Send SMS messages globally with our reliable SMS API. OTP verification, bulk SMS, transactional alerts, and two-way messaging.
99.9% delivery rate. $0.015/SMS. 200+ countries. Start sending in 5 minutes.
Send SMS to 200+ countries with local carrier connections for best delivery rates
Secure user verification with SMS OTP codes and two-factor authentication
Send thousands of SMS messages simultaneously with our bulk SMS API
Receive SMS replies and create interactive SMS conversations with users
Create reusable SMS templates with dynamic variables. Personalize messages at scale with merge tags for names, OTP codes, order IDs, and custom data.
Real-time SMS delivery tracking with detailed status updates. Monitor sent, delivered, failed, and read receipts. Get instant delivery webhooks.
Validate phone numbers before sending SMS. Check format, carrier, number type, and country. Reduce costs by filtering invalid numbers automatically.
Schedule SMS messages for future delivery. Send based on recipient timezone for optimal open rates. Queue messages for time-sensitive campaigns.
Use your brand name as SMS sender ID for better recognition and trust. Support for alphanumeric sender IDs in 100+ countries.
Automatic DND list management and opt-out handling. GDPR and TCPA compliant SMS sending. Built-in unsubscribe link support.
Send SMS in any language with full Unicode support. Support for Arabic, Chinese, Japanese, Korean, Cyrillic, and all other character sets.
Send up to 1000 SMS per second with our scalable infrastructure. No throttling during peak hours. Dedicated SMS routes for enterprise customers.
Multiple carrier connections for automatic failover. If one route fails, we automatically retry through backup carriers ensuring 99.9% delivery.
Comprehensive SMS analytics dashboard. Track delivery rates, failed messages, costs per country, campaign performance, and ROI metrics.
Send SMS messages with a single API call. Support for cURL, Node.js, Python, PHP, Ruby, and all major programming languages.
POST https://api.sendmator.com/api/v1/sms/send Content-Type: application/json X-API-Key: your-api-key // Send transactional SMS { "to": "+1234567890", "message": "Your order #12345 has been shipped and will arrive tomorrow.", "from": "YourBrand" } // Response { "success": true, "messageId": "msg_abc123xyz", "status": "sent", "cost": 0.015 }
Secure user authentication with SMS OTP verification. Built-in code generation and validation.
POST https://api.sendmator.com/api/v1/sms/send Content-Type: application/json X-API-Key: your-api-key // Send OTP verification code { "to": "+1234567890", "message": "Your verification code is {{otp}}. Valid for 5 minutes.", "from": "YourApp", "variables": { "otp": "123456" }, "type": "otp" } // Node.js example const response = await fetch('https://api.sendmator.com/api/v1/sms/send', { method: 'POST', headers: { 'Content-Type': 'application/json', 'X-API-Key': 'your-api-key' }, body: JSON.stringify({ to: '+1234567890', message: `Your OTP is ${otpCode}. Do not share this code.`, from: 'YourApp' }) }); // Python example import requests response = requests.post( 'https://api.sendmator.com/api/v1/sms/send', headers={'X-API-Key': 'your-api-key'}, json={ 'to': '+1234567890', 'message': f'Your verification code: {otp_code}', 'from': 'YourApp' } )
Send SMS to thousands of recipients with a single API call. Perfect for marketing campaigns and mass notifications.
POST https://api.sendmator.com/api/v1/sms/send-bulk Content-Type: application/json X-API-Key: your-api-key // Send bulk SMS with personalization { "from": "YourBrand", "messages": [ { "to": "+1234567890", "message": "Hi John, 20% off expires today! Use code SAVE20" }, { "to": "+1234567891", "message": "Hi Sarah, 20% off expires today! Use code SAVE20" } ] } // PHP example $curl = curl_init(); curl_setopt_array($curl, [ CURLOPT_URL => "https://api.sendmator.com/api/v1/sms/send-bulk", CURLOPT_RETURNTRANSFER => true, CURLOPT_HTTPHEADER => [ "X-API-Key: your-api-key", "Content-Type: application/json" ], CURLOPT_POSTFIELDS => json_encode([ 'from' => 'YourBrand', 'messages' => $messages ]) ]); $response = curl_exec($curl); // Ruby example require 'net/http' require 'json' uri = URI('https://api.sendmator.com/api/v1/sms/send-bulk') request = Net::HTTP::Post.new(uri) request['X-API-Key'] = 'your-api-key' request.body = { from: 'YourBrand', messages: messages }.to_json response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
Simple, pay-as-you-go pricing. No hidden fees or monthly commitments.
per SMS message
per SMS (100K+ msgs/month)
tailored pricing
Pricing varies by destination country. View full pricing table
Send one-time passwords for user authentication, password resets, and two-factor authentication. Secure your application with SMS-based verification codes.
Send transactional SMS for order confirmations, shipping notifications, delivery updates, and payment confirmations. Keep customers informed in real-time.
Send critical alerts, system notifications, appointment reminders, and time-sensitive updates. Ensure important messages reach users instantly.
Run SMS marketing campaigns with promotional offers, product launches, flash sales, and exclusive deals. Reach customers with high open rates.
Reduce no-shows with automated appointment reminders. Send confirmations, reminders 24 hours before, and last-minute updates via SMS.
Enable two-way SMS conversations for customer support. Receive inquiries, send support ticket updates, and provide assistance via SMS.
Send SMS to 200+ countries with direct carrier connections. Best delivery rates through local routing and tier-1 carrier partnerships.
99.9% SMS delivered within 5 seconds. Low-latency infrastructure and optimized routing ensure instant message delivery worldwide.
Enterprise-grade SMS infrastructure with automatic failover. Multiple carrier redundancy ensures messages always get delivered.
$0.015/SMS with volume discounts. 40% cheaper than Twilio and Plivo. No monthly fees, setup costs, or hidden charges.
Simple REST API with SDKs for all major languages. Comprehensive documentation, code examples, and Postman collections.
24/7 technical support via email, chat, and phone. Average response time under 2 hours. Dedicated success managers for enterprise.
Receive instant delivery receipts and status updates via webhooks. Track sent, delivered, failed, and replied events in real-time.
Automatically shorten and track URLs in SMS messages. Monitor click rates and user engagement with built-in link analytics.
Automatic rate limiting and throttling to comply with carrier restrictions. Optimize delivery speed while respecting limits.
Test different SMS content, timing, and sender IDs. Optimize campaigns with data-driven insights and split testing.
Get dedicated phone numbers for two-way SMS and higher sending limits. Support for local, toll-free, and short codes.
Intelligent geographic routing for optimal delivery. Automatically select best carrier routes based on recipient location.
See how our SMS API compares to Twilio, Plivo, and other SMS providers
| Feature | Sendmator | Twilio | Plivo |
|---|---|---|---|
| Price per SMS | $0.015 | $0.025 | $0.020 |
| Global Coverage | |||
| Delivery Rate | 99.9% | 99.5% | 99.3% |
| Free Trial | |||
| Setup Fees | $0 | $0 | $0 |
| Monthly Fees | $0 | $0 | $0 |
| OTP Templates | |||
| 24/7 Support |
An SMS API is a programmable interface that allows developers to send and receive SMS messages programmatically. It enables you to integrate SMS functionality into your applications, websites, or systems without building your own SMS infrastructure.
99.9% of SMS messages are delivered within 5 seconds. Our low-latency infrastructure and direct carrier connections ensure instant message delivery worldwide. OTP and transactional SMS typically arrive in 2-3 seconds.
Our SMS API supports 200+ countries worldwide including USA, UK, India, Canada, Australia, and all major markets. We have direct carrier connections in most countries for best delivery rates. View full country coverage in our documentation.
We charge $0.015 per SMS message sent. Pricing varies slightly by destination country. There are no monthly fees, setup costs, or hidden charges. You only pay for messages successfully sent. Volume discounts available for 100K+ messages/month.
Yes, you can use custom alphanumeric sender IDs in 100+ countries. Sender ID is your brand name that appears as the SMS sender (e.g., "YourBrand" instead of a phone number). Registration required in some countries for compliance.
Yes, our SMS API supports two-way messaging. You can receive SMS replies via webhooks in real-time. Perfect for customer support, surveys, and interactive SMS campaigns. Requires a dedicated phone number or short code.
Every SMS sent receives a unique message ID. You can track delivery status via API or webhooks. We provide real-time status updates: sent, delivered, failed, and read receipts (where supported). Full delivery reports in dashboard.
Yes, we offer a free trial with credits to test our SMS API. No credit card required to start. You can send test SMS messages and explore all features before purchasing credits. Sign up and start sending in 5 minutes.
Our REST API works with all programming languages. We provide official SDKs for Node.js, Python, PHP, Ruby, Java, Go, and C#. Comprehensive documentation with code examples for each language. Postman collection available.
Standard accounts can send up to 100 SMS per second. Enterprise accounts get dedicated routes with 1000+ SMS per second throughput. No throttling during peak hours. Contact us for custom rate limits based on your needs.
Yes, our SMS API is fully GDPR and TCPA compliant. We provide built-in opt-out management, DND list handling, and consent tracking. All data is encrypted in transit and at rest. We never share recipient data with third parties.
We offer 24/7 technical support via email and chat. Enterprise customers get phone support and dedicated account managers. Average response time is under 2 hours. Comprehensive documentation, API reference, and community forum available.
Start sending SMS globally with our powerful API. OTP verification, bulk SMS, transactional alerts. 99.9% delivery rate. $0.015/SMS. No monthly fees.
Start Free TrialNo credit card required • Free test credits • 200+ countries • 24/7 support