> For the complete documentation index, see [llms.txt](https://docs.on.nexus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.on.nexus/dotswap/developers/nexus-protocol/important-notes.md).

# Important Notes

{% hint style="warning" %}
**Note:** This section is currently under development and may be incomplete.
{% endhint %}

1. All backend endpoints return and receive BTC amounts in **Satoshi** units. The frontend displays BTC amounts in **BTC** units.