RunKit + npm: plivo

const plivo = require('plivo').RestAPI({ authId: '<your AUTH ID>', authToken: '<your AUTH TOKEN>', }) function getParmas(phone, otp) { return { 'src': 'xx-xxxx', 'dst' : '91'+ phone, 'text' : "Your OTP for verification is " + otp, 'url' : "https://intense-brook-8241.herokuapp.com/report/", 'method' : "GET" } } function sendOTP(phone) { var otp; // Generate your OTP here plivo.make_call(getParmas(phone, otp), function(status, response) { console.log('Status:' + status) console.log('Reponse:' + response) }) } sendOTP('Your Number here');