Side-by-Side Model Context Protocol Comparison
Outlook vs Outlook Contacts
In-depth architectural comparison of the Outlook and Outlook Contacts MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Outlook
Communication · Local stdio
Quality: 27/100 (Emerging) | Auth: No auth required
Outlook Contacts
Communication · Remote HTTP/SSE
Quality: 48/100 (Fair) | Auth: No auth required
Verdict Summary: Choose Outlook if you need specialized Communication tools running via a local process. Choose Outlook Contacts if your workspace requires Communication integration with remote web transport. Both servers can be configured concurrently in your client's
mcpServers manifest.Which MCP Server Should You Choose?
O
Choose Outlook when:
- You need dedicated capabilities in the Communication domain.
- You prefer local stdio subprocess transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
O
Choose Outlook Contacts when:
- You need dedicated capabilities in the Communication domain.
- You prefer remote streaming HTTP/SSE transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: outlook_list_contacts, outlook_get_contact, outlook_search_people.
Feature & Specification Comparison
Tools & Capabilities Breakdown
Outlook Tools (0)
No explicit tool names declared in metadata yet. Check project README on main listing page.
Outlook Contacts Tools (4)
outlook_list_contacts
List contacts from an Outlook / Microsoft 365 address book. Returns compact contact records (name, email addresses, phone numbers, company, job title). Supports keyword search across the contact fields. Use to browse a user's saved Outlook / Microsoft 365 contacts.
outlook_get_contact
Get the full details of a single Outlook / Microsoft 365 contact by its ID, including display name, all email addresses, business and mobile phone numbers, home address, company name, job title, and department. Use after outlook_list_contacts to read a contact from the address book in full.
outlook_search_people
Search the people most relevant to the signed-in Outlook / Microsoft 365 user — colleagues, frequent email contacts, and people in their organization — ranked by relevance. Returns matching people with name, email addresses, job title, and company. Use to find a coworker or frequent contact by name…
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Outlook Configuration
Outlook Contacts Configuration