Integrations

Mailgun API

Send, receive, and track emails reliably with RESTful APIs. Get high deliverability and real-time validation.
Get started
View integration guide

Overview

Transform email performance with a Mailgun API integration.

Send, receive, and monitor email with Mailgun API integration. Mailgun delivers over 400 billion emails annually using scalable infrastructure and advanced optimization. Validate email addresses instantly, monitor inbox placement, and run pre-send quality checks to maximize campaign performance. Build your application while Mailgun API integration handles speed, scale, and deliverability. 

KEY FEATURES AND BENEFITS:

  • Send: Fast transactional and marketing email delivery 
  • Optimize: Blocklist monitoring and inbox placement testing 
  • Validate: Real-time address verification to reduce bounces 
  • Inspect: Accessibility, link, and image audits before sending 
  • Real-time analytics on opens, clicks, and bounces 
  • Dynamic templates for personalized messaging 

RESTful APIs to send, optimize, validate, and inspect emails—enabling reliable delivery, inbox placement, and list hygiene. 

Use Cases

Popular ways developers use Mailgun API integration

Transactional email automation

Send order confirmations, password resets, and alerts programmatically with reliable delivery and tracking.

Deliverability monitoring

Track inbox placement and blocklist status in real time to protect your sender reputation.

Email list hygiene

Verify single or bulk email addresses before sending to reduce bounces and improve engagement.

Pre-send quality assurance

Run accessibility, link, and image checks on HTML to ensure every email renders correctly.

How To Enable The Integration

Set up the Mailgun API in minutes

Connect in minutes and start sending with Mailgun API integration. 

  • Step 1: Get your Private API Key in Account Settings → API Security and note your domain and region (US/EU).

  • Step 2: Install an official Mailgun SDK or use curl/HTTP.

  • Step 3: Configure the client with API key, base URL, and domain using HTTP Basic Auth.

  • Step 4: Call Messages, Events, or Lists endpoints, test, and deploy.

Sinch Mailgun logo

Why Sinch Mailgun

Why teams trust Mailgun

Global scalability

Scale your email volumes globally with a reliable cloud messaging backbone.

Enterprise-grade security

Get authentication, encryption, and compliance built for developers and global brands.

Expert partnership

Use Mailgun’s deliverability expertise and Sinch’s omnichannel solutions for complete engagement.

FAQS

Frequently Asked Questions about Mailgun API

Mailgun API integration lets you send, receive, track, and validate emails using RESTful HTTP requests with secure authentication.

Mailgun API is available with all Mailgun plans, starting with a free tier (100 emails/day). Paid plans begin at $15/month for 10,000 emails. Products like Optimize and Validate have separate pricing. You pay only for the volume of emails sent beyond your plan limits.  

You need a Mailgun account, a private API key, and either an official SDK or an HTTP client. 

Yes, Mailgun API integration supports transactional emails (like order confirmations and password resets) and marketing campaigns. 

It provides real-time validation, blocklist tracking, and inbox placement testing to maintain your sender reputation. 

Official SDKs are available for Python, Ruby, PHP, Java, C#, Node.js, and Go. You can also use direct HTTP access from any language. 

Related integrations