---
title: "Email"
category: "email"
count: 4
---

# Email

Agent email addresses, inbox APIs, sending, receiving, and deliverability.

Offerings: 4

| Company | Status | What you get | address_model | direction | deliverability_handling | inbox_api | Last checked |
| --- | --- | --- | --- | --- | --- | --- | --- |
| [AgentMail](/companies/agentmail) | live | Agents get programmatically created email inboxes with a REST API to send, receive, thread, label, and search messages, plus webhook and WebSocket event delivery. | both | both | Supports custom domains with DKIM, SPF, and DMARC configuration, plus IMAP and SMTP access. | yes | 2026-07-05 |
| [Inkbox](/companies/inkbox) | live | Each agent identity gets a mailbox with a unique @inkboxmail.com address that can send and receive email, with thread management, search, and filtering. Custom sending domains are available on paid plans. | both | both | not published | yes | 2026-07-05 |
| [Primitive](/companies/primitive) | live | An agent gets a managed email address on a primitive.email subdomain or a custom domain, plus a REST API, SDKs (Node.js, Python, Go), a CLI, and a hosted MCP server to send, receive, and reply to email. | both | both | Managed SPF, DKIM, DMARC, TLS-RPT, inbound MX, bounce processing, and sending-IP reputation. | yes | 2026-07-05 |
| [Robotomail](/companies/robotomail) | live | Agents get a real email mailbox provisioned via API, and can send and receive email through REST endpoints, webhooks, SSE, or polling, using either a shared platform domain or the customer's own domain. | both | both | Mail is sent through Resend with automatic DKIM signing and delivery tracking, and inbound mail is received via Stalwart mail server with MX records, polled every 5 seconds and delivered by webhook, SSE, or polling. | yes | 2026-07-05 |