Google Ads API v19 Released with New Features and Client Library Upgrade Required

Google has released v19 of the Google Ads API on February 26, 2025. This major update introduces several new features and removes some legacy functionality, requiring users to upgrade their client libraries and client code to access the latest capabilities.

Key Additions

• Added support for automatically generating enhanced video assets for Performance Max campaigns
• Demand Gen ads now support 9:16 portrait image assets through DemandGenMultiAssetAdInfo.tall_portrait_marketing_images
• Enhanced DataLinkService with additional methods for updating and removing previously created DataLink for YouTube
• Improved ValueRuleItineraryAdvanceBookingWindow with support for targeting travel searches occurring on the same day

Removed Functionality

• All feed-related entities have been removed from the API, including Feed, FeedMapping, FeedService, AdGroupFeed, and feed_placeholder_view. Google recommends using assets to achieve the same functions
• Discontinued support for VIDEO_OUTSTREAM

Restricted Access Features

For allowlisted accounts only, Google has introduced:

• Brand guidelines support for Performance Max campaigns, which can be enabled during campaign creation
• A new CampaignService.EnablePMaxBrandGuidelines method for enabling brand guidelines on existing Performance Max campaigns
• Campaign-level brand guideline customization for elements like font family and colors via Campaign.brand_guidelines
• Support for message assets through Asset.business_message_asset

Availability

Google announced that updated client libraries and code examples for v19 will be published next week, allowing developers to implement these new changes.