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You’ll need an active merchant account to start accepting crypto payments. If you don’t have one yet, please reach out to our Sales team at [email protected] to set up your merchant account.

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Step 1. Install the plugin

  1. Contact our support team at [email protected] to get the archive with the extension.
  2. In your OpenCart admin panel, select Extensions > Installer on the left-hand sidebar.
  3. Click the Upload button in the top-right corner and upload the archive.

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Step 2. Get your API keys

To accept payments through CryptoProcessing, you need to set up your API credentials. See Generate and activate API keys for more details. Once you activate your API keys, set up the callback URL. The callback URL should match the URL in your OpenCart plugin settings.

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Step 3. Configure the plugin

  1. In your OpenCart admin panel, select Extensions on the left-hand sidebar.
  2. Select Pay by Crypto and click the pencil icon to configure the plugin.
  3. Paste your secret key into the Private key field. Paste your API key into the Public key field.
  4. Set Status to Enabled, Environment to Production, Time restriction to Enabled and Debug logging to Disabled.
  5. Click Save changes in the top-right corner.
Last modified on July 14, 2026