Connecting World Payments

We connect regional eWallets via a secure, modern financial-messaging rail, creating instant, reliable exchange of transaction instructions between senders and receivers worldwide.

Our interoperable APIs and routing layer translate formats, enforce compliance, and add fraud signals so platforms launch cross-border flows with low latency, audit-ready traceability, and seamless settlement.

How It Works Learn More

Financial messaging connecting regional wallets

About One Link Wallet

Irish FinTech revolutionizing how eWallets and payment platforms communicate.

At One Link Wallet, we specialize in providing efficient and secure messaging services between sending and receiving parties in the global payment community. Our focus is on seamless communication of transactional information, ensuring valuable messages are conveyed reliably and securely.

In today's fast-paced world, the speed and accuracy of communication are paramount. Our solutions enable platforms and users to exchange vital information swiftly and efficiently, enhancing the overall transaction experience and building trust.

Reliable • Secure • Efficient

We lead in digital-payment innovation, adapting to the evolving financial-messaging landscape. By embracing real-time rails, open standards, and strong encryption, platforms exchange critical instructions quickly and reliably. Ongoing R&D and regulatory alignment cut latency, raise uptime, and ensure interoperable, privacy-preserving operations.

Our Promise & Commitment

Confidentiality, integrity, availability — built into every message.

Data Confidentiality

Stringent controls and procedures safeguard message data against unauthorized disclosure.

Integrity & Accuracy

We prioritize the accuracy, completeness, and validity of all messages to ensure trustworthy communication.

Service Availability

Engineered for uptime so your financial messaging remains uninterrupted when it matters most.

Our Values

Excellence • Transparency • Integrity • Innovation • Entrepreneurship

We take pride in upholding excellence, transparency, and integrity — the foundation of how we operate and build relationships. We’re independent, bold, and entrepreneurial, treating every client as a unique, invaluable partner.

Innovation drives our long-term vision. We constantly explore new approaches to improve services and enhance customer experience, delivering impeccable quality aligned with evolving needs.

Our Way

Integrating regional eWallets via a global, efficient, modern financial messaging protocol.

Global Interoperability

Break down regional barriers and connect platforms to communicate transfer instructions securely and instantly.

Instant Messaging for Transfers

Provide the information rails for money movement between regional platforms, primarily serving businesses and organizations.

Simple Integration

Modern APIs and protocols for fast, reliable connectivity between senders and receivers.

One Link Wallet as the hub, connecting regional eWallets and FX exchanges across the world.

API Quickstart

Simple, secure REST endpoints to send/receive messaging instructions between eWallets.

Create Message (JSON)

{
  "message_id": "MSG-001234",
  "sender_wallet": "wallet_eu_123",
  "receiver_wallet": "wallet_me_456",
  "amount": "250.00",
  "currency": "EUR",
  "purpose": "invoice_9281",
  "metadata": { "customer_ref": "C-1002" }
}

cURL

curl -X POST https://api.onelinkwallet.com/v1/messages \
  -H "Authorization: Bearer <YOUR_TOKEN>" \
  -H "Content-Type: application/json" \
  -d '{
    "message_id":"MSG-001234",
    "sender_wallet":"wallet_eu_123",
    "receiver_wallet":"wallet_me_456",
    "amount":"250.00",
    "currency":"EUR",
    "purpose":"invoice_9281"
  }'

Webhooks & Security

Receive status updates via HTTPS webhooks (signed with HMAC-SHA256). All endpoints require TLS 1.2+, OAuth2 bearer tokens, and idempotency keys for retries.