but from the docs, the current limit is 1000 calls per second, I suspect it only really affects xenforos default key which may be in use on thousands of sites. Since all of our users supply their own key, this should affect almost nobody here
Get answers to questions about reCAPTCHA Enterprise, versions, limits, customization, and more.
developers.google.com
If you wish to make more than 1000 calls per second or 1000000 calls per month, you must use reCAPTCHA Enterprise or fill out this form and wait for an exception approval.