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mcp-dice: A MCP Server for Rolling Dice

@yamaton

Basic information

Category

Other

License

MIT

Transports

stdio

Author

yamaton

About mcp-dice: A MCP Server for Rolling Dice

A MCP server enabling LLMs to roll dice

mcp-dice: A MCP Server for Rolling Dice config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcp-dice": {
      "command": "uvx",
      "args": [
        "mcp-dice"
      ]
    }
  }
}

mcp-dice: A MCP Server for Rolling Dice tools

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Overview

What is mcp-dice?

A Model Context Protocol (MCP) server that enables Large Language Models (LLMs) to roll dice. It accepts standard dice notation (e.g., 1d20) and returns both individual rolls and their sum.

How to use mcp-dice?

Install via Smithery with npx @smithery/cli install mcp-dice --client claude or run directly with uvx mcp-dice. The server expects a JSON object with a notation field (e.g., {"notation": "2d6+3"}). For Claude Desktop, add a configuration entry with command uvx and args ["mcp-dice"] in claude_desktop_config.json.

Key features of mcp-dice

  • Supports standard dice notation (e.g., 1d20, 3d6)
  • Returns individual rolls and total sum
  • Handles modifiers (e.g., 2d8+1)
  • Easy integration with Claude Desktop
  • Compatible with MCP Inspector for debugging

Use cases of mcp-dice

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Frequently asked questions

1

How do I install mcp-dice?

Install via Smithery using `npx @smithery/cli install mcp-dice --client claude`, or run directly with `uvx mcp-dice` (requires `uv` to be available).

2

What dice notation does mcp-dice support?

It supports standard dice notation such as `1d20`, `3d6`, and `2d8+1`.

3

How do I configure mcp-dice with Claude Desktop?

Add an entry to `claude_desktop_config.json` (macOS: `~/Library/Application Support/Claude/`, Windows: `%APPDATA%/Claude/`) with command `uvx` and args `["mcp-dice"]`.

4

What is the output format?

Returns a JSON object containing `rolls` (array), `sum`, `modifier`, `total`, `notation`, and `timestamp`.

5

Can I use mcp-dice for debugging?

Yes, it is compatible with MCP Inspector. Run `npx @modelcontextprotocol/inspector uvx mcp-dice` to inspect and debug the server.

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