SAP HCI is built as Integration Platform-as-a-Assistance (PAAS) which helps to integrate several impartial systems/programs for a company system. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI delivers Adapters (Connectivity options) including: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oDat