Overview
Exchanges (StockX, GOAT)
Buyers bid, sellers ask, trades happen when they match. Every item is authenticated by the platform before delivery. Full bid/ask depth and completed sale prices. Richest data in SPRD.Listings (eBay, Grailed, Depop, Mercari, OfferUp, Amazon)
Fixed-price listings. No buyer bids. Prices appear as asks in the orderbook. eBay stands out with Authenticity Guarantee — sneakers over $100 are physically inspected before delivery, similar to StockX/GOAT. AG listings show a green shield in SPRD. Learn more →P2P (Reddit, Facebook)
Lower fees, less structure. Reddit posts contain WTS (asks) and WTB (bids). Facebook listings appear as asks.Reddit and Facebook have the lowest fees (3–5%) but limited buyer protection. See Authentication & Buyer Protection for details.
Product matching
Products match across platforms by SKU (style code). Same SKU = same product, regardless of how each platform names it.Conditions
Each marketplace labels conditions differently. SPRD normalizes them:
Use the condition filter on the orderbook to compare like-for-like.