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Replit is a platform for building sites and apps with AI. You can add Resend in a Replit project by asking the chat to add email sending with Resend. Example prompt 
When someone fills out the contact form, send an email using Resend.
Prefer watching a video? Check out our video walkthrough below.

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1. Add a custom domain to your Resend account

By default, you can only send emails to your own email address. To send emails to other email addresses:
  1. Add a custom domain to your Resend account.
  2. Add the custom domain to the from field in the resend function in Replit (or ask the chat to update these fields).
Get more help adding a custom domain in Resend’s documentation.

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2. Add your Resend API key and from address

To use Resend with Replit, you’ll need to add a Resend API key, which you can create in the Resend Dashboard. Do not share your API key with others or expose it in the browser or other client-side code. The from address is the email address that will be used to send emails. Use your custom domain you added in step 1 here (e.g., hello@yourdomain.com). adding the Resend integration to a Replit chat
Replit tracks the details of your Resend integration in the Integrations page.
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