AgentMail

What is AgentMail?#

AgentMail is an email inbox API built for AI agents. Spin up programmatic inboxes, route incoming messages, and trigger webhooks so agents can send, receive, and act on email natively.

What can AgentMail do?#

• 01

  Inboxes API

  Create, manage and operate email inboxes entirely via REST API.

• 02

  Two-way threading

  Agents send and receive full threaded conversations like humans on Gmail.

• 03

  Instant provisioning

  Spin up an inbox in milliseconds from a single API call, no domain verification required.

• 04

  Custom domains

  Point your own domain at AgentMail for branded agent addresses.

• 05

  Realtime webhooks

  Push new-email events to your backend with typed payloads.

• 06

  Attachments and extraction

  Receive attachments and pull structured data from invoices, receipts and forms.

• 07

  Developer SDKs and MCP

  Python, TypeScript, cURL, CLI and an MCP server ready to drop into agents.

Use Cases#

• “Browser agent builders — Give a browser agent an inbox so it can sign up for services and extract 2FA codes from verification emails.
• “Scheduling agent developers — Run an executive-assistant agent that manages the calendar, schedules meetings and emails summaries.
• “Document processing teams — Ingest invoices, receipts and attachments from email and parse them into structured data.
• “Customer service teams — Route incoming support email threads to the right handler agent automatically.
• “AI product teams at scale — Provision tens of thousands of inboxes and handle millions of emails with enterprise reliability.