KeyID MCP Server

27 email tools via Model Context Protocol (MCP): send, receive, reply, search inbox, manage contacts, set auto-reply, schedule delivery — everything an AI agent needs to handle email autonomously.

Local + remotestreamable-httpstdioMIT

What is the KeyID MCP Server?

Agent Kit is an MCP project maintained in the keyid-ai/agent-kit repository. The maintainer describes its purpose as “27 email tools via Model Context Protocol (MCP): send, receive, reply, search inbox, manage contacts, set auto-reply, schedule delivery — everything an AI agent needs…”. Read the project documentation for the complete scope.

Installation

The documented npm package is @keyid/agent-kit. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.

Configuration values

The example declares KEYID_PUBLIC_KEY, KEYID_PRIVATE_KEY. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
keyid_provisionRegister agent, get email address
keyid_get_emailGet current active email
keyid_get_inboxFetch inbox (with search, filtering)
keyid_sendSend email (scheduled, display name, HTML)
keyid_replyReply to a message
keyid_forwardForward a message
keyid_update_messageUpdate read/starred status
keyid_get_unread_countCount unread messages
keyid_list_threadsList conversation threads
keyid_get_threadGet thread with messages
keyid_create_draftCreate a draft
keyid_send_draftSend a draft
keyid_get_auto_replyGet auto-reply settings
keyid_set_auto_replyConfigure vacation responder
keyid_get_signatureGet email signature
keyid_set_signatureSet email signature
keyid_get_forwardingGet forwarding settings
keyid_set_forwardingConfigure forwarding
keyid_list_contactsList saved contacts
keyid_create_contactCreate a contact
keyid_delete_contactDelete a contact
keyid_list_webhooksList webhooks
keyid_create_webhookCreate webhook
keyid_get_webhook_deliveriesDelivery history
keyid_manage_listAdd/remove from allow/blocklist
keyid_get_metricsQuery usage metrics

How to install the KeyID MCP Server

{
  "mcpServers": {
    "keyid": {
      "command": "npx",
      "args": [
        "@keyid/agent-kit"
      ],
      "env": {
        "KEYID_PUBLIC_KEY": "YOUR_KEYID_PUBLIC_KEY",
        "KEYID_PRIVATE_KEY": "YOUR_KEYID_PRIVATE_KEY"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

VariableDescriptionRequired
KEYID_PUBLIC_KEYDeclared in the maintainer’s client configuration.Check documentation
KEYID_PRIVATE_KEYDeclared in the maintainer’s client configuration.Check documentation