The MAS Interest Rates of Banks and Finance Companies, Monthly API allows users to access the average monthly borrowing rates and lending rates that Singaporean financial institutions applied on customer deposits and debt instruments. Users can access historical and present data of monthly prime lending rates and banks savings deposits as well as 3-month, 6-month, and 12-month banks fixed deposits. It also shows the monthly interest rates of finance companies savings deposits and 3-month, 6-month, and 12-month finance companies fixed deposits. The interest rates that the API generate the average of rates provided by 10 leading banks and finance companies. This API sends and returns JSON-formatted requests and responses.