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Twilio SendGrid is a cloud-based SMTP provider that acts as an email delivery engine, allowing you to send email without the cost and complexity of maintaining your own email servers. Twilio SendGrid manages the technical details of email delivery, like infrastructure scaling, ISP outreach, reputation monitoring, and real-time analytics.
Send 100 emails/day free forever. 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 AirBnB, Spotify, and Uber. Try for free.
Start sending email with SendGrid for free. Sign up for a free trial to experience SendGrid’s reliable, scalable email delivery. 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 docs have everything you need to send email at scale.
You can start with a free account and upgrade as your sending needs change. See the Twilio SendGrid pricing page to understand what's included with each plan.
To unlock your Twilio SendGrid account: Set up Two-Factor Authentication; Set up Domain Authentication. Authenticating your domain shows email providers that Twilio SendGrid has your permission to send emails on your behalf.
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.
