SMS API - messaging integration with ease.

Use the Telnyx SMS API to programmatically build messaging into your apps.
SMS API - messaging integration with ease. image

Integrate your application with Telnyx in minutes

We make building messaging into your app simple and quick by providing all the tools you need.

Quickstart Guides

Get started in minutes with step by step guides.


We’ll show you how to build a range of SMS capabilities.


We speak your language with SDKs in Python, Ruby, PHP, Node and .NET.

Twexit API

Switch from Twilio in minutes, with minimal changes to your existing messaging code.

A Network Built For Developers

  • Telnyx is a CPaaS provider giving you more control of your SMS application.
  • As the operator of its own private IP network, Telnyx gives you direct access to numbering resources and lower costs.
  • By providing carrier-grade features, you’ll have the flexibility to build a better product, faster.

Send and receive SMS and MMS messages globally using toll-free, long code and short code numbers.

  • Toll-Free SMS Create appointment reminders, account notifications and emergency alerts.
  • Long Code and Conversational SMS Build chat applications and customer support with two-way communication.
  • Short Code SMS Deliver password reset, two-factor authentication and alert messages with ease.

Improve SMS delivery with smart features

Number Pool

Spread message delivery across a group of phone numbers.


Send messages from the same local area code as the recipient.

Sticky Sender

Send every message to a customer from the same number.

Messaging Profiles

Manage and segment customer profiles for targeted communications.

Number Health

Track the health of your numbers with real-time metrics.

Delivery Reports

View detailed records in real-time to gain new insights.


Enable signature generation to verify Telnyx webhook requests.


Real-time CSR validation for faster, easier number porting.

Become part of our Developer Slack channel and join hundreds of developers for their insights and our support.

Telnyx makes switching easy.

The Telnyx SMS API allows you to easily move you SMS services to a developer-focused, more reliable carrier with better deliverability.

  • Twexit API Switch your messaging services from Twilio in minutes with minimal changes to your current messaging code.
  • Hosted SMS Use the Telnyx SMS API to add inbound SMS to your voice numbers and never miss a text from a customer again.

Choose Telnyx for messages that send first time, every time.

Choose Telnyx for messages that send first time, every time.

  • High Deliverability
    Telnyx is an enterprise-grade carrier with our own private backbone
  • Global Reach
    Extend your global footprint, reach any SMS-enabled number in the world.
  • Unparalleled 24/7 Support
    Our team of in-house engineers is available around the clock.
  • Fair and Transparent Pricing
    Pay-as-you-go pricing with automatic volume and commitment discounts.

Ready to get started?

Questions on setup? Talk to our experts

By using the site, you agree to our use of cookies.
Accept and closeFind out more here.