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pylos-mcp MCP Server
Email MCP server for Gmail, Outlook and any IMAP mailbox, hardened against prompt injection
Install
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"adamvass-pylos-mcp": {
"command": "npx",
"args": [
"-y",
"pylos-mcp@1.2.0"
],
"env": {
"EMAIL_USER": "",
"EMAIL_PASSWORD": "YOUR_EMAIL_PASSWORD",
"PROVIDER": "",
"IMAP_HOST": "",
"CAPABILITIES": "",
"MS_CLIENT_ID": "",
"MS_TENANT": ""
}
}
}
}
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Environment
| Name | Required | Notes |
|---|
| EMAIL_USER | Yes | Account login. |
| EMAIL_PASSWORD | No | App password. Either this or EMAIL_PASSWORD_CMD is required, except with PROVIDER=outlook, which signs in through the browser. Secret. |
| PROVIDER | No | One of gmail, outlook, icloud, yahoo, gmx, fastmail, mailbox.org, posteo. Fills in IMAP, SMTP and Sieve hosts and ports. |
| IMAP_HOST | No | IMAP hostname for self-hosted or unlisted providers. Overrides the preset. |
| CAPABILITIES | No | Comma-separated list of tiers beyond read, which is always included. Defaults to drafts. |
| MS_CLIENT_ID | No | With PROVIDER=outlook only. Application ID of an app registered in your organization's tenant. |
| MS_TENANT | No | With PROVIDER=outlook only. Tenant ID or domain, for a single-tenant MS_CLIENT_ID. |
Tools show up when the registry metadata or the repository README lists them. GitHub enrichment fills this in when a token is configured.
About
Email MCP server for Gmail, Outlook and any IMAP mailbox, hardened against prompt injection
FAQ
- What is pylos-mcp?
- Email MCP server for Gmail, Outlook and any IMAP mailbox, hardened against prompt injection
- How do I install pylos-mcp?
- Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.
- Is pylos-mcp official?
- No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.
- How is the trust score calculated?
- This listing scores 38 (Limited). The formula is published on the methodology page.
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