High-Throughput SMS Gateway & Messaging API.
Deliver mission-critical 2FA one-time passwords, transactional notifications, and global customer engagement campaigns in seconds. Direct Tier-1 telecom carrier routes with real-time delivery receipts.
Built For High-Scale Communications
From security authentication to marketing automation, our infrastructure handles millions of messages reliably.
2FA & OTP Authentication
Sub-second delivery of one-time login verification codes, password resets, and high-security financial authorizations.
Transactional Alerts
Order confirmations, booking receipts, automated delivery status updates, and critical system alerts triggered by webhook events.
Broadcast SMS Marketing
Reach global customer segments with personalized promotions, discount announcements, and seasonal campaigns with 98% open rates.
Pay Only For What You Send
No monthly subscription commitments or hidden setup fees. Credits never expire.
| Volume Tier (Monthly Messages) | Rate per SMS (USD) | API Access | Direct Carrier Routing | Support SLA |
|---|---|---|---|---|
| 1,000 – 10,000 SMS | $0.0095 / msg | REST & SMPP | Tier-1 Direct | Standard 24/7 |
| 10,000 – 50,000 SMS | $0.0085 / msg | REST & SMPP | Tier-1 Direct | Priority Support |
| 50,000 – 250,000 SMS (Popular) | $0.0075 / msg | REST & SMPP | Tier-1 Direct | VIP Dedicated Engineer |
| 250,000+ Enterprise Volume | Custom Volume Rate | Custom Integration | Redundant Direct Links | 24/7 SLA + Dedicated Account Mgr |
Simple & Robust REST API Integration
Integrate SMS delivery into any web app, mobile app, or backend service in minutes with our clean JSON REST API and official SDKs.
Redundant load-balanced API endpoints hosted on US cloud infrastructure.
Instant status callbacks (DLR) dispatched directly to your application webhook endpoint.
# Send SMS via Host Emperor REST API
curl -X POST https://api.hostemperor.com/v1/sms/send \
-H "Authorization: Bearer YOUR_API_TOKEN" \
-H "Content-Type: application/json" \
-d '{
"to": "+18005550199",
"sender": "HostEmperor",
"message": "Your verification security code is 849201."
}'Ready to Scale Your SMS Delivery?
Create your enterprise messaging account today and test our direct carrier routes with complimentary test credits.