Payment Configuration

Merchants can configure checkout and payment order processing via API. For detailed field specifications, please refer to the API documentation.

• Checkout page configuration

  • Default language

    • Set the default language for Cregis checkout page and notification emails, supported options:

      • English

      • Traditional Chinese

      • Simplified Chinese

  • Payment Currency Selection

    • Specify which cryptocurrencies are displayed on the Cregis checkout page to control customer payment options.

• Exchange Rate Configuration

  • Exchange rate between USD Stablecoin(USDT/USDC) and USD

    • Real-time Rate: Uses the latest rate obtained from CoinMarketCap

    • Fixed Rate: Locks at a 1:1 conversion ratio

• Payment Accuracy

  • Configure upper/lower tolerance thresholds to define acceptable payment amount deviations. The system determines order status based on actual payment amount:

    • Overpaid: When Paid Amount > (Due Amount + Upper Tolerance)

    • Partial paid: When Paid Amount < (Due Amount - Lower Tolerance)

    • Paid: When Paid Amount falls within the tolerance range

• Payment Exception Handling

  • Partial paid order

    • If merchants configure to accept partial paid order: System automatically settles partial paid orders per settlement rules

    • If merchants configure to NOT accept partial paid order: System will initiate an additional payment for user to pay order remaining amount (see additional payment process documentation for details)

  • Overpaid order

    • If merchants configure to accept overpaid order: System automatically settles overpaid orders per settlement rules

    • If merchants configure to NOT accept overpaid order: System will initiate partial refund process (see partial refund process documentation for details)

• Webhook Configuration

  • Specify a callback URL via API to receive order status updates via webhook notifications from Cregis.