@littlebearapps/outlook-assistant

communication MCP Server

MCP server for Outlook email, calendar, and contacts — let your AI assistant manage your inbox directly from the conversation.

Install Ready
communicationcommunication
5 views22 stars11 forksv3.8.1MIT

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Discovered via unknown and last synced 3mo ago.

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Last synced
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Install
Instructions detected

Install

1. Install the package

npx @littlebearapps/outlook-assistant

2. Add to claude_desktop_config.json

{
  "mcpServers": {
    "-littlebearapps-outlook-assistant": {
      "command": "npx",
      "args": [
        "@littlebearapps/outlook-assistant"
      ]
    }
  }
}

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) / %APPDATA%\Claude\claude_desktop_config.json (Windows)

20
Tools
0
Resources
0
Prompts
Standard I/O
Transport

Available Tools (20)

json

`.json`

Format

Extension

Guide

Description

html

`.html`

1

`auth` (status/authenticate/about)

csv

`.csv`

3

`manage-category` (CRUD), `apply-category`, `manage-focused-inbox`

mbox

`.mbox`

2

`access-shared-mailbox`, `find-meeting-rooms`

markdown

`.md`

Module

Tools

Categories

Full support

Feature

Personal (Outlook.com)

Folders

Full support

OUTLOOK_ALLOWED_RECIPIENTS

Comma-separated allowlist of domains/addresses for sends, drafts, and rule forwards.

OUTLOOK_AUTH_AUDIENCE

OAuth audience: `common`, `consumers` (personal-only Azure apps), `organizations`, or single-tenant GUID. Fixes `AADSTS9002331` for personal-only app registrations.

OUTLOOK_DEFAULT_TIMEZONE

IANA timezone applied to calendar events when callers don't pass one (e.g. `Europe/London`, `America/New_York`).

8

`search-emails` (list/search/delta/conversations), `read-email` (content + forensic headers), `send-email` (with dry-run + mail tips), `draft` (create/update/send/delete/reply/forward), `update-email` (read status, flags), `attachments`, `export`, `get-mail-tips`

Variable

Purpose

OUTLOOK_MAX_EMAILS_PER_SESSION

Cap on `send-email` + `draft send` per MCP server lifetime.