Microsoft 365 Admin MCP Server

A Model Context Protocol (MCP) server for Microsoft 365 administration via Graph API application permissions (client credentials). Its 40 documented tools cover user, report, security, attack. It runs locally over stdio via the published package.

People connecting security tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-08-24 · ★ 11 · #34 OF 182 MAINTAINED SECURITY · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Microsoft 365 Admin

before you install - you'll need

Set MS365_ADMIN_MCP_CLIENT_ID, MS365_ADMIN_MCP_CLIENT_SECRET, MS365_ADMIN_MCP_TENANT_ID before connecting.

Claude Code

claude mcp add okapi-ca-ms-365-admin-mcp-server -- npx -y @okapi-ca/ms-365-admin-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "okapi-ca-ms-365-admin-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@okapi-ca/ms-365-admin-mcp-server"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package @okapi-ca/ms-365-admin-mcp-server - published under the repo owner's npm scope (@okapi-ca)

registry namespace io.github.okapi-ca is GitHub-verified and matches the repo owner

03 · What Microsoft 365 Admin can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

An agent gets 40 documented tools spanning user, report, security, attack, including list-security-alerts, get-security-alert, update-security-alert, list-security-incidents.

Capability map

Tools grouped from the project's README - what Microsoft 365 Admin lets an agent do.

read & search

14 tools - e.g. GET; GET; GET

list-directory-audits · list-sign-ins · list-provisioning-logs · get-teams-activity-report · get-email-activity-report · get-sharepoint-usage-report…

User

8 tools - e.g. GET; GET; GET

get-user · list-user-memberships · list-user-auth-methods · list-user-devices · create-user · delete-user…

Security

6 tools - e.g. GET; GET; PATCH

list-security-alerts · get-security-alert · update-security-alert · list-security-incidents · get-security-incident · update-security-incident

Attack

5 tools - e.g. GET; GET; POST

list-attack-simulations · get-attack-simulation · create-attack-simulation · update-attack-simulation · delete-attack-simulation

Service

3 tools - e.g. GET; GET; GET

list-service-health · list-service-issues · list-service-messages

Deleted

2 tools - e.g. GET; GET

list-deleted-users · list-deleted-groups

Active

2 tools - e.g. GET; GET

get-active-users-report · get-active-user-counts-report

Latest releases

v0.15.1 · 2026-07-31

See CHANGELOG.md for release notes.

v0.15.0 · 2026-07-31

See CHANGELOG.md for release notes.

v0.14.0 · 2026-05-26

See CHANGELOG.md for release notes.

04 · Who maintains Microsoft 365 Admin

Microsoft 365 Admin is maintained by okapi-ca. It's the only MCP server we track from this author; the repo dates to Apr 2026.

05 · Facts

repository: github.com/okapi-ca/ms-365-admin-mcp-server
website: https://github.com/okapi-ca/ms-365-admin-mcp-server
category: security - ranked #34 of 182 actively-maintained security servers as of 2026-08-25.
release cadence: 2 releases in the last 90 days (latest 2026-07-31)
registry: io.github.okapi-ca/ms-365-admin (active, first published 2026-05-21)
packages: npm:@okapi-ca/ms-365-admin-mcp-server

06 · Microsoft 365 Admin FAQ

Is Microsoft 365 Admin still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-24 and it shipped 2 releases in the last 90 days. We re-verify nightly.

What can Microsoft 365 Admin do?

An agent gets 40 documented tools spanning user, report, security, attack, including list-security-alerts, get-security-alert, update-security-alert, list-security-incidents.

How do I install Microsoft 365 Admin?

Run `npx -y @okapi-ca/ms-365-admin-mcp-server`. The README documents 3 environment variables (MS365_ADMIN_MCP_CLIENT_ID, MS365_ADMIN_MCP_CLIENT_SECRET, MS365_ADMIN_MCP_TENANT_ID) to set first. Set MS365_ADMIN_MCP_CLIENT_ID, MS365_ADMIN_MCP_CLIENT_SECRET, MS365_ADMIN_MCP_TENANT_ID before connecting. You can also paste the ready-made client config above.

Does Microsoft 365 Admin run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Microsoft 365 Admin

Alternatives to Microsoft 365 Admin

Maintained security servers if Microsoft 365 Admin isn't the fit.

Pairs well with

Servers that cover what Microsoft 365 Admin doesn't - only shown when the pairing reason fits the companion.

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