Outlook MCP Server

Connects Claude to Microsoft Outlook through the Microsoft Graph API, enabling email management (list, search, read, send) and calendar operations (list, create, accept, decline, delete events) via OAuth 2.0 authentication.

→ peacockery-studio/outlook-mcp · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 2 credentials: MS_CLIENT_SECRET, OUTLOOK_CLIENT_SECRET

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configMS_CLIENT_ID— 7. Copy the Application (client) ID → this is your

🔐 secretMS_CLIENT_SECRET— your-client-secret-VALUE-here

configMS_REDIRECT_URI

configMS_SCOPES

configMS_TENANT_ID— 8. Copy the Directory (tenant) ID from the Overview page → this is your

configMS_TOKEN_ENDPOINT

configOUTLOOK_CLIENT_ID— "": "your-client-id-here",

🔐 secretOUTLOOK_CLIENT_SECRET— "": "your-client-secret-here"

configOUTLOOK_TENANT_ID— "": "your-tenant-id-here",

configUSE_TEST_MODE— "": "false",

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/peacockery-studio-outlook-mcp-1l5v3k)](https://m8ven.ai/mcp/peacockery-studio-outlook-mcp-1l5v3k)

commit: 67a54a803c77b92597c52733390d3c6c249bb4f2

code hash: ffa3c5d46a981fb1714bb94e3d784cd2e4d32863b765ffab2b949f2e4662ee0f

verified: 6/18/2026, 11:19:12 AM

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