> For the complete documentation index, see [llms.txt](https://docs.alphi.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.alphi.dev/nodes/filter-keys.md).

# Filter Keys

The **Filter Keys** node allows you to filter the keys returned in the dataset.

## Options

### Keys

This option displays a list of keys based on the output of the previous node. Select the keys you would like to return.

## Output

Returns the current dataset with only the selected keys.

## Helpful tips

* Click the **Refresh keys** button to reload the keys.