Send an SMS with Messages API

In this building block you will see how to send an SMS using the Messages API.

For a step-by-step guide to this topic, you can read our tutorial Sending SMS messages with Messages API.

Example

Ensure the following variables are set to your required values using any convenient method:

Key Description
NEXMO_APPLICATION_ID The ID of the application that you created.
FROM_NUMBER The phone number you are sending the message from.
TO_NUMBER The phone number you are sending the message to.

NOTE: Don't use a leading + or 00 when entering a phone number, start with the country code, for example 447700900000.

Prerequisites

Create an application

Write the code

Add the following to send-sms.sh:

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curl -X POST https://api.nexmo.com/v0.1/messages \
  -H 'Authorization: Bearer '$JWT\
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json' \
  -d $'{
    "from": { "type": "sms", "number": '$FROM_NUMBER' },
    "to": { "type": "sms", "number": '$TO_NUMBER' },
    "message": {
      "content": {
        "type": "text",
        "text": "This is an SMS sent from the Messages API"
      }
    }
  }'

View full source 

Run your code

Save this file to your machine and run it:

$ bash send-sms.sh

Prerequisites

Create an application

Write the code

Add the following to app.js:

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const Nexmo = require('nexmo')

const nexmo = new Nexmo({
  apiKey: NEXMO_API_KEY,
  apiSecret: NEXMO_API_SECRET,
  applicationId: NEXMO_APPLICATION_ID,
  privateKey: NEXMO_APPLICATION_PRIVATE_KEY_PATH
})

nexmo.channel.send(
  { "type": "sms", "number": "TO_NUMBER" },
  { "type": "sms", "number": "FROM_NUMBER" },
  {
    "content": {
      "type": "text",
      "text": "This is an SMS sent from the Messages API"
    }
  },
  (err, data) => { console.log(data.message_uuid); }
);

View full source 

Run your code

Save this file to your machine and run it:

$ node app.js

Try it out

When you run the code a message will be sent to the destination number.