Send emails with PHP

Prerequisites

Before you start, you’ll need:

A Resend API key
A verified domain

Prefer watching a video? Check out this video walkthrough below.

Guide

Install

Get the Resend PHP SDK.

Composer

composer require resend/resend-php

Send email using HTML

The easiest way to send an email is by using the html parameter.

index.php

<?php

require __DIR__ . '/vendor/autoload.php';

$resend = Resend::client('re_xxxxxxxxx');

$resend->emails->send([
  'from' => 'Acme <onboarding@resend.dev>',
  'to' => ['delivered@resend.dev'],
  'subject' => 'hello world',
  'html' => '<strong>it works!</strong>',
]);

Examples

Basic Send

Basic, batch, and prevent-threading send

Attachments

File attachments and inline images (CID)

Scheduling

Schedule emails for future delivery

Templates

Send emails using Resend hosted templates

Double Opt-in

Double opt-in subscription flow

Inbound Webhooks

Receive and process inbound emails

Audiences

Manage contacts and audiences

Domains

Create and manage sending domains

Symfony App

Full Symfony web application

Send emails with AWS Lambda

Send emails with Laravel

⌘I

​Prerequisites

​Guide

​Examples