LocalFree

Cruncher MCP server

islobodan/cruncher-mcp

Scientific calculator MCP server with 43 tools: arithmetic, trig, stats, unit conversion.

1 GitHub stars
Source code

Install Cruncher in Claude Code

Claude Code
claude mcp add cruncher -- npx -y @slbdn/cruncher-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "cruncher": {
      "command": "npx",
      "args": [
        "-y",
        "@slbdn/cruncher-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Cruncher MCP server do?

Scientific calculator MCP server with 43 tools: arithmetic, trig, stats, unit conversion.

Is the Cruncher MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Cruncher run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Cruncher to Claude Code?

Run: claude mcp add cruncher -- npx -y @slbdn/cruncher-mcp

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