AMC SIP is a systematic investment plan registered directly with the mutual fund’s Asset Management Company. It allows investors to invest a fixed amount at regular intervals through an auto-debit mandate. AMC SIPs are highly reliable and suitable for long-term investing, as investments continue automatically without manual intervention. However, AMC SIPs are less flexible compared to Synthetic SIPs - any changes such as pause, modification, or cancellation usually require advance notice and may not be instantaneous. This makes AMC SIP ideal for disciplined, long-term investors, but not for those who need frequent or quick adjustments to their investment plan.