CloudFormation Express mode speeds deployments up to 4x

What's new

• AWS CloudFormation now supports an Express mode for faster infrastructure deployments.
• Express mode confirms deployments in seconds, potentially up to 4x faster than standard mode.
• The feature is available in all commercial AWS Regions at no additional charge.

Why it matters

Infrastructure as Code (IaC) deployment speed directly impacts developer velocity and the ability to rapidly test changes. CloudFormation's Express mode addresses this by reducing confirmation latency from minutes to seconds. This is particularly beneficial for CI/CD pipelines and development workflows where quick feedback loops are critical. Teams building or managing numerous environments, or those leveraging AI agents for infrastructure provisioning, will see the most immediate benefit from reduced wait times. The lack of additional cost makes this an easy evaluation for any CloudFormation user.

How to use it

Express mode is enabled by setting the X-Amz-Express-Update header to true in the CloudFormation API call or by using the --express-update flag in the AWS CLI. It is compatible with all CloudFormation resource types. Note that Express mode performs a subset of the checks performed by standard mode, and is best suited for non-production environments or for rapid iteration on known-good configurations.

Bottom line: CloudFormation Express mode reduces deployment confirmation time to seconds, accelerating developer iteration cycles.