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 …

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Nov 25, 2025 · SendGrid takes a streamlined approach to automated email marketing, focusing on time-based and behavior-triggered sequences. I’ve found it works well for straightforward campaigns like …

2 days 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 …

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.

Twilio SendGrid is a leader in trusted email delivery, sending billions of transactional and marketing emails for over 100,000 paying customers. Find the documentation, sample code, and developer …

What is Twilio SendGrid Marketing Campaigns? Twilio SendGrid Marketing Campaigns is a comprehensive email marketing platform that allows you to create, send, and optimize your email …