# Page Not Found

The URL `guides/calypso-ui-guides-and-questions/sandbox-mode-and-limits` does not exist.

You might be looking for one of these pages:
- [Sandbox mode and limits](https://docs.calypso.finance/get-started-with-calypso-ui/sandbox-mode-and-limits.md)
- [Operation code types (OPCODE)](https://docs.calypso.finance/get-started-with-calypso-api/enum-descriptions/operation-code-types-opcode.md)
- [Currencies & Blockchains](https://docs.calypso.finance/get-started-with-calypso-api/enum-descriptions/currencies-and-blockchains.md)
- [How to create an Unlimited invoice via UI](https://docs.calypso.finance/get-started-with-calypso-ui/accept-payments-via-ui/how-to-create-an-unlimited-invoice-via-ui.md)
- [What is Calypso Pay?](https://docs.calypso.finance/general/general-questions/what-is-calypso-pay.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.calypso.finance/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.calypso.finance/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/get-started-with-calypso-ui/sandbox-mode-and-limits.md`)
- Use `Accept: text/markdown` header for content negotiation