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Developer Portal — Technical guides, integration workflows, and API references.

OneAPI Documentation

Learn how to get started, handle authentication, and manage sandbox or live environments.

API Reference

Comprehensive documentation of all API endpoints, request parameters, and responses.

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Payment Methods

This section explains usage of different payment methods

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Resources

Useful resources for your integrations.

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Optional Services

Explore additional services available through the gateway.

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Integrations

Find out how to integrate our API

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Guides

Get help for different use cases

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Latest release notes

Recent API and platform changes from the release notes.

July 27, 2026

v3.20.36

Merchant Management API — Payment Methods

Partners can now discover and configure payment methods for their sub-merchants via the API. Browse the catalogue of available methods, processors and their field schema with GET /v2/payment-methods, then configure a method for a merchant or an individual shop (list, show, set and remove) via /v2/merchants/{merchant_id}/payment-methods and /v2/merchants/{merchant_id}/shops/{shop_id}/payment-methods. See Merchant Management API.

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July 24, 2026

v3.20.35

Checkout & payment page — Croatian locale

The hosted checkout page and payment forms now support Croatian (hr). See Locales.

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July 23, 2026

v3.20.33

Payment page — Serbian, Romanian, and Czech locales

Payment forms now support Serbian (sr), Romanian (ro), and Czech (cs). See Locales.

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July 22, 2026

v3.20.32

Checkout — Serbian, Romanian, and Czech locales

The hosted checkout page now supports Serbian (sr), Romanian (ro), and Czech (cs). See Locales.

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