Email API for Developers
Send, Receive & Reply
The complete email infrastructure for modern applications. Send transactional emails, receive inbound messages, and build AI email agents with our TypeScript SDK and webhook API.
Trusted by builders at
send.tsimport { Inbound } from '@inboundemail/sdk'
const inbound = new Inbound(process.env.INBOUND_API_KEY!)
await inbound.emails.send({
from: 'agent@inbnd.dev',
to: 'you@example.com',
subject: 'Hello from Inbound',
html: '<p>It just works.</p>'
})export async function POST(req: Request) {
const { email } = await req.json()
console.log(email.subject, email.html)
return Response.json({ success: true })
}Complete Email API Solution
Everything you need to handle email in your application. From transactional sending to AI-powered replies.
Send Transactional Emails
Send welcome emails, notifications, and alerts with our reliable email sending API. Compatible with popular email services.
- • High deliverability rates
- • Template support
- • Bulk email sending
- • Email tracking & analytics
Receive Inbound Emails
Process incoming emails with webhooks. Get structured data including HTML, text, attachments, and headers.
- • Webhook email parsing
- • Custom domain setup
- • Attachment handling
- • Email forwarding rules
AI Email Agents
Build intelligent email responders and customer service bots. Auto-reply with context-aware AI responses.
- • Conversation threading
- • AI-powered replies
- • Email classification
- • Custom response logic
Built for Developers
TypeScript-first SDK, comprehensive documentation, and webhook-based architecture for modern applications.
TypeScript SDK
Full type safety with IntelliSense support. Our SDK provides complete TypeScript definitions for all email operations, webhook payloads, and API responses.
Type-Safe Webhooks
Fully typed webhook payloads for email events
Auto-Complete Support
IntelliSense for all API methods and parameters
Error Handling
Comprehensive error types and status codes
email-handler.tsimport { Inbound } from '@inboundemail/sdk'
import type { InboundWebhookPayload } from '@inboundemail/sdk'
const inbound = new Inbound(process.env.INBOUND_API_KEY!)
export async function handleWebhook(
payload: InboundWebhookPayload
) {
const { email } = payload
// Full type safety and IntelliSense
console.log(email.subject, email.from, email.html)
// Send typed response
await inbound.reply(email, {
from: 'support@yourdomain.com',
html: '<p>Thanks for your email!</p>',
tags: [{ name: 'source', value: 'webhook' }]
})
}Email API Use Cases
From SaaS applications to e-commerce platforms, our email API powers diverse use cases.
SaaS Applications
User onboarding, notifications, and support email automation for software platforms.
E-commerce
Order confirmations, shipping updates, and customer service email workflows.
Customer Support
AI-powered support agents that handle common queries and route complex issues.
Marketing Automation
Drip campaigns, newsletter management, and behavioral email triggers.
Need a Custom Email Solution?
Enterprise volume, custom integrations, or specialized requirements? Let's discuss how we can build the perfect email infrastructure for your needs.
Get Started with Inbound
Ready to build with our email API? Start with our comprehensive documentation and examples.
API Documentation
Complete API reference with examples for sending, receiving, and replying to emails.
View Docs →Quick Start
Create your account and get your API key in minutes. Free tier includes 1,000 emails per month.
Get Started →TypeScript SDK
Install our TypeScript SDK with full type safety and IntelliSense support.
View on GitHub →Ready to Build with Email?
Join developers who've simplified their email infrastructure with Inbound.
Free tier • 1,000 emails/month • No credit card required