OWA Exchange MCP Server vs Google Calendar MCP
A side-by-side look at the OWA Exchange MCP Server and Google Calendar MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose OWA Exchange MCP Server for workplace & productivity work as a local process; choose Google Calendar MCP for workplace & productivity as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose OWA Exchange MCP Server when
- You need dedicated capabilities in the Workplace & Productivity domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
EXCHANGE_OWA_URL, EXCHANGE_COOKIE_FILE. - You want tools like
get_emails, get_email, send_email.
Choose Google Calendar MCP when
- You need dedicated capabilities in the Workplace & Productivity domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: OAuth 2.0.
- You have the keys it needs:
GOOGLE_CLIENT_ID, GOOGLE_CLIENT_SECRET, GOOGLE_REDIRECT_URI. - You want tools like
event, start, end.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Workplace & Productivity | Workplace & Productivity |
| Quality signal | 49/100 · Fair | 57/100 · Good |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | OAuth 2.0 |
| Pricing | Not declared | Free |
| Required env vars | EXCHANGE_OWA_URLEXCHANGE_COOKIE_FILE | GOOGLE_CLIENT_IDGOOGLE_CLIENT_SECRETGOOGLE_REDIRECT_URI |
| Verified owner | Community listing | Community listing |
| GitHub stars | 10 | 59 |
| Directory activity | 2 views 0 installs 0 upvotes | 3 views 0 installs 0 upvotes |
| Tools | 30 | 3 |
| Full listing | View OWA Exchange MCP Server | View Google Calendar MCP |
Tools & capabilities
OWA Exchange MCP Server tools 30
get_emailsList emails from a folder with filteringget_emailGet full email content by IDsend_emailSend a new emailreply_emailReply to an emailforward_emailForward an emaildelete_emailDelete an emailmove_emailMove email to another foldermark_email_readMark email as read/unreaddownload_attachmentsDownload file attachments from an emailget_email_linksExtract hyperlinks from an email bodyget_calendar_eventsGet events in a date range (supports recurring expansion)create_meetingCreate a meeting with attendees- +18 more on the listing page
Google Calendar MCP tools 3
eventEvent details object containing:startStart time object with:endEnd time object (same format as start)
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
OWA Exchange MCP Server
{
"mcpServers": {
"owa-exchange-mcp-server": {
"command": "uvx",
"args": [
"exchange-mcp-server"
],
"env": {
"EXCHANGE_OWA_URL": "YOUR_EXCHANGE_OWA_URL_HERE",
"EXCHANGE_COOKIE_FILE": "YOUR_EXCHANGE_COOKIE_FILE_HERE"
}
}
}
}
Google Calendar MCP
{
"mcpServers": {
"takumi0706-google-calendar-mcp": {
"command": "npx",
"args": [
"-y",
"@takumi0706/google-calendar-mcp@2.0.0"
],
"env": {
"GOOGLE_CLIENT_ID": "YOUR_GOOGLE_CLIENT_ID_HERE",
"GOOGLE_CLIENT_SECRET": "YOUR_GOOGLE_CLIENT_SECRET_HERE",
"GOOGLE_REDIRECT_URI": "YOUR_GOOGLE_REDIRECT_URI_HERE"
}
}
}
}
Frequently asked questions
OWA Exchange MCP Server is categorized under Workplace & Productivity and uses a local stdio subprocess. Google Calendar MCP belongs to Workplace & Productivity and uses a local stdio subprocess. Pick OWA Exchange MCP Server for workplace & productivity work and Google Calendar MCP for workplace & productivity.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
OWA Exchange MCP Server has no declared pricing — check the project's own site. Google Calendar MCP is listed as free. Auth: oauth 2.0. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add owa-exchange-mcp-server and takumi0706-google-calendar-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, OWA Exchange MCP Server has a quality signal of 49/100 (Fair) with 2 views, 0 installs and 10 GitHub stars. Google Calendar MCP has 57/100 (Good) with 3 views, 0 installs and 59 GitHub stars.