Products G Suite Developer Admin SDK Alert Center API Reference Alert Center API: Revision History This page lists the Alert Center API changes and documentation updates. Oct 15, 2018 V1beta1 First version. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated February 9, 2019.