Swiggy has launched a new feature called "MaxxSaver" on its Swiggy Instamart service.The feature offers significant discounts when the user's cart value exceeds Rs 999 and is available across all 100 cities where Instamart operates.Swiggy aims to make Swiggy Instamart the most affordable and convenient quick-commerce destination with this new feature.The move is a response to the success of rival Zepto's SuperSaver feature and the industry-wide trend of increasing cart sizes.