SAP BTP

SAP S/4HANA RAP vs Classic BAdI decision tree diagram

RAP vs. Classic BAdI – When to Use Which in S/4HANA Extensions

The ABAP RESTful Application Programming Model (RAP) and classic Business Add-Ins (BAdIs) both exist to extend SAP S/4HANA without modifying the SAP standard. They are not competing technologies — they solve different problems. But their overlap is significant enough that choosing the wrong one creates unnecessary complexity, rework, and upgrade risk. This post maps out

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