---
title: "Tools and reference"
description: "Sandbox examples, sandbox scenarios, error codes, and resources for AI coding agents."
---

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

# Tools and reference

Use these pages to test your integration and to look up details.

- [API examples](https://docs.cardzone.ai/resources/examples/) — Every sandbox request and response, ready to copy as cURL.
- [Sandbox scenarios](https://docs.cardzone.ai/resources/sandbox/) — Five product IDs. Each one returns a different order result.
- [Errors](https://docs.cardzone.ai/resources/errors/) — Every error code, its HTTP status, and whether to retry.
- [Build with AI agents](https://docs.cardzone.ai/resources/for-ai-agents/) — llms.txt, Markdown pages, and ready prompts.
- [API reference](https://docs.cardzone.ai/reference/) — Generated from the live OpenAPI 3.1 spec.

Source: https://docs.cardzone.ai/resources/index.mdx