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The Best Email API Solution Built for Developers

Send transactional or bulk email effortlessly with our SMTP relay and flexible HTTP API.

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_Integrations

Integrate email into your application with ease

Ruby on Rails

Framework

Python

Language

Java

Language

Microsoft .NET

Framework

PHP

Language

Node.js

Environment

Set up your email integration in no time, and start A/B testing, scheduling, and tracking your sends via our send email api. Whether you need to send 10 emails or 10 million, our email delivery infrastructure scales with you.

See our API Documentation with libraries for popular languages like Python, Ruby, Java, C#, PHP, and more.

Try Our Email API

_analytics

Know exactly what happens to every email you send

Get insight into the performance of your messages with advanced email analytics. Track engagement metrics like opens and clicks, use hourly data to determine the best time to send your emails, and dig into performance by device, location, and mailbox provider.

When delivery failures happen, our detailed logs make it easy to diagnose and correct email issues.

_Performance

Get better deliverability with less work

Give your emails the best chance of landing in the inbox. Send from your domain with SPF, DKIM, and DMARC customization, and protect your reputation from bad actors with dedicated IPs and isolated sending domains.

To optimize your deliverability, sign up for Mailgun’s Email Deliverability Service and get tools, expertise, and dedicated, one-on-one support.

Email Validation Features

_inbound

Make inbound emails easier to process

Receive your emails fully parsed and converted to UTF-8. Turn complex MIME data from incoming messages into straightforward JSON. With our powerful email parsing and routing features, inbound processing isn’t such a pain.

See how UserVoice solved their incoming email problem with Mailgun.

Try Our Email API

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Try Mailgun’s Email API

See what you can accomplish with the world's best email delivery platform. Sending a high volume messages? Check out our pricing to estimate your monthly cost.