EngineConfig - Amazon CloudWatch Synthetics
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: December 30, 2025.

EngineConfig

A structure of engine configurations for the canary, one for each browser type that the canary is configured to run on.

Contents

BrowserType

The browser type associated with this engine configuration.

Type: String

Valid Values: CHROME | FIREFOX

Required: No

EngineArn

Each engine configuration contains the ARN of the Lambda function that is used as the canary's engine for a specific browser type.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 2048.

Pattern: arn:(aws[a-zA-Z-]*)?:lambda:[a-z]{2,4}(-[a-z]{2,4})?-[a-z]+-\d{1}:\d{12}:function:[a-zA-Z0-9-_]+(:(\$LATEST|[a-zA-Z0-9-_]+))?

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: