You will need to perform the following steps to setup Sendgrid with SendX platform:
Visit Sendgrid and sign up for an Sendgrid account. Sendgrid has a free plan of sending upto *12000( emails free per month.
Login to your Sendgrid account and select Settings > API Keys.
Click on the 'Event Notifcation' section and click on 'edit' link.
A text box appears to enter the HTTP POST URL. Add the text 'https://app.sendx.io/api/v1/sendgrid/event' in to the text box.
Once done, click on the action options Dropped, Bounced and Mark as Spam to send bounce and spam reports as in the previous image to SendX.
Click the Tick mark in the right side of the tab to save these settings. Note that the Event Notification is set as ON at the end of this process.
Voila ! at this stage you can start using sendgrid to send emails from SendX.