> ## Documentation Index
> Fetch the complete documentation index at: https://developer.cardplus.cc/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Introduction to CardPlus Issuing API for card issuing

# Issuing API Overview

The Issuing API provides a platform for issuing and managing payment cards. Built on REST principles, the API offers access to card issuing and custody infrastructure, enabling you to build financial applications with reduced complexity.

## What is the Issuing API?

The Issuing API is a RESTful API that enables you to:

* **Issue Cards** - Create physical and virtual payment cards for your customers
* **Manage Accounts** - Create and manage card accounts with flexible funding models
* **Process Transactions** - Monitor and manage card transactions in real-time
* **Control Spending** - Set limits, controls, and spending rules
* **Receive Notifications** - Get real-time webhook notifications for important events

## Key Features

* **Card Issuing** - Issue physical and virtual cards. Support multiple card account modes including prepaid, asset-link, and fixed-limit.
* **Account Management** - Flexible account structures with support for multiple currencies, balances, and transfers.
* **Real-Time Processing** - Process transactions, monitor balances, and receive instant notifications via webhooks.
* **Security & Compliance** - RSA-signed JWT authentication and audit trails.

## API Architecture

The Issuing API is:

* **RESTful** - Standard HTTP methods (GET, POST, PUT, DELETE) with JSON responses
* **Secure** - RSA-signed JWT authentication for all requests
* **Scalable** - Built to handle card issuing operations
* **Well-Documented** - API reference and examples on [developer.cardplus.cc](https://developer.cardplus.cc)

## Base URLs

Please obtain the correct Base URL from your CardPlus solution contact:

* **Production**: (provided by your solution manager)
* **Sandbox**: (provided by your solution manager for testing)

## Common Use Cases

### Card Issuing Programs

Launch card programs for your customers with support for multiple card types, spending controls, and real-time transaction monitoring.

### Prepaid Card Solutions

Create prepaid card accounts that customers can fund and use for purchases, with flexible top-up and withdrawal options.

### Digital Wallet Integration

Integrate virtual cards into your digital wallet or mobile app for seamless payment experiences.