Ext

Verified Integration

Author: @spawning•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect Ext to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "ext": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-ext"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Transforms any webpage into customizable REST API endpoints and Model Context Protocol (MCP) services.

Indexed Date

7/21/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Ext

MCP (Model Context Protocol) services are custom tools you can create within Ext. These tools empower AI assistants to interact with specific webpage data and functionalities, enhancing their capabilities with real-time, context-rich web interactions.

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