Wit.ai speech recognition
npm install witai-speech [--save]
var witai_speech = require('witai-speech');
var ACCESS_TOKEN = "6SQV3DEGQWIXW3R2EDFUMPQCVGOEIBCR";
witai_speech.ASR({
file: 'demo.wav',
developer_key: ACCESS_TOKEN
}, function (err, res) {
console.log(err, res);
});