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Ecommerce integrations

Crypto payment plugins and ecommerce integrations

Paymos provides ready-made crypto payment plugins for WooCommerce, WHMCS, OpenCart, Easy Digital Downloads, CS-Cart, PrestaShop, Magento 2, and Shopware 6. Each plugin connects the platform’s order or invoice flow to Paymos payment confirmation without replacing the platform’s own order model.

Selection guide

When to use a plugin instead of a custom API integration

01

Use a plugin for a supported platform

Choose the ready-made plugin when the store or billing system already owns the cart, customer record, invoice, and order status. The plugin adds Paymos as a payment method and returns the confirmed payment to that workflow.

02

Use Host-to-Host for a custom backend

Choose the REST API when your application creates its own orders or needs server-controlled invoice creation, reconciliation, and webhook handling.

03

Use Payment Links for manual sales

Choose a payment link when there is no store checkout to modify. Create an invoice in Paymos and send the hosted payment URL directly to the customer.

Payment flow

What a Paymos ecommerce plugin does

The commerce platform remains the source of truth for the order. Paymos handles the blockchain invoice and sends the payment result back to the integration.

  1. 01

    Creates a Paymos invoice

    At checkout, the integration creates an invoice tied to the platform order and sends the customer to the configured payment experience.

  2. 02

    Waits for blockchain confirmation

    The customer pays with a supported asset and network. The payer wallet pays the network fee, while Paymos applies an amount-aware confirmation policy.

  3. 03

    Updates the platform order

    After settlement, the integration maps the confirmed Paymos invoice back to the original order or bill and applies the platform-specific status transition.

Cost and settlement

The plugin does not add a separate Paymos platform plan

Paymos charges the same processing rate regardless of whether an invoice came from a plugin, payment link, checkout, or API. Settlement remains in the accepted asset; Paymos does not force an internal currency conversion.

  • Standard processing: 1.0% per settled invoice.
  • Enterprise processing: from 0.3% on request.
  • No setup fee, monthly platform fee, monthly minimum, reserve, or rolling reserve.
  • No Paymos fee for unpaid, expired, or cancelled invoices.

Crypto payment plugin FAQ

Which ecommerce and billing plugins does Paymos provide?

Paymos provides plugins for WooCommerce, WHMCS, OpenCart, Easy Digital Downloads, CS-Cart, PrestaShop, Magento 2, and Shopware 6.

Does a plugin change the store order model?

No. The store or billing platform keeps its order, customer, and fulfillment records. The integration creates the Paymos invoice and maps payment confirmation back to the existing order.

Are plugin payments priced differently from API payments?

No. The standard Paymos rate is 1.0% per settled invoice, and enterprise pricing starts at 0.3% on request. The integration surface does not create a separate Paymos processing tier.

Who pays the blockchain network fee?

The customer’s wallet pays the network fee for the payment transaction in the network’s native gas asset. Native gas assets are not accepted as Paymos invoice assets.

Can a custom platform use Paymos without a plugin?

Yes. A custom backend can create invoices through the Host-to-Host REST API and reconcile payment states through HMAC-SHA256-signed webhooks.

When should a business not use a CMS plugin?

Do not use a CMS plugin when the platform is unsupported, the checkout is fully custom, or your backend must control invoice creation and reconciliation. Use the API or another Paymos integration surface instead.