The SMS API built for production workloads.
One clean REST endpoint. Direct carrier routes. Signed webhooks and sandbox mode. Ship OTPs, alerts, and campaigns in minutes — not weeks.
A single endpoint, all message types.
One POST /messages for OTPs, transactional alerts, and marketing sends. Delivery receipts stream back over your webhook.
- Rate limits scale with plan tier
- Idempotency keys on every write
- Region-aware routing built in
- Automatic sender-ID selection per country
curl -X POST https://api.sendafrica.online/v1/messages \
-H "Authorization: Bearer sk_live_..." \
-H "Content-Type: application/json" \
-d '{
"to": "+255712345678",
"from": "SendAfrica",
"text": "Your verification code is 483920"
}'Everything a production stack needs.
Sub-3s OTP delivery
Direct carrier connections with automatic failover across African tier-1 networks.
Clean REST endpoints
Predictable JSON, versioned endpoints, and typed SDKs in Node, Python, and PHP.
Signed webhooks
HMAC-SHA256 signatures on delivery, click, and inbound events with automatic retries.
Sandbox mode
Free test keys, virtual numbers, and a mock router — build and QA without spending credits.
First-class DX
Interactive playground, curl-copy snippets, request IDs on every response, verbose error codes.
Global reach
190+ countries via tier-1 partners, with direct routes across East, West, and Southern Africa.