> ## Documentation Index
> Fetch the complete documentation index at: https://r2r-patch-decruft-openapi-json.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# R2R API Reference

> Powerful document ingestion, search, and RAG capabilities at your fingertips

## Welcome to the R2R API

R2R (RAG to Riches) is a powerful library that offers both methods and a REST API for document ingestion, Retrieval-Augmented Generation (RAG), evaluation, and additional features like observability, analytics, and document management. This API documentation will guide you through the various endpoints and functionalities R2R provides.

<Note>
  This API documentation is designed to help developers integrate R2R's capabilities into their applications efficiently. Whether you're building a search engine, a question-answering system, or a document management solution, the R2R API has you covered.
</Note>

## Key Features

R2R API offers a wide range of features, including:

* Document Ingestion and Management
* AI-Powered Search (Vector, Hybrid, and Knowledge Graph)
* Retrieval-Augmented Generation (RAG)
* User Auth & Management
* Observability and Analytics

<Card title="R2R GitHub Repository" icon="github" href="https://github.com/SciPhi-AI/R2R">
  View the R2R source code and contribute
</Card>

## Getting Started

To get started with the R2R API, you'll need to:

1. Install R2R in your environment
2. Run the server with `r2r serve`, or customize your FastAPI for production settings.

For detailed installation and setup instructions, please refer to our [Installation Guide](/documentation/installation).