Google Ads API v20 Sunsets June 10 and Your Bid Manager Probably Hasn't Migrated
Google Ads API v20 sunsets on June 10, 2026, after which every request hitting that version returns a hard failure. That gives agencies roughly 40 days to identify which third-party bid managers, ad servers, attribution platforms, and reporting scripts still call v20, and to confirm vendor migrations to v21 or