# io.github.0xka13b/microsoft-outlook-mcp (npm · microsoft-outlook-mcp)

Microsoft Outlook (mail) MCP server — read, search, and send email through Microsoft Graph.

- Trust score: 70/100 (medium)
- Change this week: +24
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `microsoft-outlook-mcp`: 70/100 (this document), [markdown](https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp.md), [page](https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp)

## Channel facts

- Registry: `npm`
- Package: `microsoft-outlook-mcp`
- Version: `1.0.1`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (110 of 111), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (110 of 111), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 55 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 77/100
  - AI-judged instruction clarity (excellent).
  - Tool/resource definitions use about 992 tokens (~70/item across 14 items; 14 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 27/100
  - Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add 0xka13b-microsoft-outlook-mcp -- npx -y microsoft-outlook-mcp
```

### Codex

```bash
codex mcp add 0xka13b-microsoft-outlook-mcp -- npx -y microsoft-outlook-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "0xka13b-microsoft-outlook-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "microsoft-outlook-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add 0xka13b-microsoft-outlook-mcp --command npx --arg -y --arg microsoft-outlook-mcp
```

### Hermes

```yaml
mcp_servers:
  0xka13b-microsoft-outlook-mcp:
    command: "npx"
    args: ["-y", "microsoft-outlook-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "0xka13b-microsoft-outlook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft-outlook-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-03 (score 70, +4)

- [functional improvement] Stability: unverified → 0.27

### 2026-08-02 (score 66, +40)

- [security regression] Provenance: unverified → fail
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Malware scan: unverified → pass
- [security] Stability: Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.
- [functional regression] Capabilities: pass → unverified
- [functional improvement] Schema quality: unverified → excellent
- [functional improvement] License: unverified → pass
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Maintenance: unverified → pass
- [functional] Licence: MIT

### 2026-08-01 (score 26, +5)

- [security] Stability: Stability not yet verified: not enough scan history yet (needs a 30-day window).
- [functional improvement] MCP protocol: unverified → pass

### 2026-07-31 (score 21, −7)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-30 (score 28, −18)

- [security regression] Malware scan: pass → unverified

### 2026-07-27 (score 46)

First indexed and scored.

## MCP tools (14)

### `me` (~21 tokens)

Get the signed-in user's profile (id, displayName, mail).

### `list_emails` (~86 tokens)

List emails from a mailbox folder ordered by date descending.

Input parameters:

- `folder` (string): Folder name: inbox, sent, drafts, deleted, junk, archive, or a folder ID. Defaults to inbox.
- `include_body` (boolean): Include message body. Defaults to true.
- `limit` (integer): Number of messages to return (1–100). Defaults to 10.

### `get_email` (~84 tokens)

Get a single email message by ID with full body and headers.

Input parameters:

- `body_max_length` (integer): Max characters of body content to return. Defaults to 50000.
- `email_id` (string, required): Message ID
- `include_attachments` (boolean): Include attachment metadata. Defaults to true.
- `include_body` (boolean): Include message body. Defaults to true.

### `create_email_draft` (~123 tokens)

Create a new, standalone draft email that can be edited and sent later. Use this only for starting a fresh message — to draft a reply within an existing conversation thread, use create_reply_draft instead.

Input parameters:

- `attachments` (array): File attachments
- `bcc` (array): BCC recipients
- `body` (string, required): Email body
- `body_type` (string): Body content type. Defaults to text.
- `cc` (array): CC recipients
- `subject` (string, required): Email subject
- `to` (array, required): Recipient email addresses

### `create_reply_draft` (~155 tokens)

Draft a reply to an existing email, kept inside the original conversation thread. Produces an editable draft (in Drafts) that inherits the conversation, the 'RE:' subject, threading headers, and quoted history — review and send it later with send_email or via Outlook. Use this instead of create_email_draft whenever responding to a message.

Input parameters:

- `body` (string, required): Your reply text, inserted above the quoted original message
- `cc` (array): Additional CC recipients to add to the reply
- `email_id` (string, required): Message ID being replied to
- `reply_all` (boolean): Reply to all recipients of the original (sender + to + cc) instead of just the sender. Defaults to false.

### `send_email` (~85 tokens)

Send an email immediately.

Input parameters:

- `attachments` (array): File attachments
- `bcc` (array): BCC recipients
- `body` (string, required): Email body
- `body_type` (string): Body content type. Defaults to text.
- `cc` (array): CC recipients
- `subject` (string, required): Email subject
- `to` (array, required): Recipient email addresses

### `update_email` (~58 tokens)

Update email properties such as read status, categories, or flag.

Input parameters:

- `email_id` (string, required): Message ID to update
- `updates` (object, required): Properties to update, e.g. {"isRead": true, "categories": ["work"]}

### `delete_email` (~27 tokens)

Permanently delete an email message.

Input parameters:

- `email_id` (string, required): Message ID to delete

### `move_email` (~56 tokens)

Move an email to a different folder.

Input parameters:

- `destination_folder` (string, required): Destination folder name (inbox, sent, drafts, deleted, junk, archive) or folder ID
- `email_id` (string, required): Message ID to move

### `reply_to_email` (~54 tokens)

Reply to an email (sender only).

Input parameters:

- `body` (string, required): Reply body
- `body_type` (string): Body content type. Defaults to text.
- `email_id` (string, required): Message ID to reply to

### `reply_all_email` (~55 tokens)

Reply to all recipients of an email.

Input parameters:

- `body` (string, required): Reply body
- `body_type` (string): Body content type. Defaults to text.
- `email_id` (string, required): Message ID to reply-all to

### `get_attachment` (~43 tokens)

Get an email attachment's content (returned as base64 in contentBytes).

Input parameters:

- `attachment_id` (string, required): Attachment ID
- `email_id` (string, required): Message ID

### `search_emails` (~70 tokens)

Search emails by keyword across all folders or within a specific folder (KQL syntax supported).

Input parameters:

- `folder` (string): Limit search to this folder (inbox, sent, etc.)
- `limit` (integer): Max results. Defaults to 50.
- `query` (string, required): Search query string

### `unified_search` (~75 tokens)

Search across multiple Microsoft 365 content types (email, calendar events, files) in one query.

Input parameters:

- `entity_types` (array): Entity types to search. Defaults to [message, event, driveItem].
- `limit` (integer): Max total results. Defaults to 50.
- `query` (string, required): Search query string

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp#diagnostics

## Score history

- 2026-08-03: 70
- 2026-08-02: 66
- 2026-08-01: 26
- 2026-07-31: 21
- 2026-07-30: 28
- 2026-07-28: 46
- 2026-07-27: 46

## Links

- npm package: https://www.npmjs.com/package/microsoft-outlook-mcp
- Socket report: https://socket.dev/npm/package/microsoft-outlook-mcp
- Repository: https://github.com/0xka13b/microsoft-mcps
- Changelog RSS feed: https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp/changelog.json
- HTML version of this page: https://verifymcp.io/servers/0xka13b-microsoft-outlook-mcp/microsoft-outlook-mcp