<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Cloud Composer API Changes — Google Cloud Radar</title><description>Real-time pre-release intelligence and changelog for Google Cloud Composer. Tracked from Google Discovery Service.</description><link>https://google-cloud-radar.com/</link><language>en-us</language><atom:link href="https://google-cloud-radar.com/services/cloud-composer/rss.xml" rel="self" type="application/rss+xml"/><item><title>Composer Adds X-Extra Large Size &amp; Scheduled Hibernation</title><link>https://google-cloud-radar.com/changes/2026-11-07-composer-v1beta1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-11-07-composer-v1beta1</guid><description>Cloud Composer environments can now be provisioned in an X-Extra Large size. Additionally, `DEVELOPMENT` mode environments can configure scheduled hibernation and resumption, enabling cost savings and automated management.</description><pubDate>Sat, 07 Nov 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1beta1</api><impact>high</impact><breaking>false</breaking><interesting_score>9</interesting_score><status>canary</status></item><item><title>⚠️ [BREAKING] Hibernate/Resume Composer Environments, New X-Extra Large Size</title><link>https://google-cloud-radar.com/changes/2026-11-07-composer-v1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-11-07-composer-v1</guid><description>Cloud Composer now allows you to hibernate and resume environments, enabling significant cost savings for development and intermittent workloads. Additionally, a new X-Extra Large environment size is available for more demanding use cases.</description><pubDate>Sat, 07 Nov 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1</api><impact>high</impact><breaking>true</breaking><interesting_score>9</interesting_score><status>canary</status></item><item><title>ImageVersion now indicates Development Mode support</title><link>https://google-cloud-radar.com/changes/2026-10-24-composer-v1beta1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-10-24-composer-v1beta1</guid><description>The `ImageVersion` schema in Cloud Composer now includes a `devModeSupported` boolean property. This allows developers to programmatically check if a specific image version supports creating environments in `DEVELOPMENT` mode.</description><pubDate>Sat, 24 Oct 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1beta1</api><impact>low</impact><breaking>false</breaking><interesting_score>5</interesting_score><status>canary</status></item><item><title>Composer ImageVersion now indicates dev mode support</title><link>https://google-cloud-radar.com/changes/2026-10-24-composer-v1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-10-24-composer-v1</guid><description>The `ImageVersion` schema in Cloud Composer now includes a `devModeSupported` boolean property. This new field indicates whether a specific image version can be used to create environments in `DEVELOPMENT` mode.</description><pubDate>Sat, 24 Oct 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1</api><impact>medium</impact><breaking>false</breaking><interesting_score>6</interesting_score><status>canary</status></item><item><title>⚠️ [BREAKING] Composer: Environment Rollback Targets Exposed</title><link>https://google-cloud-radar.com/changes/2026-10-15-composer-v1beta1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-10-15-composer-v1beta1</guid><description>Cloud Composer environments now expose `imageVersionRollbackTargets` within `SoftwareConfig`, providing visibility into which image versions an environment can be rolled back to. These new fields are output-only; attempting to set them will now result in an error.</description><pubDate>Thu, 15 Oct 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1beta1</api><impact>medium</impact><breaking>true</breaking><interesting_score>7</interesting_score><status>canary</status></item><item><title>⚠️ [BREAKING] Composer Environment Rollback Targets</title><link>https://google-cloud-radar.com/changes/2026-10-15-composer-v1</link><guid isPermaLink="true">https://google-cloud-radar.com/changes/2026-10-15-composer-v1</guid><description>Cloud Composer environments now expose `imageVersionRollbackTargets` in `SoftwareConfig`, providing insights into available rollback points and their last active usage.</description><pubDate>Thu, 15 Oct 2026 00:00:00 GMT</pubDate><category>Data Analytics</category><service>Cloud Composer</service><api>composer.v1</api><impact>medium</impact><breaking>true</breaking><interesting_score>7</interesting_score><status>canary</status></item></channel></rss>