---
title: Sandbox environments
slug: get-started/quickstart/sandbox-environments
description: Use our sandbox to safely test APIs for customer management, accounts, cards, payments, lending, and webhooks, ensuring a smooth move to production.
docTags: 
createdAt: 2025-03-09T11:07:28.051Z
---

## Sandbox

Our sandbox is a completely isolated environment, so feel free to experiment. When you're ready to move to production, let us know and we will get you production credentials to access the live environment.

## Customer management

| Module              | Base URL for API calls            |
| ------------------- | --------------------------------- |
| Customer management | https\://sandbox.crbcos.com/core/ |

## Accounts

| Module           | Base URL for API calls                     |
| ---------------- | ------------------------------------------ |
| Deposit accounts | https\://sandbox.crbcos.com/core/          |
| Deposit sweeps   | https\://sandbox.crbcos.com/sweepsintrafi/ |

## Cards

| Module | Base URL for API calls                      |
| ------ | ------------------------------------------- |
| Cards  | https\://sandbox.crbcos.com/cardmanagement/ |

## Payments

| Module                 | Base URL for API calls                     |
| ---------------------- | ------------------------------------------ |
| Instant Payments       | https\://sandbox.crbcos.com/rtp/           |
| Card Payments          | https\://sandbox.crbcos.com/cardpayments   |
| International Payments | https\://sandbox.crbcos.com/international/ |
| ACH                    | https\://sandbox.crbcos.com/ach/           |
| Wires                  | https\://sandbox.crbcos.com/wires/         |
| Checks                 | https\://sandbox.crbcos.com/checks/        |

## COS webhooks

| Module       | Base URL for API calls                |
| ------------ | ------------------------------------- |
| COS webhooks | https\://sandbox.crbcos.com/webhooks/ |

## Lending

| Module                  | Base URL for API calls                            |
| ----------------------- | ------------------------------------------------- |
| Loan origination        | https\://arixapisandbox.crbnj.net                 |
| Application Decisioning | https\://lendingsandbox.crbcos.com/preapproval/v1 |

## Additional information

- [Sandbox](docId:_KAqyVqVNUAGQnekFKCUy) 
- [Sandbox and production differences](docId\:nvmyp7ChkLj3_SxlC82Og)