Resend raises $3M seed round

Email for developers

The best API to reach humans instead of spam folders.Build, test, and deliver transactional emails at scale.

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Documentation
Backed by
Combinator
Companies of all sizes trust Resend to deliver their most important emails.

Integrate this afternoon

A simple, elegant interface so you can start sending emails in minutes. It fitsright into your code with SDKs for your favorite programming languages.

Node.js
Serverless
Ruby
Python
PHP
Go
Java
Elixir
REST
SMTP

First-class developer experience

We are a team of engineers who love building tools for other engineers.Our goal is to create the email platform we've always wished we had — one that just works.

Text Mode

Simulate events and experiment with our APIwithout the risk of accidentally sending realemails to real people.
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Modular Webhooks

Receive real-time notifications directly to yourserver. Every time an email is delivered, opened,bounces, or a link is clicked.
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Develop emails using React

Create beautiful templates without having to deal with <table> layouts and HTML. Powered by react-email, our open source component library.

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Reach humans, not spam folders

Proactive blocklist tracking

Be the first to know if your domain is added to a DNSBLs such as those offered by Spamhaus withremoval requests generated by Resend.

Faster Time to Inbox

Send emails from the region closest to your users.Reduce delivery latency with North American, SouthAmerican, and European regions.

Build confidence with BIMI

Showcase your logo and company branding with BIMI. Receive guidance to obtain a VMC - the email equivalent of a checkmark on social media.

Managed Dedicated IPs

Get a fully managed dedicated IP that automaticallywarms up and autoscales based on your sendingvolume, no waiting period.

Dynamic suppression list

Prevent repeated sending to recipients who no longer want your email and comply with standards like the CAN-SPAM Act and others.

IP and domain monitoring

Monitor your DNS configuration for any errors or regressions. Be notified of any changes that could hinder your deliverability.

Verify DNS records

Protect your reputation by verifying your identity as a legitimate sender. Secure your email communication using DKIM and SPF.

Battle-tested infrastructure

Rely on a platform of reputable IP's used bytrustworthy senders with distributed workloadsacross different IP pools.

Prevent spoofing with DMARC

Avoid impersonation by creating DMARC policies and instructing inbox providers on how to treat unauthenticated email

Everything in your control

All the features you need to manage your email sending, troubleshoot withdetailed logs, and protect your domain reputation – without the friction.

Intuitive analytics
Full Visibility
Domain Authentication