Hi Jordan. Our SendGrid Add-On is designed to send email notification from your forms only. To add a contact to SendGrid after a form is submitted, you could use something like Zapier. Our Zapier Add-On is available with a Pro or Elite license.
If that is an option, Zapier has an article on how to do this:
(The Zapier integration with SendGrid does not have the ‘create contact’ option, but it’s still possible using the method outlined in that article.)
A plugin like Uncanny Automator may also offer a way to do this:
And with a Gravity Forms Elite license, you could use our Webhooks Add-On:
If you have any other questions, please let us know.