> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rinne.com.br/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> Complete payment infrastructure platform for managing merchants, processing transactions, and handling banking operations through a unified API.

## Welcome to Rinne

Rinne provides a complete payment infrastructure for organizations to manage merchants, process transactions, and handle banking operations through a unified API.

<CardGroup cols={2}>
  <Card title="Quickstart" icon="rocket" href="/quickstart">
    Get started with Rinne in minutes
  </Card>

  <Card title="rinne-js SDK" icon="js" href="/rinne-js">
    Accept Apple Pay & Google Pay on the web
  </Card>

  <Card title="API Reference" icon="code" href="/api-reference/introduction">
    Explore our API endpoints
  </Card>

  <Card title="Webhooks" icon="webhook" href="/guides/webhooks">
    Receive real-time event notifications
  </Card>
</CardGroup>

## What you can build with Rinne

<AccordionGroup>
  <Accordion title="Payment processing platform">
    Create a complete payment processing solution for your merchants with support for PIX, credit cards, and other payment methods.
  </Accordion>

  <Accordion title="Marketplace infrastructure">
    Build a B2B2B marketplace where organizations manage multiple merchants with isolated operations and custom pricing.
  </Accordion>

  <Accordion title="Banking operations">
    Enable merchants to manage bank accounts, process cashouts, and handle internal transfers through integrated providers.
  </Accordion>

  <Accordion title="Custom pricing models">
    Implement flexible pricing strategies with rule-based fee and cost policies tailored to different merchant categories.
  </Accordion>
</AccordionGroup>

## Key features

* **Multi-tenant architecture**: Organizations manage multiple merchants with complete data isolation
* **Provider integration**: Seamless integration with payment providers like Celcoin and Cappta
* **PIX payments**: Full support for Brazil's instant payment system
* **Apple Pay & Google Pay**: Accept wallet payments with [rinne-js SDK](/rinne-js)
* **Flexible pricing**: Rule-based fee and cost policies with dynamic calculation
* **Banking operations**: Balance checking, statements, cashouts, and internal transfers
* **Real-time webhooks**: Event-driven notifications for transaction and status updates
* **Role-based access**: Granular permission system for user management