Smart-cart startup Caper is helping retailers compete with Amazon by digitizing the in-person shopping experience | Precursor Ventures

In 2016, Amazon put the grocery industry on notice with their camera- and sensor-filled Amazon Go stores (it now has 27 locations). Gao said Caper developed its smart carts to help grocery stores, a low-margin business, deploy automated checkout without the complete overhaul Amazon Go required. Business Insider