SMS Gateway

Deliver Messages at
Global Scale

High-throughput, carrier-grade SMS infrastructure with 99.9% delivery rates, real-time analytics, and a developer-friendly API.

View Pricing API Docs

Real-Time SMS Dashboard

Monitor deliveries, track campaigns, and analyze engagement from a single unified dashboard.

🔐OTP & 2FA
📢Marketing Blasts
Transactional Alerts
🔔Order Notifications
📅Appointment Reminders
🏦Banking Alerts
NexCore SMS Console
Live message stream
+94 77 123 4567✓ Delivered
Your OTP is 847291. Valid for 5 minutes. — NexCore
+1 415 987 6543✓ Delivered
Your order #NX-00421 has been shipped! Track: nexcore.link/t/421
+44 7700 900123⏳ Sending
Flash Sale! 30% off all plans today only. Reply STOP to unsubscribe.
2.4M
Sent Today
99.2%
Delivery Rate
~1.2s
Avg Latency

Everything You Need to Send at Scale

Built on carrier-grade infrastructure with enterprise reliability.

🌐

Global Carrier Network

Direct connections to 600+ carriers across 190+ countries. No third-party aggregators — direct routes only for maximum speed.

High Throughput

Send up to 10,000 SMS per second with our distributed architecture. Auto-scaling queues handle any burst without dropped messages.

🔐

OTP & 2FA Engine

Built-in one-time password generation, templating, and expiry management. TOTP and HOTP compliant. Sub-second delivery.

📊

Real-Time Analytics

Delivery receipts, open tracking via short URLs, click-through rates, and carrier-level error codes — live in your dashboard.

🔗

REST API & SDKs

Clean RESTful API with SDKs for Python, Node.js, PHP, Java, and Go. Webhooks for delivery receipts and inbound messages.

🛡️

Compliance & Security

GDPR compliant, TCPA opt-out management, SMPP protocol support, end-to-end TLS encryption, and DND filtering built-in.

📋

Smart Templates

Personalize at scale with variable substitution templates. Dynamic fields, conditional blocks, and Unicode/emoji support.

🔄

Two-Way Messaging

Receive inbound SMS replies on long codes and short codes. Build interactive SMS workflows and chatbots with keyword routing.

Scheduled Campaigns

Schedule messages days in advance. Time-zone aware delivery ensures your messages land at the perfect local time.

190+Countries Covered
99.9%Delivery SLA
1.2BMessages/Month
<1.5sAverage Latency

Send Your First SMS in
5 Minutes

Our REST API is clean, well-documented, and takes minutes to integrate. No complex setup, no SMPP knowledge required.

  • SDKs for 6 languages
  • Webhook delivery receipts
  • Sandbox testing environment
  • Full Postman collection
  • 24/7 developer support
// Send SMS with NexCore API const nexcore = require('nexcore-sms'); const client = new nexcore.Client('YOUR_API_KEY'); // Send a single message const response = await client.sms.send({ to: '+94771234567', from: 'NexCore', message: 'Your OTP is {{otp}}. Expires in 5 min.', variables: { otp: '847291' } }); console.log(response); // { id: 'msg_01abc', status: 'queued', // to: '+94771234567', cost: 0.004 } // Bulk send to thousands await client.sms.sendBulk({ messages: recipients.map(r => ({ to: r.phone, message: `Hi ${r.name}!` })) });

From API Call to Delivered SMS

01

Connect API

Get your API key from the dashboard. Install our SDK or use raw REST calls.

02

Build & Test

Use our sandbox to test message flows without spending credits. Full mock environment.

03

Send & Route

Our intelligent routing engine selects the best carrier path for each destination in real time.

04

Track & Optimize

Receive delivery webhooks and use analytics to optimize send times, templates, and targeting.

NexCore vs The Rest

Feature NexCore Twilio Vonage Plivo
Direct Carrier Connections✓ 600+✓ 400+
Delivery SLA99.9%99.5%99%98%
Dedicated Short Codes
Two-Way Messaging
Built-in OTP Engine
Local Pricing (LKR)
24/7 Human SupportPaid tiersPaid tiersPaid tiers
No Monthly Minimum

Simple, Pay-as-You-Grow Plans

No lock-in. Start free, scale to millions.

Starter
For startups & developers
$19
per month
  • 5,000 SMS / month
  • REST API access
  • Shared Short Code
  • Basic analytics
  • Email support
  • Dedicated number
  • OTP engine
  • Two-way messaging
Enterprise
For high-volume operations
$249
per month + volume pricing
  • Unlimited SMS volume
  • SMPP direct connection
  • Dedicated Short Code
  • Custom sender IDs
  • SLA 99.9% uptime
  • Advanced analytics & export
  • White-label dashboard
  • 24/7 dedicated account manager
Pay-As-You-Go
No monthly commitment
$0.004
per SMS — no monthly fee
  • Buy credits, use anytime
  • All API features included
  • No expiry on credits
  • Volume discounts at 100K+
  • Real-time usage dashboard
  • Dedicated number
  • SLA guarantee
  • Priority support
Start Sending

Ready to Reach Your Customers?

Start with 100 free test messages. No credit card required.

Start Free Trial Read API Docs