---
type: Glossary Term
title: "JSON-LD"
description: "JSON-formatted structured data that Google and AI engines extract for entity understanding."
resource: "https://prerendering.com/glossary/json-ld"
tags: [standards, glossary]
timestamp: 2026-05-11T00:00:00Z
---

# JSON-LD

JSON-formatted structured data that Google and AI engines extract for entity understanding.

JSON-LD (JSON for Linking Data) is the format Google recommends for schema.org markup. Embedded in a <script type="application/ld+json"> block in the document head. Common types: Article, BlogPosting, Product, FAQPage, BreadcrumbList, Organization. Validates with the Rich Results Test.

## Related

- [Structured Data for AI Visibility](/blog/structured-data-for-ai-visibility.md)