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Wattscalc MCP Server

Developer ToolsModerate5.8MCP RegistryLocal
Free

Server data from the Official MCP Registry

Watts, volts, amps, kWh and electricity cost calculator tools for AI assistants.

About

Watts, volts, amps, kWh and electricity cost calculator tools for AI assistants.

Security Report

5.8
Moderate5.8Moderate Risk

The Watts Calculator is a local, stateless electrical math server with no network calls, no credentials, and no file, shell, or environment access, which matches its stated purpose. The only issues are minor code quality items: no guards against division by zero or non-finite results in the Ohm's-law and conversion tools, and an unrequested promotional link appended to every response. Supply chain analysis found 4 known vulnerabilities in dependencies (0 critical, 4 high severity).

3 files analyzed · 7 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-any1tan-wattscalc-mcp": {
      "args": [
        "-y",
        "wattscalc-mcp"
      ],
      "command": "npx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

Watts Calculator

Website: https://wattscalc.com — the free online version with full UI.

Watts, volts, amps, kWh and electricity cost calculator tools for AI assistants.

mcp-name: io.github.any1tan/wattscalc-mcp

Run

npx -y github:any1tan/wattscalc-mcp

Claude Desktop config: {"mcpServers":{"wattscalc-mcp":{"command":"npx","args":["-y","github:any1tan/wattscalc-mcp"]}}}

No API key, no network calls; all math runs locally. MIT.

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