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Send at scale with SendGrid’s trusted email API and marketing campaigns platform, delivering 148+ billion emails for senders like you every month.
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.
The Email API by developers, for developers. Integrate and deliver in minutes with our RESTful APIs and SMTP, libraries to support your programming language, and interactive documentation. Curl.
Username or email address. Continue. Don't have a Twilio SendGrid account? Sign up now! Web site for login SendGrid.
Create a new account with SendGrid to send automated drip campaigns, newsletters, and more for free.
Prerequisites for sending your first email with the SendGrid API. These instructions describe how to send your first email using cURL calls. This is one of many ways to send email with the SendGrid API - we also have PHP, Python, Node.js, Java, C#, Go, and Ruby libraries.
We recommend using "apikey" for your SMTP username and creating an API Key to use for your password. For more information, click here. What kinds of account security does SendGrid offer? SendGrid offers Two Factor Authentication and IP Access Management features to secure your account.
SendGrid provides an SMTP service that allows you to deliver your email via our servers instead of your own client or server. This means you can count on SendGrid's delivery at scale for your SMTP needs. SendGrid's SMTP API also allows you to specify custom email handling instructions using a JSON encoded list called the X-SMTPAPI header. The X ...
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.
Centralize your email communications with SendGrid's email platform to get a complete view of the entire customer journey.
