery

Lumear AI4 min read

Structured data is one of the few AI-discovery levers that is both concrete and fully in your control. It will not rescue thin content — but for a page that *is* good, it meaningfully raises the odds your facts get extracted accurately and reproduced when a model answers. Here is the mechanism, and what to actually ship.

The problem structured data solves: extraction ambiguity

When an AI system reads a web page to ground an answer, it has to extract facts from prose: your company name, what you sell, the price, the key claims, who wrote the article and when. Inference is where errors creep in. The model might miss your price (buried three sections down), mis-attribute a quote, or skip a claim it couldn't confidently parse. Every ambiguity is a chance to get your facts wrong — or leave them out.

JSON-LD removes the ambiguity by stating the facts explicitly. Instead of inferring, the system reads structured key/value data using the shared schema.org vocabulary. Your name is in name. Your price is in offers.price. The article's author is in author. There is nothing to guess.

What JSON-LD is, briefly

JSON-LD (JSON for Linking Data) is a <script type="application/ld+json"> block you drop in a page. It describes what the page *is* — an Organization, a Product with an Offer, an Article, a FAQPage — in unambiguous machine-readable form. It is the same standard that powers Google's rich results, and increasingly how AI systems pull reliable entity facts about a brand.

The schema types worth shipping

You do not need dozens. A handful, done correctly, covers most of the value:

  • Organization — your brand entity: name, logo, url, sameAs (your social profiles), contactPoint. This is how systems resolve and trust "who is this company."
  • Product / SoftwareApplication — what you sell, with offers carrying real prices. For SaaS, SoftwareApplication is the more specific type and still exposes offers.
  • FAQPage — question/answer pairs. High leverage because the marked-up Q/A is directly extractable, and the answers are written exactly how assistants like to quote.
  • Article / BlogPosting — for editorial content: headline, author, datePublished, publisher. Ties the post to your org and establishes freshness.
  • BreadcrumbList — page hierarchy, so a system understands where a page sits in your site.

A copy-paste FAQPage example

The one rule that trips people up: the marked-up text must match the visible text on the page. Mismatched FAQ schema is the most common error we flag. Author the Q/A once and feed it to both the page and the schema.

<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is AI visibility?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "AI visibility is how often, how accurately, and how favorably AI assistants name your brand when a buyer asks a question in your category."
      }
    }
  ]
}
</script>

What structured data does *not* do

Be clear-eyed: schema is not a ranking cheat code. It will not make a vague, salesy page get cited. What it does is remove friction — it makes your *good* content easier to extract correctly and eligible for richer treatment. The content still has to directly answer the question (see Why AI models cite competitors instead of you). Structured data is the multiplier, not the engine.

Practical rollout

1. Add Organization site-wide (in your root layout or homepage). Get logo, sameAs, and contactPoint right once. 2. Add Product/SoftwareApplication with real offers on your pricing page. Keep the prices wired to your actual catalog so they never drift. 3. Add FAQPage anywhere you have a real FAQ — and make the schema text identical to the page. 4. Add Article/BlogPosting + BreadcrumbList to editorial pages. 5. Validate. Run every page through a schema validator and fix warnings before you ship.

Lumear audits exactly this across your site — which pages have schema, which types, where the gaps are — and generates ready-to-paste JSON-LD for the pages that are missing it. (We hold ourselves to the same bar: every public Lumear page ships valid, specific structured data.)

The bottom line: structured data is how you stop *hoping* an AI system reads your facts correctly and start *telling* it. For good content, that is one of the highest-return, lowest-effort moves available.

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