ICX Payments: An In-Depth Guide for Developers

As an ICON developer, you understand the importance of providing a seamless payment experience for your users. Accepting ICX payments on your platform is crucial for expanding your reach and enhancing your operations. In this comprehensive guide, we will explore how you can integrate NOWPayments’ API into your ICON ecosystem to accept ICX payments effortlessly. With NOWPayments’ versatile API, you can streamline your payment processes and provide your users with a convenient and secure payment solution.

Introduction to the ICON Network

What is the ICON Network?

What is the ICON Network?

The ICON Network is a layer-one blockchain that aims to build a scalable, chain-agnostic, and secure multichain bridging solution. It serves as a hub that connects partner blockchains with other integrated blockchains via the Blockchain Transmission Protocol (BTP). This interoperability solution enables seamless cross-chain communication and token swaps between various smart contract-enabled blockchains.

Understanding ICX: The Native Currency

ICX, the native currency of the ICON Network, plays a crucial role in the ecosystem. It serves as a medium of exchange for users within the network, facilitating transactions and powering economic activities. ICX can be minted, staked, and transferred, offering users multiple ways to engage with the ICON Network. The price of ICX is correlated with the value of computational power on the network, ensuring a fair and efficient payment system.

The ICON Ecosystem: An Overview

ICON’s Interoperability Solution: Blockchain Transmission Protocol (BTP)

The ICON Ecosystem: An Overview

The ICON Network’s Blockchain Transmission Protocol (BTP) is a trustless bridging protocol that enables cross-chain communication between smart contract-enabled blockchains. BTP plays a crucial role in expanding the adoption of ICON’s interoperability standards by supporting other protocols such as IBC, Optimistic Rollups, and Zero Knowledge Proofs. This interoperability allows developers to leverage the potential of multiple blockchains and create innovative applications.

Diverse Applications on the ICON Network

The ICON Network offers a thriving ecosystem of decentralized applications (dApps) that cater to various industries and use cases. From decentralized finance (DeFi) protocols like Balanced and Omm to NFT platforms like Craft, developers can explore a wide range of applications to build on the ICON Network. This diverse ecosystem provides opportunities for developers to tap into different markets and leverage the unique features of the ICON Network.

ICON Network’s Delegated Proof-of-Stake (DPoS) Consensus

The ICON Network utilizes a Delegated Proof-of-Stake (DPoS) consensus mechanism to secure its blockchain. DPoS allows stakeholders to delegate their ICX holdings to registered validators who produce blocks and participate in the governance process. This consensus mechanism ensures the security and reliability of the network while offering non-technical stakeholders the opportunity to passively earn rewards through staking.

The Power of NOWPayments API

NOWPayments API offers a multitude of features that empower businesses to accept ICX payments seamlessly. With NOWPayments, you can accept payments in a wide range of cryptocurrencies and have them instantly converted into ICX or any other coin of your choice, all while ensuring the funds are sent directly to your wallet. Let’s explore the key functionalities offered by NOWPayments API:


Currencies API ICX
Example request for obtaining information about all available cryptocurrencies.

NOWPayments API supports a vast array of cryptocurrencies, including ICX. By integrating NOWPayments API into your business, you gain access to a wide range of payment options, allowing your customers to choose their preferred crypto for transactions.


Payments API ICX
Example request for creating payment

NOWPayments API simplifies the payment process by providing various methods to create payment links for your clients. Whether you prefer payment links or white-labeled payments, NOWPayments API has you covered. You can generate payment links that direct customers to complete the payment process or integrate the API seamlessly into your website, enabling customers to complete payments without leaving your platform.

Mass Payouts

Mass Payouts API ICX
Example request for creating payouts

NOWPayments API offers a secure and efficient mass payouts feature that allows you to send cryptocurrency to multiple recipients simultaneously. With just a few simple steps, you can make payouts from your custody to an unlimited number of wallets, enhancing your business efficiency and streamlining your payout processes.


Conversions API ICX
Example request for creating conversion

Conversions API provided by NOWPayments allows you to exchange coins within your custody user account. This feature enables you to manage your crypto assets effectively and efficiently, providing flexibility in converting between different cryptocurrencies as per your business needs.


Custody API ICX
Example request for creating transfers between users’ accounts

NOWPayments API enables you to create deposit accounts for your users, offering a full-fledged crypto billing solution. By creating user accounts, you can facilitate seamless transactions, top-ups, and withdrawals, providing a comprehensive payment experience to your customers.

Recurring Payments API (Email Subscriptions feature)

Recurring Payments API ICX
Example request for sending payment links to customers via email

NOWPayments’ Recurring Payments API provides a powerful tool for streamlining your workflows. With this feature, you can assign payments to your customers on a regular basis, offering subscription-based services or recurring charges. Automate your payment processes and ensure timely and hassle-free transactions for your customers.

Integrating NOWPayments API for Accepting ICX Payments

Integrating NOWPayments API into your business ecosystem to accept ICX payments is a straightforward process. Follow these steps to get started:

Step 1: Sign up for NOWPayments

To begin, sign up for a NOWPayments account. This will give you access to the necessary API keys and tools required for seamless integration.

Step 2: Set up Payout Wallets

Configure your ICX payout wallet and other wallets you wish to accept payments in. This step allows you to specify the cryptocurrencies you wish to accept for payments.

Step 3: Generate API Keys

Generate the required API keys from your NOWPayments account. These keys will serve as your credentials for integrating NOWPayments API into your business.

Step 4: Implement NOWPayments API

Integrate NOWPayments API into your website or application using the provided API keys. Utilize the appropriate API methods to create payment links, generate invoices, and handle transactions seamlessly.

Step 5: Go Live

Once you have tested and fine-tuned your integration, you are ready to go live and start accepting ICX payments. Communicate the availability of ICX payments to your customers and enjoy the benefits of seamless crypto transactions.

The Benefits of Accepting ICX Payments with NOWPayments API

The Benefits of Accepting ICX Payments with NOWPayments API
Projects powered by Icon. Image Source: https://icon.community/

Integrating NOWPayments API into your business ecosystem to accept ICX payments offers a host of benefits. Let’s explore the advantages of using NOWPayments API for ICX developers:

Seamless Payment Experience

NOWPayments API provides a smooth and user-friendly payment experience for your customers. With intuitive interfaces and clear documentation, NOWPayments ensures that navigating the blockchain ecosystem is effortless for everyone, promoting customer satisfaction and loyalty.

Versatility and Support

By accepting ICX payments with NOWPayments API, you gain access to a versatile platform that supports a wide range of cryptocurrencies. NOWPayments continuously expands its list of supported coins, enabling you to cater to diverse customer preferences and enhance your business reach.

Enhanced Developer Experience

NOWPayments API offers a developer-friendly environment, providing a comprehensive suite of infrastructure tools, including oracles, Web3 APIs, and wallet trackers. These tools empower developers to build and run their projects seamlessly, streamlining the development process and accelerating time-to-market.

Security and Reliability

NOWPayments API is built with a strong focus on security and reliability. As a non-custodial payment processing platform, NOWPayments ensures that your funds are securely transferred to your wallet without any intermediaries. This eliminates the risk of custodial breaches and enhances the overall security of your transactions.

Streamlined Business Operations

Integrating NOWPayments API into your business ecosystem streamlines your payment processes and enhances operational efficiency. With features such as mass payouts and recurring payments, you can automate key aspects of your business, saving time and resources while ensuring timely and accurate transactions.

Community and Governance

NOWPayments operates as a community-driven platform, promoting community involvement and governance. By accepting ICX payments with NOWPayments API, you become part of a vibrant community, allowing you to contribute to the platform’s growth and influence its future direction.


Accepting ICX payments has never been more efficient with NOWPayments API. By integrating NOWPayments API into your business ecosystem, you can unlock new opportunities and provide a seamless payment experience for your customers. Whether you’re a developer working with the ICON Network or a business owner seeking to enhance your operations, NOWPayments API offers a versatile and secure payment processing solution. Embrace the power of NOWPayments API, accept ICX payments, and unlock the full potential of your business in the dynamic world of cryptocurrencies.