# Duobox Muse connector

From musedirectory.ai, the independent directory of Meta Muse connectors. Not affiliated with Meta.

## Duobox

Read, draft and send business email on your own domain with permissions you control.

- Record: https://musedirectory.ai/connector/duobox
- Category: Productivity
- Developer: Duobox (https://duobox.io/en/mcp)
- Muse status: Extra setup. Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
- Health: Working, sign-in needed, 39ms, checked 2026-11-13T21:26:15Z
- Endpoint: https://mcp.duobox.io/v1/mcp
- Auth: Sign in with your account; Pricing: unknown
- Screening: Screened, no issues found (2026-11-13T21:26:15Z)
- Source: Found in the official MCP Registry (io.duobox/mail) https://registry.modelcontextprotocol.io/v0/servers?search=io.duobox%2Fmail

Connects Muse to Duobox business email hosted on your domain. With your chosen permissions, Muse can read messages, draft replies and send email so you can manage business correspondence from the assistant.

Example request: "Check my Duobox inbox and draft replies to the customer emails from today."

How to connect: Duobox is not in Muse's Connectors list yet, and it needs you to sign in with your Duobox account. Apps that need this kind of sign-in usually cannot be used from a Muse chat yet. Follow it here and we will tell you when it reaches Muse.

Screening checks:
- MCP handshake: pass (Requires sign-in (publishes OAuth metadata))
- Domain against threat feeds (Cloudflare security DNS): pass (mcp.duobox.io, duobox.io not flagged)
- Published packages against the OSV malicious-package database: n/a (No npm or PyPI package published)
- Hidden instructions or invisible characters in tool text: n/a (Tools are behind sign-in)
- Inputs asking for passwords, card numbers or seed phrases: n/a (Tools are behind sign-in)
- Domain and redirects: pass (No redirects off the domain)
- AI review of purpose and tool behavior: pass (No concerns)