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

Learn to send transactional and marketing emails at scale with the platform that offers a 99% deliverability rate. From quickstarts and onboarding guides to full API reference, the Twilio SendGrid …

SendGrid was founded in 2009 by Isaac Saldana, Jose Lopez, and Tim Jenkins. [3][4] Later, it was incubated through the Techstars accelerator program. [5][6] By December 2009, the company …

SendGrid is the world's largest email infrastructure as a service provider. We send over 100 billion non-spam emails a month for over 80,000 paying customers including technology leaders like Uber.

Find the documentation, sample code, and developer tools needed to build a dependable email program on top of Twilio SendGrid's industry leading, cloud-based mail transfer agent.

Start sending email with SendGrid for free Sign up for a free trial to experience SendGrid’s reliable, scalable email delivery.

Nov 25, 2025 · SendGrid stands out as a technically capable platform for managing transactional emails at scale. Its email validation API is reliable and flexible, catering both to developers who want to fine …

The SendGrid Email API is a powerful tool that enables you to send, receive, and manage emails programmatically. It provides features like dynamic templates, real-time analytics, and robust security …

1 day ago · Twilio (SendGrid’s parent company) has talked about requiring two-factor authentication for all customers, but implementation has been slow. The fundamental issue is that SendGrid’s business …

Centralize your email communications with SendGrid's email platform to get a complete view of the entire customer journey.