SERVER

Office Outlook MCP Server

Rank #5,342

io.github.chrischall/office-outlook-mcp

Outlook / Microsoft 365 for Claude — triage mail, reply, answer invites and book meetings, confirmed

18 versions

by chrischall (78 servers)View repository ↗

First listed

Sep 20, 2026

Last publish date

Oct 14, 2026

PURPOSE

What you can do with Office Outlook MCP Server

Office Outlook MCP Server is a Model Context Protocol (MCP) server published by chrischall. It ranks #5,342 of 144,396 active servers on MCP Toplist. Office Outlook MCP Server is listed on Official MCP, with 18 tracked versions. It was first listed on Sep 20, 2026 and most recently updated on Oct 14, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Office Outlook MCP Server can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Office Outlook MCP Server

DeclaredNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

OUTLOOK_ACCESS_TOKEN · optional
OUTLOOK_DISABLE_FETCHPROXY · optional
OUTLOOK_API_BASE · optional
OUTLOOK_WS_PORT · optional
OUTLOOK_CAPTURE_TIMEOUT · optional
OUTLOOK_TOKEN_CACHE · optional
OUTLOOK_TOKEN_FILE · optional
FETCHPROXY_WS_HOST · optional
FETCHPROXY_IDENTITY_DIR · optional
MCP_CONFIRM_MODE · optional
MCP_CONFIRM_ELICITATION · optional
MCP_CONFIRM_TTL_SECONDS · optional
MCP_CONFIRM_SECRET · optional

INSTALLATION AND FIRST TASK

Connect Office Outlook MCP Server and confirm it works

npm package

claude mcp add office-outlook-mcp -e "OUTLOOK_ACCESS_TOKEN=<your OUTLOOK_ACCESS_TOKEN>" -e "OUTLOOK_DISABLE_FETCHPROXY=<your OUTLOOK_DISABLE_FETCHPROXY>" -e "OUTLOOK_API_BASE=<your OUTLOOK_API_BASE>" -e "OUTLOOK_WS_PORT=<your OUTLOOK_WS_PORT>" -e "OUTLOOK_CAPTURE_TIMEOUT=<your OUTLOOK_CAPTURE_TIMEOUT>" -e "OUTLOOK_TOKEN_CACHE=<your OUTLOOK_TOKEN_CACHE>" -e "OUTLOOK_TOKEN_FILE=<your OUTLOOK_TOKEN_FILE>" -e "FETCHPROXY_WS_HOST=<your FETCHPROXY_WS_HOST>" -e "FETCHPROXY_IDENTITY_DIR=<your FETCHPROXY_IDENTITY_DIR>" -e "MCP_CONFIRM_MODE=<your MCP_CONFIRM_MODE>" -e "MCP_CONFIRM_ELICITATION=<your MCP_CONFIRM_ELICITATION>" -e "MCP_CONFIRM_TTL_SECONDS=<your MCP_CONFIRM_TTL_SECONDS>" -e "MCP_CONFIRM_SECRET=<your MCP_CONFIRM_SECRET>" -- npx -y @chrischall/office-outlook-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.office-outlook-mcp]
command = "npx"
args = ["-y", "@chrischall/office-outlook-mcp"]

[mcp_servers.office-outlook-mcp.env]
OUTLOOK_ACCESS_TOKEN = "<your OUTLOOK_ACCESS_TOKEN>"
OUTLOOK_DISABLE_FETCHPROXY = "<your OUTLOOK_DISABLE_FETCHPROXY>"
OUTLOOK_API_BASE = "<your OUTLOOK_API_BASE>"
OUTLOOK_WS_PORT = "<your OUTLOOK_WS_PORT>"
OUTLOOK_CAPTURE_TIMEOUT = "<your OUTLOOK_CAPTURE_TIMEOUT>"
OUTLOOK_TOKEN_CACHE = "<your OUTLOOK_TOKEN_CACHE>"
OUTLOOK_TOKEN_FILE = "<your OUTLOOK_TOKEN_FILE>"
FETCHPROXY_WS_HOST = "<your FETCHPROXY_WS_HOST>"
FETCHPROXY_IDENTITY_DIR = "<your FETCHPROXY_IDENTITY_DIR>"
MCP_CONFIRM_MODE = "<your MCP_CONFIRM_MODE>"
MCP_CONFIRM_ELICITATION = "<your MCP_CONFIRM_ELICITATION>"
MCP_CONFIRM_TTL_SECONDS = "<your MCP_CONFIRM_TTL_SECONDS>"
MCP_CONFIRM_SECRET = "<your MCP_CONFIRM_SECRET>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "office-outlook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/office-outlook-mcp"
      ],
      "env": {
        "OUTLOOK_ACCESS_TOKEN": "<your OUTLOOK_ACCESS_TOKEN>",
        "OUTLOOK_DISABLE_FETCHPROXY": "<your OUTLOOK_DISABLE_FETCHPROXY>",
        "OUTLOOK_API_BASE": "<your OUTLOOK_API_BASE>",
        "OUTLOOK_WS_PORT": "<your OUTLOOK_WS_PORT>",
        "OUTLOOK_CAPTURE_TIMEOUT": "<your OUTLOOK_CAPTURE_TIMEOUT>",
        "OUTLOOK_TOKEN_CACHE": "<your OUTLOOK_TOKEN_CACHE>",
        "OUTLOOK_TOKEN_FILE": "<your OUTLOOK_TOKEN_FILE>",
        "FETCHPROXY_WS_HOST": "<your FETCHPROXY_WS_HOST>",
        "FETCHPROXY_IDENTITY_DIR": "<your FETCHPROXY_IDENTITY_DIR>",
        "MCP_CONFIRM_MODE": "<your MCP_CONFIRM_MODE>",
        "MCP_CONFIRM_ELICITATION": "<your MCP_CONFIRM_ELICITATION>",
        "MCP_CONFIRM_TTL_SECONDS": "<your MCP_CONFIRM_TTL_SECONDS>",
        "MCP_CONFIRM_SECRET": "<your MCP_CONFIRM_SECRET>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "office-outlook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/office-outlook-mcp"
      ],
      "env": {
        "OUTLOOK_ACCESS_TOKEN": "<your OUTLOOK_ACCESS_TOKEN>",
        "OUTLOOK_DISABLE_FETCHPROXY": "<your OUTLOOK_DISABLE_FETCHPROXY>",
        "OUTLOOK_API_BASE": "<your OUTLOOK_API_BASE>",
        "OUTLOOK_WS_PORT": "<your OUTLOOK_WS_PORT>",
        "OUTLOOK_CAPTURE_TIMEOUT": "<your OUTLOOK_CAPTURE_TIMEOUT>",
        "OUTLOOK_TOKEN_CACHE": "<your OUTLOOK_TOKEN_CACHE>",
        "OUTLOOK_TOKEN_FILE": "<your OUTLOOK_TOKEN_FILE>",
        "FETCHPROXY_WS_HOST": "<your FETCHPROXY_WS_HOST>",
        "FETCHPROXY_IDENTITY_DIR": "<your FETCHPROXY_IDENTITY_DIR>",
        "MCP_CONFIRM_MODE": "<your MCP_CONFIRM_MODE>",
        "MCP_CONFIRM_ELICITATION": "<your MCP_CONFIRM_ELICITATION>",
        "MCP_CONFIRM_TTL_SECONDS": "<your MCP_CONFIRM_TTL_SECONDS>",
        "MCP_CONFIRM_SECRET": "<your MCP_CONFIRM_SECRET>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "office-outlook-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/office-outlook-mcp"
      ],
      "env": {
        "OUTLOOK_ACCESS_TOKEN": "<your OUTLOOK_ACCESS_TOKEN>",
        "OUTLOOK_DISABLE_FETCHPROXY": "<your OUTLOOK_DISABLE_FETCHPROXY>",
        "OUTLOOK_API_BASE": "<your OUTLOOK_API_BASE>",
        "OUTLOOK_WS_PORT": "<your OUTLOOK_WS_PORT>",
        "OUTLOOK_CAPTURE_TIMEOUT": "<your OUTLOOK_CAPTURE_TIMEOUT>",
        "OUTLOOK_TOKEN_CACHE": "<your OUTLOOK_TOKEN_CACHE>",
        "OUTLOOK_TOKEN_FILE": "<your OUTLOOK_TOKEN_FILE>",
        "FETCHPROXY_WS_HOST": "<your FETCHPROXY_WS_HOST>",
        "FETCHPROXY_IDENTITY_DIR": "<your FETCHPROXY_IDENTITY_DIR>",
        "MCP_CONFIRM_MODE": "<your MCP_CONFIRM_MODE>",
        "MCP_CONFIRM_ELICITATION": "<your MCP_CONFIRM_ELICITATION>",
        "MCP_CONFIRM_TTL_SECONDS": "<your MCP_CONFIRM_TTL_SECONDS>",
        "MCP_CONFIRM_SECRET": "<your MCP_CONFIRM_SECRET>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "office-outlook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/office-outlook-mcp"
      ],
      "env": {
        "OUTLOOK_ACCESS_TOKEN": "<your OUTLOOK_ACCESS_TOKEN>",
        "OUTLOOK_DISABLE_FETCHPROXY": "<your OUTLOOK_DISABLE_FETCHPROXY>",
        "OUTLOOK_API_BASE": "<your OUTLOOK_API_BASE>",
        "OUTLOOK_WS_PORT": "<your OUTLOOK_WS_PORT>",
        "OUTLOOK_CAPTURE_TIMEOUT": "<your OUTLOOK_CAPTURE_TIMEOUT>",
        "OUTLOOK_TOKEN_CACHE": "<your OUTLOOK_TOKEN_CACHE>",
        "OUTLOOK_TOKEN_FILE": "<your OUTLOOK_TOKEN_FILE>",
        "FETCHPROXY_WS_HOST": "<your FETCHPROXY_WS_HOST>",
        "FETCHPROXY_IDENTITY_DIR": "<your FETCHPROXY_IDENTITY_DIR>",
        "MCP_CONFIRM_MODE": "<your MCP_CONFIRM_MODE>",
        "MCP_CONFIRM_ELICITATION": "<your MCP_CONFIRM_ELICITATION>",
        "MCP_CONFIRM_TTL_SECONDS": "<your MCP_CONFIRM_TTL_SECONDS>",
        "MCP_CONFIRM_SECRET": "<your MCP_CONFIRM_SECRET>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "office-outlook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/office-outlook-mcp"
      ],
      "env": {
        "OUTLOOK_ACCESS_TOKEN": "<your OUTLOOK_ACCESS_TOKEN>",
        "OUTLOOK_DISABLE_FETCHPROXY": "<your OUTLOOK_DISABLE_FETCHPROXY>",
        "OUTLOOK_API_BASE": "<your OUTLOOK_API_BASE>",
        "OUTLOOK_WS_PORT": "<your OUTLOOK_WS_PORT>",
        "OUTLOOK_CAPTURE_TIMEOUT": "<your OUTLOOK_CAPTURE_TIMEOUT>",
        "OUTLOOK_TOKEN_CACHE": "<your OUTLOOK_TOKEN_CACHE>",
        "OUTLOOK_TOKEN_FILE": "<your OUTLOOK_TOKEN_FILE>",
        "FETCHPROXY_WS_HOST": "<your FETCHPROXY_WS_HOST>",
        "FETCHPROXY_IDENTITY_DIR": "<your FETCHPROXY_IDENTITY_DIR>",
        "MCP_CONFIRM_MODE": "<your MCP_CONFIRM_MODE>",
        "MCP_CONFIRM_ELICITATION": "<your MCP_CONFIRM_ELICITATION>",
        "MCP_CONFIRM_TTL_SECONDS": "<your MCP_CONFIRM_TTL_SECONDS>",
        "MCP_CONFIRM_SECRET": "<your MCP_CONFIRM_SECRET>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by chrischall

View all chrischall servers →

No task-specific alternatives are catalogued for Office Outlook MCP Serveryet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Sep 20, 2026
Latest version published: Oct 14, 2026
Version history: 18 versions tracked (below)
Requirements evidence: Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 14, 2026

Registry sightings

Official MCP ↗listed since Sep 21, 2026 · still listed

Do you maintain Office Outlook MCP Server? to correct or enrich this profile.

VERSIONS

Available versions (18)

Version	Published
0.6.0	Oct 14, 2026
0.5.2	Oct 11, 2026
0.5.1	Oct 11, 2026
0.5.0	Oct 10, 2026
0.4.1	Oct 9, 2026
0.4.0	Oct 8, 2026
0.3.5	Oct 7, 2026
0.3.4	Oct 5, 2026
0.3.3	Oct 3, 2026
0.3.2	Sep 28, 2026
0.3.1	Sep 25, 2026
0.3.0	Sep 24, 2026
0.2.0	Sep 23, 2026
0.1.5	Sep 23, 2026
0.1.4	Sep 21, 2026
0.1.3	Sep 21, 2026
0.1.2	Sep 21, 2026
0.1.1	Sep 20, 2026

STANDING

#5,342of 144,396 active serversTop 5%

Ranks ahead of 139,054 of 144,396 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.chrischall%2Foffice-outlook-mcp.svg)](https://mcptoplist.com/server/io.github.chrischall%2Foffice-outlook-mcp)

HTML

<a href="https://mcptoplist.com/server/io.github.chrischall%2Foffice-outlook-mcp"><img src="https://mcptoplist.com/badge/io.github.chrischall%2Foffice-outlook-mcp.svg" alt="MCP Toplist: Top 5% of 144,396" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains Office Outlook MCP Server?: Office Outlook MCP Server is maintained by chrischall, which publishes 78 MCP servers (2107 total versions) tracked on MCP Toplist.
Is Office Outlook MCP Server listed on the Official MCP Registry?: Yes — Office Outlook MCP Server is listed on the Official MCP Registry.
How many versions does Office Outlook MCP Server have?: MCP Toplist tracks 18 versions of Office Outlook MCP Server, most recently published on Oct 14, 2026.
Where can I find the source code for Office Outlook MCP Server?: The source code for Office Outlook MCP Server is hosted at github.com/chrischall/office-outlook-mcp.

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