The interest rate on Gap Credit Card purchases can vary based on several factors, including the applicant's creditworthiness and prevailing market conditions. Typically, the interest rate can fall within a certain range, which is disclosed in the credit card agreement provided at the time of application. It is important to note that interest rates are often expressed as Annual Percentage Rates, or APR, and may be subject to change. Furthermore, Gap Credit Card may offer promotional rates or incentives for new cardholders, which can affect the initial interest rate. To find the most accurate and current information, it is advisable to visit the official gap.com website. There, individuals can review the details of the credit card offerings, including the most current interest rates and terms available.