Real-time alerts your users can rely on.
Deliver transactional alerts, security warnings, and operational notifications in under 2 seconds — across SMS, WhatsApp, Email, and Voice — from a single API.
Live alert feed
LIVE<2s
Average alert delivery
99.9%
Uptime SLA
5
Channels in one API
50+
African networks
Alert types
Every critical moment, covered
From payment confirmations to fraud warnings, Sendexa handles the full spectrum of transactional notifications your business needs.
Payment & Transaction Alerts
Instant debit/credit confirmations, failed transaction warnings, and balance updates that build trust.
Order & Shipment Updates
Confirm orders, notify on dispatch, and deliver tracking links at every milestone.
Fraud & Security Warnings
Flag suspicious logins, unusual transactions, or account changes before damage is done.
System & Uptime Alerts
Route incidents to on-call engineers via SMS, WhatsApp, or Voice the moment something breaks.
Platform capabilities
Infrastructure-grade reliability
Sub-2s Delivery
Alerts reach users faster than they can blink — critical for fraud, payments, and security.
Smart Fallback
If SMS fails, retry via WhatsApp or Voice automatically. Zero missed notifications.
Deduplication
Built-in idempotency keys prevent duplicate alerts even under retries or network failures.
Pan-African Coverage
Direct carrier integrations across 15+ African countries for maximum reliability.
Event-Driven API
Trigger alerts from any backend event with a single webhook or SDK call.
Delivery Analytics
Per-alert delivery logs, latency metrics, and failure reasons — all in real time.
Developer-first
One call. Every channel.
Trigger any notification with a single SDK call. No per-channel SDKs, no multiple credentials, no stitching together different providers.
// Trigger a transactional alert
await sendexa.notifications.send({
to: "+233244123456",
channel: "sms", // "whatsapp" | "voice" | "email"
template: "payment_received",
variables: {
amount: "GHS 850.00",
sender: "Abena Mensah",
balance: "GHS 3,241.00",
time: new Date().toISOString(),
},
idempotencyKey: txn.id, // prevent duplicates
priority: "high", // bypass any throttle queues
});Get started
The most reliable alert infrastructure in Africa.
Join startups and enterprises across West Africa using Sendexa to keep their customers informed in real time.