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Coin Value Server

Coin Value Server is the back-end of the Blue Sheet valuation system. This server dynamically updates values of over 10,000 coins based on prices realised at auctions for certified examples. All of this information can be retrieved through requests, for more information see below:

Live Charts

  • Give your clients accurate and up to date information about the past performance of your coins.
  • Adjust color scheme, size, font and more for that perfect fit into your site.
  • Easily implemented with just two lines of code

Live Prices

  • Get live prices on demand via our easy URL based request system.
  • Information available in many different currencies
  • Add extra information such as historic values or past sales
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Sales History

  • Give buyers confidence by providing a history of previous sales.
  • Complement your reference site with historical sales data for the complete picture.
Learn More


  • FREE for non-commercial websites
  • Free options available for commercial websites