> For the complete documentation index, see [llms.txt](https://cryptadium.gitbook.io/cryptadium-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cryptadium.gitbook.io/cryptadium-api/basics.md).

# Basics

- [Payments](https://cryptadium.gitbook.io/cryptadium-api/basics/editor.md): The section includes a method for managing cryptocurrency, fiat and recurrency payments, including creating, viewing and canceling payments.
- [Crypto payment](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/crypto-payment.md)
- [Fiat payment](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/fiat-payment.md)
- [Recurring payment](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/recurring-payment.md)
- [Link for payers](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/openapi.md)
- [Receiving payment](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/images-and-media.md): This section includes information about your payment history.
- [Integration Testing Flow](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/integration-testing-flow.md)
- [Redirect to your URL using an iframe](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/redirect-to-your-url-using-an-iframe.md)
- [Balance request](https://cryptadium.gitbook.io/cryptadium-api/basics/editor/balance-request.md)
- [Check wallet address](https://cryptadium.gitbook.io/cryptadium-api/basics/check-wallet-address.md)
- [Withdrawal](https://cryptadium.gitbook.io/cryptadium-api/basics/markdown.md)
- [Payments with static wallets for clients](https://cryptadium.gitbook.io/cryptadium-api/basics/interactive-blocks.md)