generated: '2026-07-11' method: derived source: openapi/aws-lambda-api-openapi.yml summary: types: - apiKey api_key_in: - header schemes: - name: sigv4 type: apiKey in: header parameter: Authorization description: AWS Signature Version 4 authentication. Requests must be signed with valid AWS credentials that have the appropriate Lambda IAM permissions. sources: - openapi/aws-lambda-api-openapi.yml