ext-auth

Extensions to authorization

Install

git clone https://github.com/modelcontextprotocol/ext-auth.git

Claude Desktop config

Add this to your claude_desktop_config.json:

{
  "mcpServers": {
    "ext-auth": {
      "command": "npx",
      "args": [
        "-y",
        "github:modelcontextprotocol/ext-auth"
      ]
    }
  }
}

From the README

The Model Context Protocol (MCP) specification is defined in the [main specification repository](https://github.com/modelcontextprotocol/modelcontextprotocol/tree/main/docs/specification). This repository contains **extensions** to the core protocol that define additional authorization mechanisms. These extensions are: - **Optional** - Implementations can choose to adopt these extensions - **Additive** - Extensions do not modify or break core protocol functionality; they add new capabilities while preserving core protocol behavior - **Composable** - Extensions are modular and designed to wor…

Read full README on GitHub →

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