Send at scale with SendGrid’s trusted email API and marketing campaigns platform, delivering 148+ billion emails for senders like you every month.

Send your first email Get started with the Twilio SendGrid Mail Send API and the open-source SDKs. To send your first message, use the following sample code in your preferred programming language.

The SendGrid Email API lets you create, send, and manage emails at scale with our RESTful APIs and SMTP relay (with support for various programming languages and frameworks). Quickly set up email …

The SendGrid v3 Web API provides a REST interface to send email at scale and ensure your application can handle high volumes. The SendGrid API endpoints allow you to integrate with your tech stack to …

SendGrid is the world's largest email infrastructure as a service provider. Try our SMTP service for free.

This article provides step-by-step instructions to configure email settings in SendGrid. Introduction SendGrid is a cloud-based SMTP provider that allows you to send email without maintaining email...

The Mail Send operation allows you to send email over SendGrid's v3 Web API For an overview of this API, including its features and limitations, please see the Mail Send API overview page The overview …