The DataCite EZ API allows users to register DataCite DOIs and associated metadata. The API is compatible with the EZID API from the California Digital Library and is intended for previous users of that API. The DataCite Metadata Store (MDS) API is the default API for registering DataCite DOIs. The API requires authentication. To retrieve DOI metadata records users should use our DataCite REST API. To become a member, interested parties should contact .
You will find more information about the EZ API in our documentation portal.