> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/commerce-api-references/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/commerce-api-references/admin-apis/customer-management.md).

# Customer management

- [Retrieve a customer (synchronous API)](https://docs.digitalriver.com/commerce-api-references/admin-apis/customer-management/retrieve-a-customer-synchronous-api.md)
- [Manage a customer (synchronous API)](https://docs.digitalriver.com/commerce-api-references/admin-apis/customer-management/manage-a-customer-synchronous-api.md)