Send and receive SMS or MMS globally with the Telnyx Messaging API, our award-winning platform recognized as a leader for its results and ease of use.
Reach users at scale wherever they are in the world with SMS for marketing campaigns and triggered SMS alerts to keep them informed when it counts. Augment existing communications with AI chatbots—automating the most repetitive tasks to reduce operational strain—and engage in text conversations to solve customer problems faster.
Supported number types for SMS are long code including 10DLC, toll-free, and numbers.
Whether it’s detailed, transparent delivery reports or automated delivery optimizations, our billion-scale Messaging API is built to take you from small to massive with ease.
Our automated message queuing is set based on your account limits and the latest industry standards, ensuring maximum throughput without compromising delivery or compliance.
Among SMS API providers, Telnyx consistently wins awards for its results and ease-of-use. We take care of the details as you scale, so you don’t have to.
#1
Our code is your code.
Check out our analysis of >1 billion SMS / MMS messages.
In this comprehensive guide, we cover:
Measure deliverability with greater transparency than the competition using our detailed reports and debugging tool.
If a customer replies to a message from the Telnyx API with a “stop word” message (e.g. STOP), Telnyx will automatically unsubscribe them from future sends.
If a SMS is too long for its destination, our API will automatically separate it into two messages. No more breaking out content into parts—we’ll handle that for you.
Have an existing, well-known number that you want to send SMS from? With Telnyx Hosted SMS, you can send and receive SMS and MMS without even changing providers.
We support any character set and language type. Our system automatically chooses the most compact encoding possible, minimizing cost per send.
Through our commitment to value through optimization, our platform and team ensure you get a great deal without sacrificing performance.
30%
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
Telnyx’s Messaging API supports sending and receiving both SMS and MMS. Check out our award-winning developer docs to find out more.
In this tutorial, we show you how to build an SMS appointment reminder service in 15 minutes.
Learn about sending and receiving SMS via an existing number with Telnyx Hosted SMS.
Download the full eBook here.
Telnyx's Developer documentation provides all the information needed to get started with our platform, including authentication methods.
With the Messaging family of products, you can send and receive SMS/MMS messages from your apps, facilitate interaction with The Campaign Registry (TCR) for 10DLC compliance, and more!
Send a message with a Phone Number, Alphanumeric Sender ID, Short Code or Number Pool.
Note: This API endpoint can only retrieve messages that are no older than 10 days since their creation. If you require messages older than this, please generate an MDR report.
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Here you will find a collection of links that will explain how to build applications using our SMS offering.
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