Starts at $19.95/mo* You can upgrade any time after your free account is set up. * Taxes and overages may apply. Optimize your email deliverability at scale on our custom MTA (with a 99.999% uptime, you can count on us!) A powerful way to collect, process, and deliver events in near real-time to your endpoints.

Sendgrid is a great tool for program driven emails. The clear and comprehensive documentation walks you through every step, and the intuitive API makes crafting and sending emails a breeze.

If the recipient has a different domain, SMTP communicates with the recipient's domain name server (DNS) for delivery, handling network issues by queuing or returning undelivered messages. SendGrid is a cloud-based SMTP service that helps businesses handle multiple, large and bulk emails.

Once your create and verify your free Email API account, you'll be able to send 40,000 emails during the first 30 days of your trial and 100 emails per day after that.