Authenticator App MCP Server

by firstorderai

40 stars
226 downloads
Not rated
GitHub Website

About

A secure MCP (Model Context Protocol) server that enables AI agents to interact with the Authenticator App.

Details

Author
firstorderai
GitHub stars
40
Downloads
226
Categories
Developer Tools, Security, AI, Other

- Enables AI agents to fetch 2FA codes and passwords.
- Designed specifically for the Authenticator App desktop version.
- Secure access token‑based authentication.
- Bridges AI assistants with secure credential storage.
- Supports automated login workflows across platforms.

Setting up with Highlight

This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:

  1. Download and install Highlight from highlightai.com/download
  2. Navigate to the plugins tab and select "Add Custom Plugin"
  3. Configure the plugin with the settings below
    Plugin Name Authenticator App MCP Server
    Command (node, npx, python, etc.)

    Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.

  4. Enable "Start Automatically" if you want the plugin to start when Highlight launches

From the repository

Add the server configuration to your MCP client’s config file using npx with the authenticator-mcp command and your Authenticator App access token. For example, on macOS/Linux: "command": "npx", "args": ["-y", "authenticator-mcp", "--access-token=YOUR-KEY"]. You can also set the AUTHENTICATOR_ACCESS_TOKEN environment variable.

get_2fa_code

Retrieve the current 2FA code for a username when logging into a website.

get_password

Retrieve the password for a username when logging into a website.

get_account_list

Retrieve the accounts can be used when logging into a website.

Claude Desktop / Cursor

Paste into your MCP client config file to install this server.

{
    "mcpServers": {
        "authenticator app mcp server": {
            "Authenticator App MCP": {
                "command": "npx",
                "args": [
                    "-y",
                    "authenticator-mcp",
                    "--access-token=YOUR-KEY"
                ]
            }
        }
    }
}

McpServers

{
    "Authenticator App MCP": {
        "command": "npx",
        "args": [
            "-y",
            "authenticator-mcp",
            "--access-token=YOUR-KEY"
        ]
    }
}

MseeP.ai Security Assessment Badge

<div align="center">
<h1>Authenticator App MCP Server</h1>
<p>
🌐 Available in:
<a href="README.zh.md">中文 (Chinese)</a>
</p>

Trust Score
<a href="https://smithery.ai/server/@firstorderai/authenticator_mcp">Smithery Badge</a>
</div>

<br/>

A secure MCP (Model Context Protocol) server that enables AI agents to interact with the Authenticator App. It provides seamless access to 2FA codes and passwords, allowing AI agents to assist with automated login processes while maintaining security. This tool bridges the gap between AI assistants and secure authentication, making it easier to manage your credentials across different platforms and websites.

<a href="https://glama.ai/mcp/servers/@firstorderai/authenticator_mcp">
Authenticator App Server MCP server
</a>

How it works

1. Open your AI agent's integrated chat interface (such as Cursor's agent mode).
2. Ask AI agent to retrieve your 2FA code or password for your desired website and account.
3. AI agent will securely fetch these credentials, then can utilize them to automate your login process.

This MCP server is specifically designed for use with Authenticator App · 2FA.

Demo video

Getting Started

Many AI clients use a configuration file to manage MCP servers.

The authenticator-mcp tool can be configured by adding the following to your configuration file.

> NOTE: You will need to create a Authenticator App access token to use this server. Instructions on how to create a Authenticator App access token can be found here.

MacOS / Linux

{
  "mcpServers": {
    "Authenticator App MCP": {
      "command": "npx",
      "args": ["-y", "authenticator-mcp", "--access-token=YOUR-KEY"]
    }
  }
}

Windows

{
  "mcpServers": {
    "Authenticator App MCP": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "authenticator-mcp", "--access-token=YOUR-KEY"]
    }
  }
}

Or you can set AUTHENTICATOR_ACCESS_TOKEN in the env field.

Install Authenticator App · 2FA Desktop version

Download Authenticator App on the Windows Microsoft Store
Download Authenticator.exe for Windows PC
Download Authenticator App on the Mac App Store
Download the Ubuntu/Debian .deb

Creating an Access Token

1. Launch the desktop version of Authenticator App · 2FA.
2. Navigate to Settings and locate the MCP Server section.
3. Enable the MCP Server by toggling it ON, then proceed to generate your access token.

Please note that the access token will only be displayed once. Be sure to copy it immediately and add it to your MCP client configuration.

More information

Firstorder.AI

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