S

Steamstats MCP

A Steam game statistics MCP server based on Python and FastAPI, acting as an intermediary between MCP clients and the Steam Web API, providing structured access to game statistics and user information.
2 points
21

What is the SteamStats MCP Server?

This is a middleware service built on Python and FastAPI, serving as a bridge between MCP clients (such as Roo) and the Steam Web API. It provides structured access to Steam game statistics and user information through a standardized JSON - RPC interface.

How to use the SteamStats MCP Server?

You can configure an MCP client (such as Roo) to connect to a running service instance, and then send a compliant JSON - RPC request to the /message endpoint to obtain Steam data.

Use cases

Suitable for developer tools, data analysis platforms, or game community applications that need to integrate Steam game data, especially those scenarios that require structured access to Steam statistics.

Main features

Steam API proxyProvides standardized access to multiple Steam Web APIs, including player statistics, game details, and global data.
JSON - RPC interfaceReceives and processes requests in JSON - RPC format through the standardized /message endpoint.
Data validationUses Pydantic to strictly validate request parameters and response data.

Advantages and limitations

Advantages
Simplifies the complex calling process of the Steam API
Provides unified error handling and logging
Supports multiple Steam data query functions
Limitations
Requires a valid Steam API key to run
The current implementation is incomplete (as warned in the README)
Only supports JSON - RPC protocol interaction

How to use

Get an API key
Apply for an API key from the Steam developer website
Install dependencies
Use uv or pip to install the required Python packages
Configure environment variables
Set necessary environment variables such as STEAM_API_KEY
Start the service
Run the FastAPI application using Uvicorn
Connect the client
Configure an MCP client (such as Roo) to connect to the service endpoint

Usage examples

Query the number of online players in a gameGet the current number of online players for a specific Steam game
Get player achievementsQuery the achievement completion status of a specific player in a game

Frequently Asked Questions

Why can't the service start?
How to verify that the service is running normally?
Which Steam API functions are supported?

Related resources

Steam Web API documentation
Official Steam Web API documentation
FastAPI documentation
Documentation for the used Web framework
GitHub repository
Project source code
Installation
Copy the following command to your Client for configuration
Note: Your key is sensitive information, do not share it with anyone.
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