---
title: Reference
intro: 'View reference documentation to learn about the data types available in the {% data variables.product.prodname_dotcom %} GraphQL API schema.'
redirect_from:
  - /v4/reference
versions:
  free-pro-team: '*'
  enterprise-server: '*'
  github-ae: '*'
children:
  - /queries
  - /mutations
  - /objects
  - /interfaces
  - /enums
  - /unions
  - /input-objects
  - /scalars
---