Deliver secure, real-time communications across SMS, Email, and WhatsApp for banking, fintech, and insurance. From OTP verification to regulatory alerts, OneSend2U gives you provider-agnostic messaging with full audit trails and cost control.
Every interaction in financial services demands reliability, speed, and traceability. OneSend2U is built to handle the messaging patterns that matter most to your business.
Send one-time passwords and two-factor authentication codes via SMS or WhatsApp with sub-second delivery. Multi-provider routing lets you pick the right provider per region and channel to reach your customers reliably.
Notify customers instantly about account activity, transfers, payments, and suspicious transactions. Multi-channel delivery ensures critical alerts are never missed regardless of user preference.
Run promotional campaigns across channels with built-in consent management. Track opt-ins and opt-outs per channel and region, ensuring compliance with financial marketing regulations.
Send regulatory notifications, compliance reminders, and policy updates with full delivery confirmation. Every message is logged with timestamps, provider details, and delivery status for audit purposes.
Transactional, audited, consent-aware. Pick the channel and provider per region with a single API call.
// POST /api/app/notifications/send
{
"transactionId": "otp-2026-7821",
"application": "bank",
"region": "ES",
"language": "es",
"notificationType": "auth",
"notificationSubtype": "otp",
"recipients": [
{ "channel": "sms", "recipient": "+34612345678" }
],
"templateVariables": [
{ "code": "847321", "expiresInMinutes": "5" }
]
}
var client = new OneSend2UClient(new OneSend2UClientOptions {
BaseUrl = "https://api.onesend2u.com",
ApiKey = "YOUR_API_KEY",
TenantId = "YOUR_TENANT_ID"
});
await client.Notifications.SendAsync(new SendNotificationRequest {
TransactionId = "otp-2026-7821",
Application = "bank",
Region = "ES",
Language = "es",
NotificationType = "auth",
NotificationSubtype = "otp",
Recipients = [new() { Channel = Channel.Sms, Recipient = "+34612345678" }],
TemplateVariables = [new() { ["code"] = "847321", ["expiresInMinutes"] = "5" }]
});
Financial services demand the highest standards of reliability, security, and compliance. Our platform is designed with these requirements at its core.
Built on redundant enterprise-grade cloud infrastructure with multi-provider routing to ensure your critical messages always get delivered.
Every message, every status change, and every provider interaction is logged with full traceability. Export audit data for regulatory reporting and internal compliance reviews.
Route messages through country-specific providers for optimal delivery rates and cost efficiency. Configure different providers per country and channel without code changes.
All data is hosted in the EU with configurable retention policies. We do not transfer data outside the region without explicit tenant configuration.