Google Cloud Moves the Compute Engine API to Immutable Date-Based Versions
Google Cloud has made date-based versioning of the Compute Engine API generally available, replacing the single mutable /v1 surface with immutable quarterly snapshots such as 2026-09-01, selected per request with a header or query parameter. New versions can change defaults, error formats, and IAM checks without touching /v1 callers, a model Azure Resource Manager and Stripe have used for years.…
Google Cloud has made the Compute Engine API generally available with immutable, date-based versions, starting with 2026-09-01. This change is in line with the company's AIP-185, which requires stable versions to be dates and previews to be time-bound. Each stable version is a locked snapshot of all generally available features and defaults at that date, with no breaking changes made after publication.
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