Pricing

With prices on the rise, an app analyzes user data to deliver cash back on retail purchases. Upside, a startup based in Washington, D.C., works with gas stations, grocery stores, and restaurants to offer personalized discounts to consumers.

Computer vision is helping people resell their used designer handbags. Rebag, a resale company for luxury handbags, watches, and jewelry, launched Clair AI, an app that automatically appraises second-hand bags from brands like Gucci, Hermes, and Prada.