Everyone I know is excited for the new Google Search Console Beta to be released to them, there is some added reporting functionality that more and more want to see. But not everyone has access to it yet.
With that, once the beta is released, you can bet Google will begin working on bringing much of the new data points to the Google Search Console API. When that will be is unclear – we still do not have a timeline for the release of this new beta yet.
Here is how John Mueller responded to that question on Twitter:

If people like the data, sooner or later we’ll probably include it in an API, but … ¯_(ツ)_/¯
— John ☆.o(≧▽≦)o.☆ (@JohnMu) September 11, 2017
Forum discussion at Twitter.
Update: A lot of the chatter is continuing through the weekend.

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