What is HighCastle | Open Market?

Multi-exchange Trading Platform

Open Market is your fast and flexible way to trade your digital asset around the globe across multiple exchanges.

HighCastle’s Open Market powers trading professionals and connect global markets through the API. Whenever you want to buy or sell, monitor market, manage your digital assets or earn on the price difference – Open Market is the all-in-one platform that has you covered.

Why choose Open Market?

Deliver your tradable asset to traders

Having your digital asset listed on Open Market boosts your ranking and bring your digital asset to the fingertips of trading professionals, wherever they are.

Market making

Engaging with your investors after the token sale is more important than ever: satisfied investors leave glowing reviews, and positive reviews drive sales. With our social management feature, you can share your company insights, answer questions and respond to reviews, all in one place.

Liquidity provision

Save time and effort maintaining your digital asset liquidity in one easy-to-use interface that syncs your quotes across multiple exchanges.

Package overview

Pick a plan that fits your needs. Price per month, billed annually.
Pay with crypto or fiat.


$150 /month

  • Digital asset information
  • Corporate information
  • Key indicators
  • Price

For post token sale companies.


$200 /month

  • All from premium plus:
  • Self - Execution Prevention
  • Real-time trades
  • Historical Data

For in-house traders engaging in algorithmic trading.