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Get Started

Introduction

mails.ai is the email API for AI agents.

To get started with mails.ai, you’ll need:

  1. An API key
  2. About five minutes for the Quickstart

Then your agents are ready for both halves of email:

  • Sending: from named agents, over REST and HTTPS, no SDK needed
  • Receiving: every reply as a structured event, with a signal on every inbound

Quickstart

Send your first email from the language or tool you already use.

Node.js QuickstartPython QuickstartcURL QuickstartNext.js QuickstartExpress QuickstartFastAPI QuickstartCLI QuickstartMCP server

Explore

Every part of the API, from the data model to the limits.

Core conceptsThe nouns the API is built from.API referenceEvery endpoint, with examples.EventsList events, or tail the live stream.WebhooksGet events pushed to your endpoint.ErrorsOne error shape, and every code.LimitsSend caps, and the 429s past them.

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