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Communications APIs / SMS API
Our SMS API extends your reach with powerful features
Our SMS API helps you create customer journeys through conversations—even within the context of your app.
The Future of Messaging
Discover Rich Communication Services — a new way to engage customers with branded conversational messaging.
See how our SMS API helps businesses like yours succeed.
PRIVATE SMS COMMUNICATION
Support secure text messaging
With private SMS communication, your users can seamlessly and safely book appointments, confirm deliveries, and more.
- Enable communication without compromising privacy
- Create a safe space for conversations between your users
- Ensure conversations and transactions between parties stay on your platform
- Leverage your control of the conversation
- Perform analysis and generate new insights for your business
CUSTOMER NOTIFICATION AND ENGAGEMENT
Send the right message at the right time
Alert customers and give them an opportunity to reply or call back.
- Deliver timely notifications about pending appointments and keep customers engaged
- Automated notifications reduce costs, missed appointments, delivery attempts, and more
- Let customers confirm or reschedule from within a text—via SMS, MMS, social chat apps, or voice
- Strengthen customer relationships by creating “wow” moments with rich-media features
Start building
Our code is your code.
Connect to our all-in-one SMS API service with your credentials. Test sending and receiving to and/or from handsets. Work closely with our award-winning expert support team to resolve any issues.
``` json
curl -X POST \
--header "Content-Type: application/json" \
--header "Authorization: Bearer YOUR_API_KEY" \
--data '{
"from": "+13115552368",
"to": "+13115552367",
"text": "Hello, world!"
}' \
https://api.telnyx.com/v2/messages
```
TWO-FACTOR AUTHENTICATION
Verify API adds a layer of security
Validate users via their mobile devices with SMS and voice codes.
- A single API offers a full two-factor authentication solution
- Provide a phone number and we'll generate codes, localize, and more
- Works with any phone number—noo additional hardware or apps required
- Pay only for successful conversions or a flat monthly fee for frequent logins
DATA MANAGEMENT
Make it easier for mobile users to discover your app
Flexible reporting for SMS traffic in one powerful API
- Intervene in failures to guarantee service
- Test and measure campaigns
- Uncover upsell and cross-sell opportunities
- Take action in fraud and overage situations
- Enhance end-user experience with advanced reporting
- Create your own dashboard based on CDR data
SMS MARKETING
Verify API adds a layer of security
Invite website visitors to download your mobile app using SMS and an embedded link to your app-store page
- When your website detects a mobile visitor, it promotes your app, improving adoption
- Interested mobile visitors can download your app easily via a link in a text message
Pay as you go
Messaging API pricing for France
Pay only for the messages you send and receive. Prices are applied per message part based on the destination, the number type used, and the carrier the message is sent to.
Alphanumeric Sender ID
| Direction | SMS | MMS |
|---|---|---|
| Send outbound messages | €0.156 per message part | N/A |
| Receive inbound messages | N/A | N/A |
Pay as you go
Pay only for what you use, when you use it.
✓
Top up your account through your dedicated sales representative.
✓
Receive automatic discounts as you scale your messaging volumes.
✓
Access free in-house support 24/7 via phone call.
Volume-based pricing
Do more; pay less.
✓
Work with a dedicated sales representative to set discounted pricing based on your monthly usage.
✓
Receive specialized support from a personally allotted customer success manager.
✓
Receive prioritized ticketing privileges and NOC support.
EXPAND YOUR REACH
Empower innovation with our API-first platform
Equip your developers with a comprehensive suite of APIs, SDKs, and tools via our robust, modular, multi-cloud platform. Build innovative, AI-centric communications and connectivity products confidently, backed by a real-time network, low-latency inference, and secure, scalable infrastructure.
- Deliver timely notifications about pending appointments and keep customers engaged
- Automated notifications reduce costs, missed appointments, delivery attempts, and more
- Let customers confirm or reschedule from within a text—via SMS, MMS
- Strengthen customer relationships by creating “wow” moments with rich-media features
