Google has released v20 of the Google Ads API on June 4, 2025, unlocking several key updates:
- Add campaign-level negative keywords to Performance Max
- Granular ad network segmentation for Demand Gen (YouTube, Maps, Discover, Gmail)
- Platform comparable conversions are now supported in Demand Gen
- YouTube Select insights, device-level segmentation & sub-country analysis (allowlisted accounts only)
- Reach forecasting with first-party lists for allowlisted advertisers

Read the full update here: Announcing v20 of the Google Ads API