Eureka MCP Server: Install & Setup

Install Eureka in Claude Code

Claude Code

claude mcp add eureka -- npx -y @matematicsolutions/mcp-eureka

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "eureka": {
      "command": "npx",
      "args": [
        "-y",
        "@matematicsolutions/mcp-eureka"
      ]
    }
  }
}

Frequently asked questions

What does the Eureka MCP server do?

MCP server for Polish tax interpretations (KIS/MF) via EUREKA with citations.

Is the Eureka 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 Eureka run locally or remotely?

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

How do I add Eureka to Claude Code?

Run: claude mcp add eureka -- npx -y @matematicsolutions/mcp-eureka

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