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Email API

Trusted for reliable email delivery at scale.

Overview

Take a tour

Features

SMTP Service
Email Validation
Deliverability Insights

Dynamic Templates
Email Infrastructure
5-minute Integration
Email Marketing Campaigns

A suite of tools to create engaging email campaigns.

Overview

Take a tour

Features

Email Automation
Signup Forms
Email Testing

Email Design
Email Templates
Email Statistics
Expert Services

Partner with an email expert.

Overview

Services

Set-Up Assistance
Delivery Help
Ongoing Consulting
Overview

Get more messages delivered. See better results.

Why Twilio SendGrid

Calculate Your Email ROI
Our Delivery Rates
Free Plan
Email + SMS, WhatsApp, and More
Solutions

See how we can serve your email program.

Email Solutions

Developers
Startups ↗
High-Volume Senders

Marketers
Enterprises
Ecommerce
Customer Stories

Leading brands trust SendGrid.

See more customers
Resources

Tips and tools to optimize your email program.

See all resources

Guides
Blog
Free Templates

Webinars
Customer Stories
Email Marketing Guide
Customer Help

Resources to send your best with Twilio SendGrid.

Support

FAQ
Status

Partners

Knowledge Center
API Reference
Privacy and Security
Featured Resources

Our most popular content.

Email Marketing Best Practices

Getting Started in Email Marketing
Get started

Resources to integrate and send via our APIs.

View docs

Start in 5 Minutes
API Reference

Event Webhook
Libraries ↗
Popular Topics

Additional resources for successful integration.

View Knowledge Center

Templates
Inbound Parse Webhook
Integrations

Contact Support
Status
Email Validation API
Featured Libraries

We support your language.

Explore on Github

cURL
Node
Ruby

PHP
Go
Python

Java
C#
OVERVIEW

Get more messages delivered. See better results.

Email Automation

Signup Forms

Email Testing

Email Automation

Signup Forms

Email Testing

OVERVIEW

Get more messages delivered. See better results.

Email Automation

Signup Forms

Email Testing

Email Automation

Signup Forms

Email Testing

OVERVIEW

Get more messages delivered. See better results.

Email Automation

Signup Forms

Email Testing

Email Automation

Signup Forms

Email Testing
Support

Already a Twilio SendGrid Customer? Contact support for help!

Contact support

Talk to sales

Need help? Talk to an expert who can recommend the right solution for your email program.

Contact sales

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Get answers to frequently asked questions about Twilio SendGrid.

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