Phoenix

Learn how to integrate Mailtrap with Phoenix applications to send emails.

This guide shows you how to integrate Mailtrap with Phoenix and send emails using the Email API.

Before we start, you'll need to:

• Verify your sending domain
• Create and save an API key

Send emails using Phoenix and Mailtrap

To integrate Mailtrap and send emails via Phoenix, simply copy/paste the following script into your configuration:

Phoenix configuration

# config/config.exs
config :sample, Sample.Mailer,
  adapter: Swoosh.Adapters.Mailtrap,
  api_key: "my-api-key"

# lib/sample/mailer.ex
defmodule Sample.Mailer do
  use Swoosh.Mailer, otp_app: :sample
end

Once you copy the script, make sure to insert your Mailtrap API token instead of the my-api-key value.

To learn more about API integration, click here.