NannyKeeper MCP

An official Model Context Protocol server provided by NannyKeeper that enables AI agents to calculate US household employer taxes, run payroll, and generate tax documents like W-2s and pay stubs for all 50 US states and DC.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Vendor evidenceLocal stdioSource reviewed; not executedOperated by NannyKeeper

You need:Free API key — email only, no credit card

Vendor documentation

What you can do with it

Calculate US household employer taxes
Run payroll for household employees
Generate W-2s and pay stubs

Source and maintenance

Vendor evidenceRegistry 1.20.0

mcp-registry: com.nannykeeper.www/mcp-server@1.20.0 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@nannykeeper/mcp-server 1.20.0

npm

@nannykeeper/mcp-server package definition

{
  "version": "1.20.0",
  "transport": "stdio",
  "identifier": "@nannykeeper/mcp-server",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "NANNYKEEPER_API_KEY",
      "format": "string",
      "isRequired": true,
      "description": "NannyKeeper API key. Get a free key at https://www.nannykeeper.com/developers/keys"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "nannykeeper-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nannykeeper/mcp-server@1.20.0"
      ],
      "env": {
        "NANNYKEEPER_API_KEY": "<YOUR_NANNYKEEPER_API_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "nannykeeper-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nannykeeper/mcp-server@1.20.0"
      ],
      "env": {
        "NANNYKEEPER_API_KEY": "<YOUR_NANNYKEEPER_API_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "nannykeeper-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@nannykeeper/mcp-server@1.20.0"
      ],
      "env": {
        "NANNYKEEPER_API_KEY": "<YOUR_NANNYKEEPER_API_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "nannykeeper-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@nannykeeper/mcp-server@1.20.0"
      ],
      "env": {
        "NANNYKEEPER_API_KEY": "<YOUR_NANNYKEEPER_API_KEY>"
      }
    }
  }
}

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