Resources: MyLambdaFunction: Type: AWS::Serverless::Function Properties: Handler: index.handler Runtime: python3.7 InlineCode: | def handler(event, context): return {'body': 'Hello World!', 'statusCode': 200} MemorySize: 128 Events: GetApi: Type: HttpApi Properties: ApiId: Ref: MyApi Method: ANY Path: /$default MyApi: Type: AWS::Serverless::HttpApi Properties: DefinitionBody: info: version: '1.0' title: Ref: AWS::StackName paths: /$default: x-amazon-apigateway-any-method: responses: {} isDefaultRoute: true openapi: 3.0.1 Outputs: ApiUrl: Description: API endpoint URL for Prod environment Value: Fn::Sub: https://${MyApi}.execute-api.${AWS::Region}.${AWS::URLSuffix}/ Metadata: SamTransformTest: true