Compare active and sold listings
Search active and sold listings for the same keywords on eBay, Poshmark or Mercari, then compare the prices in your own code.
Search eBay active listings and eBay sold listings with the same keywords. You can do the same on Poshmark with Poshmark active listings and Poshmark sold listings, or on Mercari with Mercari active listings and Mercari sold listings. Wait for each job to finish before you read its result.
curl -G https://api.soldgraph.com/v1/ebay/listings \ -H "Authorization: Bearer $SOLDGRAPH_KEY" \ --data-urlencode "q=canon ae-1 program" \ -d page=1Then compare the rows in your own code. Account for condition, shipping and the fact that each result is one page. Sold prices are what the listing showed, not always what the buyer paid. The API doesn't score deals for you.