> This page is for Cash App Pay Partner API.

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.cash.app/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.cash.app/_mcp/server.

# Sandbox Overview

In the Sandbox environment you can  test your integration without moving any money. These are the Sandbox environments that Cash App Pay provides to you:

* [Sandbox App](/cash-app-pay-partner-api/guides/technical-guides/sandbox/sandbox-app)
* [Developer Sandbox](/cash-app-pay-partner-api/guides/technical-guides/sandbox/developer-sandbox)