Engage and scale with Swift's SMS API
Empower your business with a feature-rich, fast, and reliable SMS API. Whether sending to hundreds or thousands at a time, the Swift SMS API has you covered.

Engage more with a feature-rich SMS API
Our SMS API plans offer everything you need to elevate how your business communicates. Custom message handling, scheduling, and reporting, do it all.

Inbound & outbound messaging
Whether you need to send bulk outgoing messages or deliver two-way conversations, we have you covered.

International texting
Engage and scale with global reach - deliver messages internationally reliably with access to over 800 carriers.

Webhooks
Customize your messaging workflows by leveraging webhooks with our SMS API.

Two-way SMS to email conversion
Send SMS via email or convert inbound email to SMS to fit your custom workflows.

Mass broadcasting
Message thousands in an instant with SMS infrastructure that scales with your messaging needs.

Advanced reporting
Make data-informed decisions with your messaging with in-depth and multi-campaign reporting.

Sub-account management
Use sub-accounts to organize and deploy Swift's SMS API wherever you need it, with precise control.

Localized numbers
Gain access to an inventory of well-tested local numbers. 10DLC, short-code, and toll-free, we have it all.

Advanced autoresponders
Simplify your business texting by setting up custom auto-replies to incoming messages.
Simple setup, big results
Start sending your first message in minutes. The Swift SMS API is quick to integrate and available in a variety of programming languages to suit your specific needs. Sign up for free to get yo API key and start sending.
const axios = require('axios');async function sendSMS(phoneNumber, message) { try { const response = await axios.post('https://api.swiftsmsgateway.com/v1/sms', { to: phoneNumber, message: message, from: 'YourSender' }, { headers: { 'Authorization': 'Bearer YOUR_API_KEY', 'Content-Type': 'application/json' } }); console.log('SMS sent successfully:', response.data); return response.data; } catch (error) { console.error('Error sending SMS:', error); throw error; }}// Example usagesendSMS('+1234567890', 'Hello from Swift SMS Gateway!');One API for all your use-cases

Emergency Alerts
Deliver PSAs, warnings, community alerts, and more quickly and reliably. SMS is the best way to relay critical information directly.

Customer Support
Cut down the number of customers that you put on hold and provide a higher quality of customer service with SMS.

Authentication
Prevent fraud and improve your user security with SMS authentication. The Swift SMS API has been used to deliver hundreds of millions of authentication PINs globally.

Billing & Payments
Automate the delivery of critical billing and payment information reliably. Nothing beats the speed and directness of SMS.

Notifications & Reminders
Send delivery details and prevent no-shows to improve your customer service with the reliability and directness of SMS.

Marketing & Promotions
Increase your conversion rates and customer engagement with a direct connection for your marketing campaigns.