How to Send Emails with PowerShell and SendGrid API

Sending emails programmatically is a common requirement for various scripting tasks and automated processes. PowerShell, being a powerful scripting language for Windows, provides an easy way to achieve this using the SendGrid API. SendGrid is a popular cloud-based email service that simplifies email delivery and management.

In this blog post, we will explore how to use a PowerShell script to send emails through SendGrid using their REST API. We will walk through the script and explain its components, as well as provide a step-by-step guide to help you send emails programmatically.


Before we get started, ensure you have the following:

    A SendGrid account: If you don’t have one, you can sign up for free at SendGrid website.

    A valid SendGrid API key: You can generate an API key from the SendGrid dashboard.

The PowerShell Script

Below is the PowerShell script that sends an email using the SendGrid API. This script can be saved to a .ps1 file and executed in your PowerShell environment.

Insert CODE

How to Use the Script

Follow the steps below to use the script to send emails:

    Save the script in a .ps1 file: Copy the script provided above and save it to a file named Send-EmailWithSendGrid.ps1.

    Obtain your SendGrid API key: Log in to your SendGrid account and generate an API key from the dashboard. Replace “MY_SENDGRID_API_KEY” in the script with your actual API key.

    Update email details: Modify the $From, $To, $Subject, and $Body variables in the “Example Usage” section to suit your email requirements.

    Execute the script: Open PowerShell, navigate to the directory where you saved the script, and run the following command:

    The script will invoke the Send-EmailWithSendGrid function with the provided parameters, and your email will be sent through SendGrid.



In this blog post, we demonstrated how to use a PowerShell script to send emails using the SendGrid API. With this script, you can easily incorporate email notifications and alerts into your PowerShell scripts and automate various email-based tasks.

Sending emails programmatically with PowerShell and SendGrid API is just one example of what’s possible with PowerShell’s extensibility. Feel free to customize and enhance the script according to your specific needs, and explore more ways to leverage PowerShell for automation and system administration tasks.

Remember to handle your API keys securely and follow best practices when integrating with third-party services. Happy scripting!

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