use warnings;
use strict;

use SMS::Send;

my $twilio_sender = SMS::Send->new(
   'Twilio',
    _accountsid => 'API account ID',
    _authtoken  => 'API auth token',
    _from       => '+Your Twilio phone number'
);

my $sent = $twilio_sender->send_sms(
    text => "Hey stevieb!",
    to   => "+phone_number"
);

if (! $sent) {
    warn "Couldn't send message!";
}