Google Ads API moved to monthly releases from 2026 with four major versions per year and one-year support

Google announced monthly Google Ads API releases starting January 2026 (except the year-end holiday period): four major releases per year plus minor, non-breaking releases, with each major version supported for one year after release. The 2026 plan listed v23 (Jan), v24 (Apr), v25 (Jul) and v26 (Oct) with minors in between.

Tentative 2026 schedule from the post: v23 Jan 2026 (sunset Feb 2027), v23.1 Feb, v23.2 Mar 25, v24 Apr (sunset May 2027), v24.1 May, v24.2 Jun, v25 Jul (sunset Aug 2027), v25.1 Aug, v25.2 Sep, v26 Oct (sunset Nov 2027), v26.1 Nov (optional). Projected 2026 sunsets: v19 Feb, v20 Jun, v21 Aug, v22 Oct. The sunset page states major versions live around 12 months and minor versions 10 months, with at most two upgrades per year.