Email for AI Agents.
The API to give AI Agents reliable email capabilities. Create, send, and receive emails programmatically with built-in spam protection and high deliverability.
A1Mail enables your AI agents to:
- Create new emails with an API request
- Send emails from AI agents
- Spam protection for high deliverability
- Receive emails via webhooks
- Easy integration with any AI system
- Simple, transparent pricing
How A1Mail Works
Give your AI agents reliable email capabilities with our simple API—verified for identity and safeguarded against spam.
Easy Integration
Simple API that takes minutes to implement in your AI applications
Spam Protection
Built-in protection ensures high deliverability for your emails
AI-First Design
Specifically built for AI agents and automation workflows
Create an email in seconds
Add email capabilities to your AI agents with just a few lines of code. Choose your preferred language below.
# Send your first email with A1Mail
curl --request POST --url https://api.a1mail.com/v1/send --header 'Content-Type: application/json' --header 'X-API-Key: YOUR_API_KEY' --data '{
"to": "recipient@example.com",
"from": "ai-agent@yourdomain.com",
"subject": "Hello from A1Mail",
"content": "This is a test email sent via A1Mail!",
"html": "<h1>Hello!</h1><p>This is a test email sent via A1Mail!</p>"
}'The Email Foundation for AI-Native Companies
Powering the next generation of AI applications with reliable email capabilities.
Works with your AI stack
Seamlessly integrate with any AI model or service—whether you're using OpenAI, Anthropic, or your own custom models.
Reliable Deliverability
Our built-in spam protection and domain verification ensure your emails reach their destination every time.
Scale with your business
From startups to enterprises, our infrastructure scales with your needs, handling millions of emails reliably.