Before using Google APIs, you need to turn them on in a Google Cloud project.You can turn on one or more APIs in a single Google Cloud project.If you don't already have a Google Cloud project, seeCreate a Cloud project.
To enable an API in your Cloud project:
Google Cloud console In the Google Cloud console, go to Menu menu > More products > Google Workspace > Product Library.Go to Product Library
Click the API that you want to turn on.Click Enable.To enable more APIs, repeat these steps.Google Cloud CLI Install or open the Google Cloud Command Line Interface (CLI).Run the services enable command, specifying which API service to enable.
gcloud services enable API_SERVICE_IDGoogle Workspace APIsUse the following Google Cloud console links or theGoogle Cloud Command Line Interface (CLI) to enable specific Google Workspace APIs in your Cloud project.
Admin SDK APIEnable Admin SDK APIgcloud services enable admin.googleapis.comAlert Center APIEnable Alert Center APIgcloud services enable alertcenter.googleapis.comApps Script APIEnable Apps Script APIgcloud services enable script.googleapis.comCalDAV APIEnable CalDAV APIgcloud services enable caldav.googleapis.comCalendar APIEnable Calendar APIgcloud services enable calendar-json.googleapis.comChat APIEnable Chat APIgcloud services enable chat.googleapis.comClassroom APIEnable Classroom APIgcloud services enable classroom.googleapis.comCloud Identity APIEnable Cloud Identity APIgcloud services enable cloudidentity.googleapis.comCloud Search APIEnable Cloud Search APIgcloud services enable cloudsearch.googleapis.comDocs APIEnable Docs APIgcloud services enable docs.googleapis.comDrive APIEnable Drive APIgcloud services enable drive.googleapis.comDrive Activity APIEnable Drive Activity APIgcloud services enable driveactivity.googleapis.comDrive Labels APIEnable Drive Labels APIgcloud services enable drivelabels.googleapis.comForms APIEnable Forms APIgcloud services enable forms.googleapis.comGmail APIEnable Gmail APIgcloud services enable gmail.googleapis.comGroups Migration APIEnable Groups Migration APIgcloud services enable groupsmigration.googleapis.comGroups Settings APIEnable Groups Settings APIgcloud services enable groupssettings.googleapis.comGoogle Workspace Add-ons APIEnable Google Workspace Add-ons APIgcloud services enable gsuiteaddons.googleapis.comGoogle Keep APIEnable Google Keep APIgcloud services enable keep.googleapis.comEnterprise License Manager APIEnable Enterprise License Manager APIgcloud services enable licensing.googleapis.comMarketplace APIEnable Marketplace APIgcloud services enable appsmarket.googleapis.comMarketplace SDKEnable Marketplace SDKgcloud services enable appsmarket-component.googleapis.comMeet REST APIEnable Meet REST APIgcloud services enable meet.googleapis.comPeople APIEnable People APIgcloud services enable people.googleapis.comPostmaster Tools APIEnable Postmaster Tools APIgcloud services enable gmailpostmastertools.googleapis.comReseller APIEnable Reseller APIgcloud services enable reseller.googleapis.comSheets APIEnable Sheets APIgcloud services enable sheets.googleapis.comSlides APIEnable Slides APIgcloud services enable slides.googleapis.comTasks APIEnable Tasks APIgcloud services enable tasks.googleapis.comVault APIEnable Vault APIgcloud services enable vault.googleapis.com Next stepLearn how authentication and authorization worksfor Google Workspace APIs.