Thrifle

Thrifle's US shopping data as read-only tools for AI assistants: return policies for about 2,250 US retailers (graded A+ to D-, with product-specific exceptions and holiday return deadlines), price-match and price-adjustment rules and which stores will match a competitor's price, military and student discounts, birthday freebies, subscription cancellation guides, store credit cards (APR, annual fee, deferred-interest promotions), deals, and a buy-now-or-wait verdict for Amazon products from trac