Structured data checker

Use this structured data checker tool to inspect, convert, or generate a clear result directly in your browser.

Waiting

The result will appear here as structured cards.

Example results you can open

Short, high-intent examples that are easy to open, share, and understand for search engines and AI systems.

JSON-LD check

Inspect JSON-LD structured data

Check whether a tool page exposes FAQ, breadcrumb, WebApplication, or other machine-readable markup.

Open example
Topic schema

Check topic-page FAQ and breadcrumb markup

Confirm whether a topic page exposes FAQPage, BreadcrumbList, and machine-readable page structure.

Open example
Rich result

Check rich-result prelaunch topic markup

Inspect whether the new topic exposes FAQ, breadcrumbs, and machine-readable structured data.

Open example
AI display

Check AI search display topic JSON-LD

Confirm whether a public topic exposes FAQ, breadcrumb, and page-type markup before search and AI answer QA.

Open example
AI source schema

Check structured data for the China AI answer-source topic

Review JSON-LD, FAQ, Breadcrumb, and page-content alignment without adding entities that do not exist on the page.

Open example
Rich schema

Check rich-result FAQ and breadcrumb schema

Use the SERP preview tool page to verify FAQPage, BreadcrumbList, WebApplication, and visible copy support the same rich-result intent.

Open example

FAQ

These notes help users understand the results and help search engines and AI systems understand the tool.

What does Structured data checker do?

It helps you inspect or process this value and get a readable result quickly.

Is my input saved?

Local tools run in the browser when possible. Server-side checks only use the input needed to complete the lookup.

Does missing structured data block indexing?

Usually no, but it weakens explicit understanding of page type, FAQ, breadcrumbs, and tool capabilities, and can reduce rich-result opportunities.

Which schema types are useful for tool pages?

Check WebApplication, FAQPage, BreadcrumbList, Article, or HowTo only when they match visible page content. Do not add entities that the page does not actually provide.

Why audit JSON-LD, OG, and snippet copy together for AI search display?

JSON-LD helps machines understand page type and FAQs, Open Graph shapes share cards, and title/description copy shapes search display. Alignment makes the page easier to QA as an AI answer source.

How do I check whether FAQ schema and the search snippet align?

First confirm FAQPage, BreadcrumbList, and WebApplication markup come from visible page content, then preview the title, description, URL, and FAQ questions against the same search intent.

Related long-tail searches

Based on this query: https://chakan.com/topics/social-preview-structured-data-seo-audit

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