The challenge DeFi projects face is seamless transactions across different blockchain networks and protocols. This is where smart payment gateways serve as a bridge between various DeFi platforms and improve interoperability. Smart payment gateways are decentralized applications for facilitating transactions between different DeFi protocols and blockchain networks. They allow assets to be transferred seamlessly from one network to another in a decentralized manner, without relying on a central authority. Some of the key benefits of using payment gateways in DeFi include:
- Interoperability – Smart payment gateways enable seamless transactions between different blockchain networks like Ethereum. Users transfer assets and data across various DeFi platforms without a centralized exchange. This interoperability unlocks the true potential of DeFi.
- Lower fees – DeFi transactions on smart payment gateways often have lower costs than with centralized exchanges. There are no centralized intermediaries to pay fees to.
- Faster transaction speeds – Smart payment gateways leverage layer-2 scaling solutions like zero-knowledge rollups to provide faster throughput of transactions compared to transacting directly on layer-1 blockchain networks. It improves user experience.
- Enhanced liquidity – Liquidity providers pool liquidity across multiple DeFi protocols. Users get access to enhanced liquidity across different platforms.
Some examples of payment gateways enabling interoperability across DeFi include Chainlink, Connext, RenVM, and Hop Protocol. These allow fast and low-cost transfers of assets like stablecoins, cryptocurrencies, NFTs, and data across disparate networks and protocols.
- Chainlink provides a decentralized oracle network that allows smart contracts on any blockchain to securely connect with external data sources, APIs, payments, events, and more. It provides a critical bridge between off-chain and on-chain activity.
- Connext uses its network of nodes and liquidity hubs to enable fast transfers across Ethereum, Polygon, Optimism, Arbitrum, and more. Users save on fees and time without having to bridge assets manually.
- RenVM is an open protocol for inter-blockchain liquidity transfer between different decentralized applications. It allows easy movement of assets like Bitcoin, and Zcash between Ethereum, Binance Smart Chain, and other networks.
- Hop Protocol uses rollups to provide fast cross-chain transfers. It bridges tokens and NFTs between L1s like Ethereum and sidechains like Polygon, Optimism, Arbitrum, etc.
As DeFi grows, smart payment gateways will be essential in connecting various applications across blockchain networks. Seamless movement of digital assets and data is imperative for DeFi to reach mainstream adoption. Building reliable and secure cross-chain infrastructure is key to unlocking the possibilities of an interconnected DeFi ecosystem. Payment gateways open up the way for frictionless and interoperable retik finance, opening up innovative use cases spanning payments, trading, investing, and more. As DeFi adoption grows globally, smart gateways will become the backbone facilitating secure transactions and asset movements across the decentralized web. The next few years will see a rapid evolution of designs and models as the space matures from its infancy. Exciting times lie ahead for this transformative technology.