Amplify Engagement with Our Seamless Vonayo’s SMS API

Vonayo offers developer-friendly APIs, scalability, and integrated software for compliance, routing, and advanced scenarios. It accelerates your market entry with unparalleled deliverability.

With Vonayo’s SMS API, Unmatched Features Await

Message Queuing

Our API allows you to queue messages according to your account limits—maximizing throughput while maintaining delivery integrity.

Reliable Delivery Reports

Gain transparent insights into deliverability through detailed reports, allowing you to stay a step ahead of your competition.

Automatic Opt-outs

If a customer responds to a message from our Vonayo API with "STOP," they are automatically unsubscribed from future messages.

Message Concatenation

For lengthy messages, our API automatically splits them into two, eliminating the need for you to handle message segmentation.

Use Existing Numbers

You can send and receive SMS and MMS using your well-established number with Vonayo Hosted SMS without switching providers.

Intelligent Encoding

Our system supports various character sets and languages, choosing the most efficient encoding to minimize costs per send.

How does the SMS API work?

A Voice API allows applications to access Vonayo’s sms services using a HTTPS-based interface without the hassle of handline SIP infrastructure.

Build with Confidence; Elevate Your Business

Build with confidence and boost your business - with just a few lines of code. Our SDKs and APIs are tried and true! Choose your preferred language — we'll adapt. Whatever you want to build, we’re here to make it easy. Get started in no time with our extensive developer documentation and intuitive tutorials


curl -X POST \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --data '{
    "from": "+13115552368",
    "to": "+13115552367",
    "text": "Hello, world!"
  }' \
  https://api.vonayo.com/messages

Boost Communication

Upgrade your messaging services with our SMS API.

Easily connect with customers and boost brand recognition with branded SMS messages, directly from your existing app instead of traditional SMS services.

Frequently Asked Questions

An SMS API is a programming interface that allows developers to integrate SMS functionality into their applications or systems. It enables automated sending and receiving of text messages, facilitating communication between businesses and their customers.

SMS APIs work by providing a set of instructions and protocols that developers can use to interact with a service provider's SMS gateway. Developers can use these APIs to send messages, receive delivery reports, and manage contacts and templates, all through code integration within their applications or systems.

Using an SMS API offers several benefits, including the ability to send bulk messages efficiently, automate communication processes, personalize messages for better engagement, track delivery statuses in real-time, and integrate SMS functionality seamlessly into existing applications or systems.

Integrating an SMS API into your application can be straightforward, especially with comprehensive documentation and developer-friendly tools provided by Vonayo. With clear instructions and support resources, developers can quickly implement SMS functionality, regardless of their level of experience with API integration.