EMAIL APIs
Twilio SendGrid's Email API gives developers the flexibility to turn their ideas into reality—and the support to scale them into production.
Lyft
Airbnb
Netflix

WHY TWILIO

Email APIs built for developers

Implement our RESTful APIs, built on HTTP and returning JSON. Easily Expedite end-to-end integration time with our robust and interactive API documentation.
  • Integrate and deliver email in 5 minutes or less: Twilio SendGrid supports the programming languages you love. Use rock-solid documentation to build password resets, trigger marketing messages, and craft the experiences your customers will appreciate.
  • Email templates & powerful developer tools: Manage and edit email templates in the UI and automatically display the latest content in your email with a simple API call. Troubleshoot easily with powerful developer tools. Securely share critical data across teams, all from one platform.
  • Actionable analytics: See real-time event metrics including delivered, blocked, clicks, opens, unsubscribes, bounce rates, and spam reporting. Expedite the email delivery troubleshooting process with sequential event organization by message, advanced search and filtering, and CSV export.
  • Privacy and security: Require authentication beyond a username and password when logging in to your Twilio SendGrid account. Include SOC 2 Type II certification, opportunistic or enforced TLS encryption and Privacy Shield certification.
How 1-800 Flowers powers communications with Twilio
How 1-800 Flowers powers communications with Twilio

Send with confidence

Reach customers with the email API leading businesses trust for reliable delivery at scale.

Send with confidence
Reliable delivery

Reliable delivery

With best-in-class API uptime and redundant carrier interconnects in every region, Twilio helps you get more of your messages delivered to customers’ inboxes. We process over 90 billion emails a month.
Fast and flexible integration

Fast and flexible integration

Start sending sooner—our SMTP relay setup and flexible Web and SMTP APIs provide a customizable integration approach for your transactional messages.

Enterprise-grade security and compliance

Enterprise-grade security and compliance

GDPR-compliant, SOC 2 Type II certification, opportunistic or enforced TLS encryption, Privacy Shield certification, and IP access management.

Top-notch documentation

Top-notch documentation

Get to production faster using helper libraries, monitoring and debugging tools, documentation in your language, and a serverless environment to host your code.

An Intelligent Contact Center that Puts You in Control

Twilio provides enterprise-grade reliability, security and compliance at global scale.

Fully Customizable

Fully Customizable

Every aspect of the Flex platform is customizable, from call routing to each pixel of your agent's desktop UI.
Instantly Omnichannel

Instantly Omnichannel

Quickly add voice, sms, chat, WhatsApp, email, video, or your own channel.

Analytics and WFO

Analytics and WFO

Monitor and manage performance and quality with native WFO.

Analytics and WFO

Analytics and WFO

Monitor and manage performance and quality with native WFO.

Build the customer experience you always wanted

We’ll reach out to you about your request and share content and updates about Twilio products as you build the future of communications. We use your information according to our privacy policy. You can update your preferences at any time.
WORLDWIDE SUPPORT DEPLOYED IN DAYS
“Being able to move seamlessly between channels from our associate perspective will be a game changer for our customers because it helps us resolve [issues] for them within the same interaction that they started.”
- Jaime Gilliam-Swartz, VP of Customer Experience and Trust Operations at Lyftlyft
ENABLED BOOKING REQUESTS VIA SMS
“By allowing [hosts] to accept requests via SMS, we have significantly improved the percentage of successful bookings while saving countless hours of manual calling.”
- Naomi Arnold, customer service at Airbnbairbnb
SCALES COMMUNICATIONS GLOBALLY
“We chose to plug and play SMS and voice capabilities with Twilio. Twilio SMS fit in nicely as a communications channel that flows through the rest of the system.”
- Devika Chawla, Director of Messaging Engineering & Platform, NetflixNetflix