# Schema.org Markup Validator

**Canonical:** https://apis.io/apis/schema-org/schemaorg-markup-validator/  
**Provider:** Schema.org — https://apis.io/providers/schema-org/  
**Base URL:** https://validator.schema.org  
**Documentation:** https://validator.schema.org/

Schema.org Markup Validator is one of 4 APIs that [Schema.org](https://apis.io/providers/schema-org/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Validation, Structured Data, Testing, Schema, and Markup. The published artifact set on APIs.io includes API documentation.

The Schema.org Markup Validator tests and validates structured data markup against the Schema.org vocabulary. It supports JSON-LD, Microdata, and RDFa formats and helps ensure structured data will be correctly interpreted by search engines.

## Machine-readable artifacts (1)

- **Documentation** — https://validator.schema.org/

## Other Schema.org APIs (3)

- [Schema.org Vocabulary](https://apis.io/apis/schema-org/schemaorg-vocabulary/)
- [Schema.org JSON-LD Context](https://apis.io/apis/schema-org/schemaorg-json-ld-context/)
- [Schema.org WebAPI Type](https://apis.io/apis/schema-org/schemaorg-webapi-type/)

## Tags

Validation, Structured Data, Testing, Schema, Markup

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/schema-org/schemaorg-markup-validator/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/schema-org/.