# Developer resources

Use our suite of developer tools to help you build, test, and maintain your integration.

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## Related topics

- [AI tooling for developers](https://www.checkout.com/docs/developer-resources/ai-tooling-for-developers.md): Use our MCP server, llms.txt index, and Markdown pages to bring Checkout.com documentation into your AI-assisted development workflow.
- [SDKs](https://www.checkout.com/docs/developer-resources/sdks.md): Use Checkout.com's back-end and mobile SDKs for Android and iOS to securely perform tasks in your app.
- [Event notifications](https://www.checkout.com/docs/developer-resources/event-notifications.md): Receive real-time notifications about events related to your account using webhooks or EventBridge.
- [Testing](https://www.checkout.com/docs/developer-resources/testing.md): Use these resources to test your integration.
- [API](https://www.checkout.com/docs/developer-resources/api.md): Learn how to authenticate your API calls, and handle with rate limits.
- [Codes](https://www.checkout.com/docs/developer-resources/codes.md): Find the correct formatting to use when specifying values in your requests, and the definitions for the various response codes you may receive.
- [IP addresses](https://www.checkout.com/docs/developer-resources/ip-addresses.md): See the list of IP addresses you must add to your allowlist for your integration to work correctly.