SERVER

Microsoft365 MCP Server

Rank #9,673

io.github.sapientsai/microsoft365-mcp-server

Microsoft 365 via Graph — mail, calendar, contacts, files, Teams, Planner, OneNote, To Do.

6 versions

1 GitHub stars

by sapientsai (6 servers)View repository ↗

First listed

Oct 17, 2026

Last publish date

Oct 30, 2026

PURPOSE

What you can do with Microsoft365 MCP Server

Microsoft365 MCP Server is a Model Context Protocol (MCP) server published by sapientsai. It ranks #9,673 of 164,500 active servers on MCP Toplist, and its repository has 1 GitHub stars. Microsoft365 MCP Server is listed on Official MCP, with 6 tracked versions. It was first listed on Oct 17, 2026 and most recently updated on Oct 30, 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 Microsoft365 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 Microsoft365 MCP Server

DeclaredAPI keyCredentials declared

The registry listing declares required configuration before first use — typically an API key, token or connection string set via environment variables.

Declared by the Official MCP Registry, last synced Oct 31, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

MS365_CLIENT_ID · required
MS365_TENANT_ID · optional
MS365_CLIENT_SECRET · optional
MS365_CERT_PATH · optional
MS365_CERT_PASSWORD · optional
MS365_ACCESS_TOKEN · optional
MS365_AUTH_MODE · optional
MS365_OAUTH_BASE_URL · optional
MS365_READ_ONLY · optional
MS365_ENABLED_TOOLS · optional
MS365_PRESETS · optional
MS365_ORG_MODE · optional
TRANSPORT_TYPE · optional

INSTALLATION AND FIRST TASK

Connect Microsoft365 MCP Server and confirm it works

npm package

claude mcp add microsoft365-mcp-server -e "MS365_CLIENT_ID=<your MS365_CLIENT_ID>" -e "MS365_TENANT_ID=<your MS365_TENANT_ID>" -e "MS365_CLIENT_SECRET=<your MS365_CLIENT_SECRET>" -e "MS365_CERT_PATH=<your MS365_CERT_PATH>" -e "MS365_CERT_PASSWORD=<your MS365_CERT_PASSWORD>" -e "MS365_ACCESS_TOKEN=<your MS365_ACCESS_TOKEN>" -e "MS365_AUTH_MODE=<your MS365_AUTH_MODE>" -e "MS365_OAUTH_BASE_URL=<your MS365_OAUTH_BASE_URL>" -e "MS365_READ_ONLY=<your MS365_READ_ONLY>" -e "MS365_ENABLED_TOOLS=<your MS365_ENABLED_TOOLS>" -e "MS365_PRESETS=<your MS365_PRESETS>" -e "MS365_ORG_MODE=<your MS365_ORG_MODE>" -e "TRANSPORT_TYPE=<your TRANSPORT_TYPE>" -- npx -y microsoft365-mcp-server

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.microsoft365-mcp-server]
command = "npx"
args = ["-y", "microsoft365-mcp-server"]

[mcp_servers.microsoft365-mcp-server.env]
MS365_CLIENT_ID = "<your MS365_CLIENT_ID>"
MS365_TENANT_ID = "<your MS365_TENANT_ID>"
MS365_CLIENT_SECRET = "<your MS365_CLIENT_SECRET>"
MS365_CERT_PATH = "<your MS365_CERT_PATH>"
MS365_CERT_PASSWORD = "<your MS365_CERT_PASSWORD>"
MS365_ACCESS_TOKEN = "<your MS365_ACCESS_TOKEN>"
MS365_AUTH_MODE = "<your MS365_AUTH_MODE>"
MS365_OAUTH_BASE_URL = "<your MS365_OAUTH_BASE_URL>"
MS365_READ_ONLY = "<your MS365_READ_ONLY>"
MS365_ENABLED_TOOLS = "<your MS365_ENABLED_TOOLS>"
MS365_PRESETS = "<your MS365_PRESETS>"
MS365_ORG_MODE = "<your MS365_ORG_MODE>"
TRANSPORT_TYPE = "<your TRANSPORT_TYPE>"

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

npm package

{
  "mcpServers": {
    "microsoft365-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_TENANT_ID": "<your MS365_TENANT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PATH": "<your MS365_CERT_PATH>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>",
        "MS365_AUTH_MODE": "<your MS365_AUTH_MODE>",
        "MS365_OAUTH_BASE_URL": "<your MS365_OAUTH_BASE_URL>",
        "MS365_READ_ONLY": "<your MS365_READ_ONLY>",
        "MS365_ENABLED_TOOLS": "<your MS365_ENABLED_TOOLS>",
        "MS365_PRESETS": "<your MS365_PRESETS>",
        "MS365_ORG_MODE": "<your MS365_ORG_MODE>",
        "TRANSPORT_TYPE": "<your TRANSPORT_TYPE>"
      }
    }
  }
}

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

npm package

{
  "mcpServers": {
    "microsoft365-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_TENANT_ID": "<your MS365_TENANT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PATH": "<your MS365_CERT_PATH>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>",
        "MS365_AUTH_MODE": "<your MS365_AUTH_MODE>",
        "MS365_OAUTH_BASE_URL": "<your MS365_OAUTH_BASE_URL>",
        "MS365_READ_ONLY": "<your MS365_READ_ONLY>",
        "MS365_ENABLED_TOOLS": "<your MS365_ENABLED_TOOLS>",
        "MS365_PRESETS": "<your MS365_PRESETS>",
        "MS365_ORG_MODE": "<your MS365_ORG_MODE>",
        "TRANSPORT_TYPE": "<your TRANSPORT_TYPE>"
      }
    }
  }
}

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

npm package

{
  "servers": {
    "microsoft365-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_TENANT_ID": "<your MS365_TENANT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PATH": "<your MS365_CERT_PATH>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>",
        "MS365_AUTH_MODE": "<your MS365_AUTH_MODE>",
        "MS365_OAUTH_BASE_URL": "<your MS365_OAUTH_BASE_URL>",
        "MS365_READ_ONLY": "<your MS365_READ_ONLY>",
        "MS365_ENABLED_TOOLS": "<your MS365_ENABLED_TOOLS>",
        "MS365_PRESETS": "<your MS365_PRESETS>",
        "MS365_ORG_MODE": "<your MS365_ORG_MODE>",
        "TRANSPORT_TYPE": "<your TRANSPORT_TYPE>"
      }
    }
  }
}

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

npm package

{
  "mcpServers": {
    "microsoft365-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_TENANT_ID": "<your MS365_TENANT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PATH": "<your MS365_CERT_PATH>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>",
        "MS365_AUTH_MODE": "<your MS365_AUTH_MODE>",
        "MS365_OAUTH_BASE_URL": "<your MS365_OAUTH_BASE_URL>",
        "MS365_READ_ONLY": "<your MS365_READ_ONLY>",
        "MS365_ENABLED_TOOLS": "<your MS365_ENABLED_TOOLS>",
        "MS365_PRESETS": "<your MS365_PRESETS>",
        "MS365_ORG_MODE": "<your MS365_ORG_MODE>",
        "TRANSPORT_TYPE": "<your TRANSPORT_TYPE>"
      }
    }
  }
}

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

npm package

{
  "mcpServers": {
    "microsoft365-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "microsoft365-mcp-server"
      ],
      "env": {
        "MS365_CLIENT_ID": "<your MS365_CLIENT_ID>",
        "MS365_TENANT_ID": "<your MS365_TENANT_ID>",
        "MS365_CLIENT_SECRET": "<your MS365_CLIENT_SECRET>",
        "MS365_CERT_PATH": "<your MS365_CERT_PATH>",
        "MS365_CERT_PASSWORD": "<your MS365_CERT_PASSWORD>",
        "MS365_ACCESS_TOKEN": "<your MS365_ACCESS_TOKEN>",
        "MS365_AUTH_MODE": "<your MS365_AUTH_MODE>",
        "MS365_OAUTH_BASE_URL": "<your MS365_OAUTH_BASE_URL>",
        "MS365_READ_ONLY": "<your MS365_READ_ONLY>",
        "MS365_ENABLED_TOOLS": "<your MS365_ENABLED_TOOLS>",
        "MS365_PRESETS": "<your MS365_PRESETS>",
        "MS365_ORG_MODE": "<your MS365_ORG_MODE>",
        "TRANSPORT_TYPE": "<your TRANSPORT_TYPE>"
      }
    }
  }
}

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 sapientsai

View all sapientsai servers →

No task-specific alternatives are catalogued for Microsoft365 MCP Serveryet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Oct 17, 2026
Latest version published: Oct 30, 2026
Version history: 6 versions tracked (below)
Requirements evidence: Declared by the Official MCP Registry, last synced Oct 31, 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 30, 2026

Registry sightings

Official MCP ↗listed since Oct 25, 2026 · still listed

Do you maintain Microsoft365 MCP Server? to correct or enrich this profile.

VERSIONS

Available versions (6)

Version	Published
1.2.21	Oct 30, 2026
1.2.20	Oct 29, 2026
1.2.19	Oct 28, 2026
1.2.18	Oct 28, 2026
1.2.17	Oct 24, 2026
1.2.16	Oct 24, 2026

STANDING

#9,673of 164,500 active serversTop 10%

Ranks ahead of 154,827 of 164,500 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.sapientsai%2Fmicrosoft365-mcp-server.svg)](https://mcptoplist.com/server/io.github.sapientsai%2Fmicrosoft365-mcp-server)

HTML

<a href="https://mcptoplist.com/server/io.github.sapientsai%2Fmicrosoft365-mcp-server"><img src="https://mcptoplist.com/badge/io.github.sapientsai%2Fmicrosoft365-mcp-server.svg" alt="MCP Toplist: Top 10% of 164,500" /></a>

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

FAQ

Frequently asked questions

Who maintains Microsoft365 MCP Server?: Microsoft365 MCP Server is maintained by sapientsai, which publishes 6 MCP servers (26 total versions) tracked on MCP Toplist.
Is Microsoft365 MCP Server listed on the Official MCP Registry?: Yes — Microsoft365 MCP Server is listed on the Official MCP Registry.
How many versions does Microsoft365 MCP Server have?: MCP Toplist tracks 6 versions of Microsoft365 MCP Server, most recently published on Oct 30, 2026.
Where can I find the source code for Microsoft365 MCP Server?: The source code for Microsoft365 MCP Server is hosted at github.com/sapientsai/microsoft365-mcp-server.

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