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What is Transmit?

Transmit is a universal data transmission platform that provides APIs for emails, SMS, voice calls, logs, and analytics. We’re built to be Resend and SendGrid API-compatible, making migration seamless.

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Key Features

Multi-Channel Communication

Send emails, SMS, and voice messages through one unified API

Developer-Friendly SDKs

TypeScript, Python, and more with full type safety and IntelliSense

Real-Time Analytics

Track deliverability, opens, clicks, and engagement metrics

Enterprise Security

SOC 2 compliant with encryption at rest and in transit

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Quick Example

Here’s how easy it is to send your first email with Transmit: 
import { TransmitClient } from '@transmit.dev/sdk';

const client = new TransmitClient({
  apiKey: 'tx_your_api_key_here'
});

const response = await client.emails.send({
  from: 'hello@yourdomain.com',
  to: 'user@example.com',
  subject: 'Welcome to Transmit!',
  html: '<h1>Hello World</h1><p>Your first email via Transmit.</p>'
});

console.log(response.id); // Email sent successfully

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Next Steps

Quickstart

Send your first email in under 5 minutes

API Reference

Explore the complete API documentation

SDKs

Install our official TypeScript or Python SDK

Domain Verification

Verify your domain to start sending emails
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