JUMP TOAPIContract APIBilling APIInvoicing APIAPI summaryOpenAPI schemaGet startedAPI conceptsRate limitsAPI workflowErrorsProblem Details objects400401403404ContractsContractsList contractsgetProductsList products per contractgetReporting groupsReporting groupsList CP code reporting groupsgetList CP code reporting group IDsgetProductsList products per reporting groupget401API authentication failure. See Get started for guidance on how to correctly set up your API hostname token.