Koskamo

Steam MCP Server

A community-built Model Context Protocol server for Steam that provides read-only access to store data, player profiles, libraries, and achievements. It supports keyless discovery of deals, tags, and compatibility info, while requiring a free Steam Web API key for personal account data like playtime and friends lists.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Steam MCP Server logo, by GrinvCommunity listingLocal stdioSource reviewed; not executedPublished by Grinv
You need:free Steam Web API key
Vendor documentation

What you can do with it

  • Search games and read store details, prices, reviews, and discounts without an API key
  • Retrieve player profiles, game libraries, and achievement statistics via the Steam Web API
  • Find games compatible with SteamOS, Deck, or Frame and check for discounts
  • List friends' owned games and compare playtime hours

Source and maintenance

Community listingRegistry 0.17.0
mcp-registry: io.github.Grinv/steam-games-mcp@0.17.0Source repositoryProject website
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

steam-games-mcp 0.17.0

npmnpx
steam-games-mcp package definition
{
  "version": "0.17.0",
  "transport": "stdio",
  "identifier": "steam-games-mcp",
  "runtimeHint": "npx",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "STEAM_API_KEY",
      "description": "Free Steam Web API key (optional). Unlocks player profile, library and achievement tools."
    },
    {
      "name": "STEAM_ID",
      "description": "Default player: 17-digit SteamID64 or vanity name (the part after /id/)."
    },
    {
      "name": "STEAM_COUNTRY",
      "default": "US",
      "description": "Two-letter ISO country code for store prices (e.g. US, GB, DE)."
    },
    {
      "name": "STEAM_LANGUAGE",
      "default": "english",
      "description": "Store language (e.g. english, russian, german)."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "steam-mcp-server-steam-games-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "steam-games-mcp@0.17.0"
      ],
      "env": {
        "STEAM_API_KEY": "<YOUR_STEAM_API_KEY>",
        "STEAM_ID": "<YOUR_STEAM_ID>",
        "STEAM_COUNTRY": "<YOUR_STEAM_COUNTRY>",
        "STEAM_LANGUAGE": "<YOUR_STEAM_LANGUAGE>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "steam-mcp-server-steam-games-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "steam-games-mcp@0.17.0"
      ],
      "env": {
        "STEAM_API_KEY": "<YOUR_STEAM_API_KEY>",
        "STEAM_ID": "<YOUR_STEAM_ID>",
        "STEAM_COUNTRY": "<YOUR_STEAM_COUNTRY>",
        "STEAM_LANGUAGE": "<YOUR_STEAM_LANGUAGE>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "steam-mcp-server-steam-games-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "steam-games-mcp@0.17.0"
      ],
      "env": {
        "STEAM_API_KEY": "<YOUR_STEAM_API_KEY>",
        "STEAM_ID": "<YOUR_STEAM_ID>",
        "STEAM_COUNTRY": "<YOUR_STEAM_COUNTRY>",
        "STEAM_LANGUAGE": "<YOUR_STEAM_LANGUAGE>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "steam-mcp-server-steam-games-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "steam-games-mcp@0.17.0"
      ],
      "env": {
        "STEAM_API_KEY": "<YOUR_STEAM_API_KEY>",
        "STEAM_ID": "<YOUR_STEAM_ID>",
        "STEAM_COUNTRY": "<YOUR_STEAM_COUNTRY>",
        "STEAM_LANGUAGE": "<YOUR_STEAM_LANGUAGE>"
      }
    }
  }
}

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