Schema Validator & Rich Results Preview
Paste your JSON-LD structured data to validate syntax, check required fields, and preview how it will appear in Google Rich Results and AI search.
Rich Results Preview
Paste valid JSON-LD and click Validate to see a preview of how your structured data will appear in Google Rich Results.
Supported Rich Result Types
Tips for Rich Results
- Always include
@contextand@type - Add a
descriptionfor better snippets - Include an
imagefor visual rich results - Use YYYY-MM-DD format for date fields
- Validate with Google's Rich Results Test before deployment
Need to create schema from scratch?
Open Schema Generator →🔍 Schema Validation & Rich Results FAQ
Ensure your structured JSON-LD syntax is flawless before deploying to avoid crawling errors.
1. What does a Schema Validator do?
It parses your raw JSON-LD markup to detect structural syntax errors (such as trailing commas, mismatched braces, or invalid properties) and validates it against Schema.org vocabulary definitions so that search engines can read it without errors.
2. Why does a trailing comma break JSON-LD schema?
JSON-LD is standard JSON under the hood. Standard JSON parsers do not tolerate trailing commas at the end of object parameters or array lists. A single trailing comma causes the parser to throw a syntax error, resulting in the entire schema block being skipped by crawlers.
3. What is a Rich Results search preview?
It is a simulated visual representation of how your structured metadata (like FAQPage, Product ratings, or Article headline) will look on a Google search results page. Previews help you ensure key details are correctly extracted by search engines.
4. Can I have multiple schema types on a single page?
Yes. You can declare multiple schemas within a single <script> block by using a JSON-LD array or linking them via an @graph block. For example, you can combine an Organization schema and a WebSite schema on your homepage.