Find more products, list more effectively, and generate more sales with eBay’s exclusive insights tool.

Optimize your listings with Terapeak insights

Terapeak, an exclusive eBay insights tool, is an effective way to research what your competitors are doing, how they’re doing it, and how you can improve your own listings on eBay. Terapeak uses recent eBay supply, demand, and pricing data to help you determine what to sell, when to sell it, and at what price. Research recent marketplace price trends and real-world sales data for millions of items to optimize your listings and improve your sales velocity. Analyze markets, categories, competition, and hot trends and products to find the best-selling items on eBay.

With Terapeak you can:

  • See how products and categories are performing across all eBay marketplaces.
  • View clear, easy-to-understand statistics, graphs and charts.
  • Get an overview of which products and categories are popular, successful strategies for attracting buyers and potential areas to improve.
  • Search by keyword or product and use the filters to get the information you want.

Research Top-Performing Products


  • Search through and chart millions of transactions
  • Get clear, easy-to-understand statistics
  • Analyze markets, categories, trends, competitive listings, and bestselling items
  • Know which kinds of products are driving sales
  • Study the top performers in each category
  • Research 22 global marketplaces
  • Get data-driven keyword help to draw shoppers to your listings
  • Access included with Basic, Premium, and Anchor eBay Store subscriptions

How It Works

Terapeak analyzes more than $75 billion dollars in annual GMV to provide marketplace intelligence to eBay sellers. Terapeak accesses sales data, listing formats, the average sold item pricing, shipping costs, and presents information in clear, easy-to-understand statistics, charts, and graphs. Use Terapeak to evaluate pricing, sourcing opportunities, market trends, and product behavior across regions and competitors.

Terapeak features

  • Category selector. Narrow your search by category and view only transactions that occur in a specific eBay category.
  • Type-ahead component. Recommended keyword and category suggestions, based on the most frequent seller searches corresponding to the keywords you enter.
  • Data visualization for items sold and at what prices. Spot and analyze trends for items sold and at what prices over time.
  • Data visualization for market share. Easily identify your top competitors’ market share and calculate average item prices.

Starting in March 2020, we’ll add more features to Terapeak to provide you with additional insights into your business data and that of your competitors.

New Terapeak features coming in early spring 2020

  • Unsold listing indexing and sell-through rate
  • Aggregate metrics for active listings
  • Listing report for active listings

New Terapeak features coming in late spring 2020

  • Multi-User Account Access for Terapeak Research
  • Data visualizations for active listings (Price & Category distribution)

Access Terapeak in Seller Hub

Terapeak is available under the “Research” tab in Seller Hub and is free to Basic, Premium, and Anchor eBay Store subscribers. Starter Store subscribers and non-Store sellers can subscribe to Terapeak for $12 per month for the annual plan, or $19.99 per month with no commitment.

We continue to integrate Terapeak.com features and research into Seller Hub, and we will deactivate Terapeak.com on March 31, 2020.

Seller Hub - Terapeak product research

Why should I use Terapeak?

Maintaining your customer base and identifying new opportunities is key to managing and growing your eBay business. Get ahead of the competition by finding out what they’re doing and how they’re doing it.

We continue to integrate Terapeak.com features and research into Seller Hub, and we will deactivate Terapeak.com on March 31, 2020.

Terapeak is a useful insights tool in a variety of cases, including:

Market research

You can use Terapeak to analyse trends in prices, sales volumes and product availability over time. By analysing this data, you can plan your inventory and pricing structure, better understand changes in supply and demand, and identify the sales volumes you can expect. The tool also allows you to filter by item condition or sales format.

Analyse products across a range of prices and conditions
Identify product sales trends from the previous year

Sourcing single stock items

You can even use the above approach for used and low stock items by taking advantage of the relevant filters. This allows you to check trends, average prices, shipping costs and more.

Take full advantage of additional filters to narrow your searches
Identify and analyse single stock listings that have sold

Listing optimisation

It’s easy to research the top performing listings and get hints on how to better optimise your own listings, by looking at listing details such as photos, price, item specifics and retail standards. You can also identify data-driven keywords that could attract customers to your listings.

Research the item specifics of top performing listings

Retail standard optimisation

Use Terapeak to improve your retail standards and help you match the competition. You can immediately see high level metrics, such as the percentage of listings with free shipping and average postage costs. By analyzing the top performing listings in more detail you can also see how top performing listings do in terms of returns and shipping options.

Cross-border trade

Terapeak allows you to research in other eBay domains and locations and enables you to make more informed decisions about geographical expansions into 22 global marketplaces.

Research listings in different eBay domains and locations

Reactivate underperforming listings

For your underperforming listings, you can research Terapeak to identify competitive listings and identify best practices for photos, price, item specifics and more. Some minor changes made to your own listings could make a huge difference in attracting buyers.

Terapeak FAQs

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