Suppose that you already setup Sendgrid account and request an API from sendgrid. Remember to store the API key somewhere because the key won't be revealed once you close the setup dialog.
- Select Setting from Cog icon in Gmail
Accounts and Importtab
Send mail as:, click
Add another email address
- Enter your name and your email for example
email@example.com. And check (optionally)
Treat as an alias. Goto
- Enter following info
Password: your setup Sendgrid API key
Select: Secured connection using TLS (recommended)
Add Account, check your email for the Verification code and finish setup.
Some may wonder how does Gmail confirm your possession of the
Actually, when you request send an email from
firstname.lastname@example.org, Gmail does not directly send the email, instead, it send a SMTP request to Sendgrid and Sendgrid will handle the rest.
In order to confirm your possession of the domain, Sendgrid will ask you to add some records to your DNS setting when you register a domain there.