Welcome to Marketplace Research by Terapeak

Terapeak provides you with nimble, web-based access to data on closed eBay listings. Use Terapeak to value your goods, build a listing strategy, and know when to sell on eBay.

  eBay Marketplace Research subscribers, please note! Don't lose your access to valuable data when eBay Marketplace Research goes away...transfer your account to Marketplace Research by Terapeak, a trusted eBay Certified Provider. If you were subscribed as of August 15th, you're eligible for preferred pricing when you sign in below.
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How can research help you?
  • Determine market value of your goods before investing in inventory or trial listings
  • Find seasonality and when your items will sell for maximum
  • Build the best listing titles using top keywords
  • Save money on listing fees by refining your add on promotions
  • Select auction or BIN listings based on consumer preferences/value
  • Evaluate shopper demand using bid rate data
  • Develop a thorough understanding of the marketplace by reviewing historical sales

What's New & Better  
Daily Hot Products research available
90 days of closed listing data research available
Robust filtering options research available
2 years category trends research available
Keyword research using the TitleBuilder research available
Top titles by category or seller research available
Search by UPC or product name research available
Seller specific research research available
Adjustable time zones and currency research available
Improved report page research available
Video education for beginners research available
Dedicated customer support research available
Automate weekly report emails research available
Faster search speed research available
Simple navigation for date ranges research available