> ## Documentation Index
> Fetch the complete documentation index at: https://docs.argyle.com/llms.txt
> Use this file to discover all available pages before exploring further.

# API enhancements

> Earliest and most recent payout dates added to income totals endpoint.

<div className="release-meta">
  <span className="release-date">May 10, 2023</span>
  <span className="release-tag" data-changelog-tag="api">API</span>
</div>

<img src="https://mintcdn.com/argyle/spW0uZwUC4bDyMgL/images/changelog-generic/api.png?fit=max&auto=format&n=spW0uZwUC4bDyMgL&q=85&s=1537fc09ccdfb211eeafbc1178e91f0b" alt="API update illustration" width="1030" height="290" data-path="images/changelog-generic/api.png" />

Two additional fields have been added to the API v1 [income totals endpoint](https://argyle.com/docs/legacy/api-reference/income-totals):

* `period_start_date` — The `start_date` of the earliest payout used for the income totals.
* `period_end_date` — The `end_date` of the most recent payout used for the income totals.