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UniOne

Connects AI agents to UniOne for transactional email, domain verification, templates, webhooks, suppressions, and address validation.

Install UniOne

Pick your client, then add it in one click or paste the config.

Streamable HTTP (Remote)
Server URL
https://mcp.unione.io/mcp

Remote servers are added in the app, not the config file: Customize → Connectors → Add custom connector, then paste this URL.

Hosted endpointLive · 5h agoLive Remote EndpointOur automated health check connected to this remote MCP endpoint successfully.Last checked 5h ago · Nov 13, 2026, 19:00 UTC

Clients with native remote MCP support can connect directly to this URL.

Remote endpoint
https://mcp.unione.io/mcp

Overview

UniOne MCP server gives AI agents tools for transactional email operations through UniOne. It supports sending messages, verifying sending domains, managing templates, configuring webhooks and suppressions, and validating email addresses. Reach for it when an agent needs to perform or coordinate routine email delivery tasks using an MCP-compatible client.

Use cases

  • Send transactional email from an agent workflow
  • Verify domains used for email sending
  • Validate recipient addresses before delivery
  • Manage reusable email templates
  • Review and manage suppressions or webhooks

Key features

  • Transactional email sending
  • Sending-domain verification
  • Email template management
  • Webhook management
  • Suppression management
  • Email address validation

Security & health

What it can reach and how reliably it runs — from our own checks, not the maintainer’s claims.

ActiveLast checked

Recent health check succeeded.

How UniOne works

What UniOne MCP server does

UniOne MCP server exposes UniOne email operations to AI agents through the Model Context Protocol. Its focus is transactional email: agents can send messages, work with the domains used for sending, manage reusable templates, handle webhooks and suppression records, and validate email addresses.

This makes UniOne relevant to agent workflows that need more than composing email text. An agent can use the server to carry out delivery-related actions, check whether an address is valid, and work with supporting email configuration. Domain verification, templates, webhooks, and suppressions cover distinct parts of an email program, so the server can be considered when those tasks need to be accessible from an MCP-enabled workflow.

The server is described as the official UniOne MCP server and is intended for AI agents interacting with UniOne’s transactional email capabilities.

Tools and capabilities

The available capability areas are:

  • Send transactional email.
  • Verify sending domains.
  • Manage email templates.
  • Manage webhooks.
  • Manage suppressions.
  • Validate email addresses.

Transactional email sending is the central delivery function. Domain verification addresses the sending domains associated with that delivery. Template management supports workflows that use reusable email content rather than handling every message as an isolated composition task.

Webhook management provides an agent-facing way to work with UniOne webhook configuration. Suppression management covers suppression records, while address validation gives agents a way to check recipient addresses as part of an email workflow.

These capabilities can be combined in practical sequences. For example, an agent could validate an address before sending, use a template for a transactional message, or check sending-domain readiness while handling email configuration. The server’s role is to expose these UniOne operations to the agent through MCP rather than to provide a separate email system.

UniOne is a suitable fit when the workflow already depends on UniOne and the agent needs access to email delivery or related account operations. It is less relevant for general-purpose communication tasks that do not involve transactional email, sending domains, templates, webhooks, suppressions, or address validation.

Reviews

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Frequently Asked Questions about UniOne

UniOne is an MCP server that connects AI agents to UniOne's transactional email platform, with tools for sending email, verifying sending domains, managing templates, managing webhooks and suppressions, and validating addresses. It gives agent workflows a protocol-based way to perform these email operations from an MCP-compatible client.

Yes, UniOne can validate email addresses. Address validation is one of the server’s supported capabilities and can be used as part of an agent’s email workflow.

Yes, UniOne can manage email templates and webhooks. The server exposes both capabilities alongside transactional sending, domain verification, suppression management, and address validation.

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