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

# Deprecations

## Features slated for removal in v2.2

`Case.last_checked_date` is deprecated in favor of `Case.update_as_of_date` . During the deprecation period, `last_checked_date` will be kept as an alias of `update_as_of_date`.