E

Email Sending API

Send emails programmatically — no SMTP headaches

Send transactional and marketing emails via API. HTML templates, attachments, and delivery tracking included.

Automation3 endpoints

Endpoints

POST
/send

Send an email

POST
/send/template

Send from HTML template

Use Cases

Transactional emails
Welcome emails
Password resets
Notifications
Marketing blasts

Quick Start

quickstart.js
const response = await fetch(
  "https://email-sending-by-helix-api.p.rapidapi.com/send",
  {
    method: "POST",
    headers: {
      "X-RapidAPI-Key": "YOUR_API_KEY",
      "X-RapidAPI-Host": "email-sending-by-helix-api.p.rapidapi.com"
    }
  }
);
const data = await response.json();
console.log(data);

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