---
title: Introduction of ODDC REST API
description: In this documentation, the Oculens DDC Server will hereinafter be referred to simply as the ODDC Server. The Integrations API provides a small, stable interface for external systems that submit documents to ODDC Server and retrieve processed results. The API…
url: "https://activerecord.com/docs/api/introduction-rest-api/"
updated: "2026-09-20"
category: "REST API - Oculens DDC Server (ODDC Server) 5.1"
---

# Introduction of ODDC REST API

In this documentation, the Oculens DDC Server will hereinafter be referred to simply as the ODDC Server.

The Integrations API provides a small, stable interface for external systems that submit documents to ODDC Server and retrieve processed results.

The API supports these tasks:

• Check server availability

• List active projects

• List active batches

• Upload a document to a batch

• List completed documents and their export files

• Download an exported file