toSendEmail delivery, honestly priced.

Send transactional, marketing, and product emails. $0.30 per 1,000. Every feature included. No tiers. Built on AWS SES with 99.4% deliverability.

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API Reference

WordPress Setup

🚀

99.4% Deliverability

Built on AWS SES infrastructure with automatic SPF, DKIM, and DMARC configuration. Your emails land in the inbox.

Set up a domain

📧

SMTP & REST API

Send via SMTP relay or REST API — whatever fits your stack. Support for HTML, plain text, and attachments.

View API docs

📦

Batch Sending

Send hundreds of emails in a single API request with independent per-recipient error handling.

Learn more

📊

Full Visibility

Detailed email logs with delivery status, real-time analytics, and daily/monthly aggregated metrics.

View metrics docs

🪝

Event Webhooks

Real-time notifications for delivery, bounces, complaints, and opens. Track every email event as it happens.

Configure webhooks

🛠️

Official SDKs

Native SDKs for Node.js, Python, Go, Laravel, and PHP. Plus one-click WordPress integration via FluentSMTP.

Browse SDKs

Send your first email in seconds

php

// Install the free FluentSMTP plugin, connect it to toSend,
// and every wp_mail() call is routed through your verified domain.

wp_mail(
    'user@example.com',
    'Hello from toSend',
    '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
    ['Content-Type: text/html']
);

bash

curl -X POST https://api.tosend.com/v2/emails \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer tsend_your_api_key" \
  -d '{
    "from": {
      "name": "Your App",
      "email": "hello@yourdomain.com"
    },
    "to": [{ "email": "user@example.com" }],
    "subject": "Hello from toSend",
    "html": "<h1>Welcome!</h1><p>Thanks for signing up.</p>"
  }'

typescript

import { ToSend } from 'tosend';

const tosend = new ToSend('tsend_your_api_key');

const response = await tosend.send({
  from: { email: 'hello@yourdomain.com', name: 'Your App' },
  to: [{ email: 'user@example.com' }],
  subject: 'Hello from toSend',
  html: '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
});

console.log(response.message_id);

python

from tosend import ToSend

client = ToSend("tsend_your_api_key")

response = client.send(
    from_address={"email": "hello@yourdomain.com", "name": "Your App"},
    to=[{"email": "user@example.com"}],
    subject="Hello from toSend",
    html="<h1>Welcome!</h1><p>Thanks for signing up.</p>",
)

print(response.message_id)

php

use ToSend\Api;

$tosend = new Api('tsend_your_api_key');

$response = $tosend->send([
    'from' => ['email' => 'hello@yourdomain.com', 'name' => 'Your App'],
    'to' => [['email' => 'user@example.com']],
    'subject' => 'Hello from toSend',
    'html' => '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
]);

echo $response['message_id'];

See all SDKs →

Sending in 3 steps

Create your free account

Add your domain

Add your sending domain and configure DNS records. toSend verifies DKIM, SPF, and DMARC automatically.

Start sending

Connect via FluentSMTP, SMTP relay, or REST API. Set up webhooks to track delivery in real time.

If you run WordPress, you're home.

FluentSMTP

Connect your WordPress site in 2 minutes with the free FluentSMTP plugin. 300,000+ installs. Every wp_mail() call goes through toSend automatically.

WordPress setup guide →

Works with everything

WooCommerce, FluentCRM, Gravity Forms, WPForms, LearnDash — any plugin that sends email through wp_mail() works out of the box.

View all integrations →