mcp-funnel

mcp-funnel is a local MCP server: MCP proxy that aggregates multiple servers with tool filtering and customization. Install it from npm as mcp-funnel.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add mcp-funnel -e MCP_FUNNEL_CONFIG=... -- npx -y mcp-funnel

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "mcp-funnel": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-funnel"
      ],
      "env": {
        "MCP_FUNNEL_CONFIG": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

• Runtime: Node.js 18+ (runs with npx).
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
• Environment variables: MCP_FUNNEL_CONFIG