OpenAlex API documentation

Entities overview

The OpenAlex dataset describes scholarly entities and how those entities are connected to each other. Together, these make a huge web (or more technically, heterogeneous directed graph) of hundreds of millions of entities and billions of connections between them all.
Entity relation diagram for OpenAlex
Learn more about the OpenAlex entities:
  • ​Works: Scholarly documents like journal articles, books, datasets, and theses
  • ​Authors: People who create works
  • ​Sources: Where works are hosted (such as journals, conferences, and repositories)
  • ​Institutions: Universities and other organizations to which authors claim affiliations
  • ​Concepts: Topics assigned to works
  • ​Publishers: Companies and organizations that distribute works
  • ​Geo: Where things are in the world