For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

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Technical Guides Sandbox

Sandbox Overview

This page is for Cash App Pay Partner API.

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
Developer Sandbox

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Cash App Pay Partner API