OSINT MCP Server

Implementation Reference

• src/tools/gaming.ts:27-38 (handler)

  The implementation of the steamLookup method in the GamingApiClient class, which makes a request to the Steam Web API.

  async steamLookup(steamId: string): Promise<any> {
    const apiKey = process.env.STEAM_API_KEY;
    if (!apiKey) throw new McpError(ErrorCode.InvalidRequest, "STEAM_API_KEY is not configured");
  
    try {
      const response = await fetch(`https://api.steampowered.com/ISteamUser/GetPlayerSummaries/v0002/?key=${apiKey}&steamids=${steamId}`);
      const data = await response.json() as any;
      return data.response?.players?.[0] || { message: "Player not found" };
    } catch (error) {
      throw new McpError(ErrorCode.InternalError, `Steam Lookup error: ${(error as Error).message}`);
    }
  }

• src/index.ts:618-627 (registration)

  The registration of the 'steam_lookup' tool in the main MCP server index file.

  server.tool(
    "steam_lookup",
    { steamId: z.string().describe("Steam ID to lookup (64-bit ID)") },
    async ({ steamId }) => {
      const result = await gamingClient.steamLookup(steamId);
      return {
        content: [{ type: "text", text: JSON.stringify(result, null, 2) }],
      };
    }
  );