Products Google APIs for Android Reference com.google.android.gms.auth.api Classes Auth Entry point for Google Auth APIs through GoogleApiClient. Auth.AuthCredentialsOptions This class was deprecated. please use CredentialsOptions instead. Auth.AuthCredentialsOptions.Builder This class was deprecated. please use CredentialsOptions.Builder instead. 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 December 18, 2017.