SAP HCI is intended as Integration Platform-as-a-Company (PAAS) which helps you to combine numerous impartial methods/apps for a company procedure. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI features Adapters (Connectivity possibilities) such as: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData.