Send an SMS

In this code snippet 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 the 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

If you do not have an application you can create one. Make sure you also configure your webhooks.

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

If you do not have an application you can create one. Make sure you also configure your webhooks.

Install dependencies

npm install nexmo

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 is sent to the destination number.