Canonical URLs - Overview

This documentation provides technical information about how Yoast SEO generates and/or manages canonical URL values and tags.

Resources

• Our functional specification describes the logic we use to determine, construct and output a canonical URL value for any given type of request.
• Our API documentation provides examples of how technical users and developers can modify the default behavior.
• You can learn more about the role of canonical URLs in our products on our feature overview page.

Further reading

• Our Ultimate guide to canonical URLs
• A guide on how to use canonical URLs in Yoast SEO