Google Messages has a hidden RCS API for third-party apps – XDA Developers
Update 2 (07/09/2021 @ 4:49 PM ET): We have learned that this RCS API is currently not intended for use by third-party apps. Click here for more information.
Previous updates
Update 1 (07/09/2021 @ 02:53 PM ET): We’ve updated the article with information…
