Stablecoin Onramp/Offramp Payment APIs for Businesses

Powering the future of finance with a compliant, fast, and scalable crypto onramp/offramp APIs.

58,0000+
Onramp & Offramp transactions

Secure Transactions

Universal stablecoins

APIs connectors

Instant Settlements

Seamless Integration

Multichain on/off-ramp

Robust Security Protocol

Kaas key features

Stablecoin Onramp & Offramp APIs
[ Made for Developers ]

Fiat-Stablecoin Onramp & Offramp

Convert fiat currencies (VND, JPY, KRW, AED) to stablecoins (USDC, USDT, DAI) and vice versa with seamless API integration

Regulatory Compliance

Built-in KYC/AML APIs to ensure compliance-first transactions for financial institutions

Enterprise-Grade APIs & SDKs

Plug-and-play solutions for fintechs, neobanks, PSPs, and treasury teams to scale instantly

Multi-Chain Support

Operate on Ethereum L2, BSC, Tron, Solana, Stellar for cross-border payments and settlements.

Banking & PSP Integrations

Direct connections with VNPay, MoMo, Napas, VietQR, Zengin, KFTC for smooth fiat settlements

Why choose Kaas?

Kaas helps banks, fintechs, PSPs, and enterprises connect fiat and stablecoins effortlessly. Enable global transactions with low fees, fast settlement, and full compliance.

Faster Transactions

Cross-border payments settle in minutes, not days

Easy Integration

Simple API & SDK for quick enterprise adoption

Lower Costs

Reduce transaction expenses with low-fee stablecoin settlements

Secure & Compliant

Integrated KYC/AML, fraud detection, and regulatory safeguards

Global Reach

Support for multiple currencies and blockchain networks

How it works for businesses?

Onramp & Offramp

Convert fiat to stablecoins and vice versa with instant settlement

Built-in Compliance & Security

Integrated KYC/AML ensures regulatory compliance and fraud prevention

Multi-Chain & Banking Connectivity

Supports major blockchains and payment networks for global transactions

Onramp & Offramp

Convert fiat to stablecoins and vice versa with instant settlement

Built-in Compliance & Security

Integrated KYC/AML ensures regulatory compliance and fraud prevention

Multi-Chain & Banking Connectivity

Supports major blockchains and payment networks for global transactions

The overall process for end-users

Deposit & Convert

Users deposit fiat via banks or PSPs, instantly converting it to stablecoins

Spend & Transfer

Businesses and users send, receive, or spend stablecoins across multiple chains

Cash Out & Settle

Stablecoins are converted back to fiat and settled into local bank accounts

Deposit & Convert

Users deposit fiat via banks or PSPs, instantly converting it to stablecoins

Spend & Transfer

Businesses and users send, receive, or spend stablecoins across multiple chains

Cash Out & Settle

Stablecoins are converted back to fiat and settled into local bank accounts

Make money move

An entirely new payments platform, built with stablecoins, to simplify global money movement.

Sending money home with stablecoins is cheaper and arrives in minutes, unlike slow and costly bank transfers

Getting paid in stablecoins means I receive money instantly, with lower fees and no bank delays

I use stablecoins to pay globally without worrying about exchange rates or hidden fees—fast and hassle-free

Getting paid in stablecoins means I receive money instantly, with lower fees and no bank delays

Sending money home with stablecoins is cheaper and arrives in minutes, unlike slow and costly bank transfers

I use stablecoins to pay globally without worrying about exchange rates or hidden fees—fast and hassle-free

Strategic partners

Kaas collaborates with leading partners like Circle, top banks, PSPs, tech corps and blockchain networks to deliver the most secure, compliant, and scalable stablecoin payment solutions.

Circle

USDC

Solana

Innotech

Napa Global

50,000+

Transactions

18+

BLOCKCHAINS

5

BANKS

3

fi COMPANIES

Elton Tay

Developer Relations Lead

Circle DeveloperPartner

At Circle, we’re excited to work with Kaas for USDC integration, enabling secure, fast, and compliant stablecoin transactions for businesses worldwide.

Mark Pham

CEO of Innotech.vn

Innotech TechBuilder

Innotech partners with Napaglobal to develop Kaas, delivering the best stablecoin solution for TradFi with seamless integration and compliance.

Peter Ngo

Chairman of Napaglobal

Napa Global TechBuilder

Napaglobal, as the tech builder, provides high-level architecture and infrastructure for Kaas, ensuring scalability, security, and seamless stablecoin integration

Hieu Bui

Ecosystem Partner

Solana EcosystemPartner

Kaas is bringing seamless stablecoin payments to the Solana ecosystem, enabling ultra-fast, low-cost transactions for businesses in Vietnam and beyond