Blog

Email API

Sending and receiving mail from code: what an email API should give you, and how to build a product on one.

6 min read

How to build your own email client on Nextmail

What you need to build your own email client on Nextmail: OAuth sign-in for your users, typed SDKs in seven languages, live events, webhooks and raw messages.

ArtaDevelopers

5 min read

Email as a mailbox: why AI agents need a real inbox

Most email APIs only send. What a real mailbox adds for apps and AI agents, the four ways to get one in 2026, and how much code each leaves you.

BenjaminAI

9 min read

Resend pricing in 2026: what it costs, how to pay less

What Resend costs at 50,000 to 1,000,000 emails a month, with every plan, overage rate and add-on, and what the same mail costs on Nextmail.

BenjaminComparisons

Try it yourself

Your email,
on your own domain.

Nextmail puts your domains, sending and inbox in one place, with the full API on every plan, the free one included.