--- layout: default title: Document APIs has_children: true nav_order: 25 redirect_from: - /opensearch/rest-api/document-apis/index/ --- # Document APIs **Introduced 1.0** {: .label .label-purple } The document APIs allow you to handle documents relative to your index, such as adding, updating, and deleting documents. Document APIs are separated into two categories: single document operations and multi-document operations. Multi-document operations offer performance advantages over submitting many individual requests, so whenever practical, we recommend that you use multi-document operations. ## Single document operations - Index - Get - Delete - Update ## Multi-document operations - Bulk - Multi get - Delete by query - Update by query - Reindex