v3 API Go Code Example

We recommend using SendGrid Go, our client library, available on GitHub, with full documentation.

Do you have an API Key yet? If not, go get one. You're going to need it to integrate!

Using SendGrid's Go Library

// using SendGrid's Go Library
// https://github.com/sendgrid/sendgrid-go
package main

import (


func main() {
    from := mail.NewEmail("Example User", "test@example.com")
    subject := "Sending with SendGrid is Fun"
    to := mail.NewEmail("Example User", "test@example.com")
    plainTextContent := "and easy to do anywhere, even with Go"
    htmlContent := "<strong>and easy to do anywhere, even with Go</strong>"
    message := mail.NewSingleEmail(from, subject, to, plainTextContent, htmlContent)
    client := sendgrid.NewSendClient(os.Getenv("SENDGRID_API_KEY"))
    response, err := client.Send(message)
    if err != nil {
    } else {
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