generated: '2026-07-11' method: derived source: openapi/aws-budgets-api-openapi.yml, openapi/aws-cost-explorer-api-openapi.yml summary: types: - apiKey api_key_in: - header schemes: - name: aws_iam type: apiKey in: header parameter: Authorization description: AWS Signature Version 4 authentication sources: - openapi/aws-budgets-api-openapi.yml - openapi/aws-cost-explorer-api-openapi.yml