title: "Overview" post_status: publish comment_status: open taxonomy: category: - yoast-developer post_tag: - Apis - Customization - Repos
Yoast SEO exposes several APIs, which are designed to help advanced users, developers, and integrators to access and manipulate our data and outputs.
- Our Rest API, for accessing Yoast SEO metadata headlessly.
- Our Surfaces API, for returning information about (or properties of) a URL or post.
- Our Metadata API, for adding or altering our meta tag outputs in the
<head>of a document. - Our Schema API, for altering our schema.org output.