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Documentation Index

Fetch the complete documentation index at: https://stackauth-e0affa27-chore-move-mcp-to-a-sep-app.mintlify.app/llms.txt

Use this file to discover all available pages before exploring further.

Set up Stack Auth’s Model Context Protocol (MCP) server to get intelligent code assistance in your development environment.
Configure Stack Auth MCP in Cursor IDE for enhanced code assistance.

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Manual Installation

Add the following to your mcp.json file:
mcp.json
{
  "mcpServers": {
    "stack-auth": {
      "url": "https://mcp.stack-auth.com/mcp"
    }
  }
}

​
Markdown Template

If you want to include instructions for all clients in your project’s README.md file, feel free to copy the following markdown: 
<details name="mcp-install-instructions">
  <summary>Cursor</summary>

  #### Installation Link
  [![Add to Cursor](https://cursor.com/deeplink/mcp-install-dark.svg)](cursor://anysphere.cursor-deeplink/mcp/install?name=stack-auth&config=eyJ1cmwiOiJodHRwczovL21jcC5zdGFjay1hdXRoLmNvbS9tY3AifQ==)

  #### Manual Installation
  Add the following to your `mcp.json` file:

  ```json
  {
  "mcpServers": {
    "stack-auth": {
      "url": "https://mcp.stack-auth.com/mcp"
    }
  }
  }
  ```
</details>

<details name="mcp-install-instructions">
  <summary>VSCode</summary>

  #### Installation Link
  [![Install in VS Code](https://img.shields.io/badge/VS_Code-Install_Server-0098FF?style=for-the-badge&logo=visual-studio-code&logoColor=white)](https://insiders.vscode.dev/redirect?url=vscode:mcp/install?%7B%22type%22%3A%22http%22%2C%22name%22%3A%22stack-auth%22%2C%22url%22%3A%22https%3A%2F%2Fmcp.stack-auth.com%2Fmcp%22%7D)

  #### Manual Installation
  Open a terminal and run the following command:

  ```
  code --add-mcp '{"type":"http","name":"stack-auth","url":"https://mcp.stack-auth.com/mcp"}'
  ```

  Then, from inside VS Code, open the .vscode/mcp.json file and click "Start server".
</details>

<details name="mcp-install-instructions">
  <summary>Codex</summary>

  Open a terminal and run the following command:
  ```
  codex mcp add stack-auth --url https://mcp.stack-auth.com/mcp
  ```

  Verify it is configured:
  ```
  codex mcp list
  ```

  Alternatively, add the following to `~/.codex/config.toml`:
  ```toml
  [mcp_servers.stack-auth]
  url = "https://mcp.stack-auth.com/mcp"
  ```
</details>

<details name="mcp-install-instructions">
  <summary>Claude Code</summary>

  Open a terminal and run the following command:
  ```
  claude mcp add --transport http stack-auth https://mcp.stack-auth.com/mcp
  ```
  From within Claude Code, you can use the `/mcp` command to get more information about the server.
</details>

<details name="mcp-install-instructions">
  <summary>Claude Desktop</summary>

  Open Claude Desktop and navigate to Settings > Connectors > Add Custom Connector.

  Enter the name as `stack-auth` and the remote MCP server URL as `https://mcp.stack-auth.com/mcp`.
</details>

<details name="mcp-install-instructions">
  <summary>Windsurf</summary>

  Copy the following JSON to your Windsurf MCP config file:
  ```json
  {
  "mcpServers": {
    "stack-auth": {
      "serverUrl": "https://mcp.stack-auth.com/mcp"
    }
  }
  }
  ```
</details>

<details name="mcp-install-instructions">
  <summary>ChatGPT</summary>

  *Note: In Team, Enterprise, and Edu workspaces, only workspace owners and admins have permission*

  - Navigate to **Settings > Connectors**
  - Add a custom connector with the server URL: `https://mcp.stack-auth.com/mcp`
  - It should then be visible in the Composer > Deep research tool
  - You may need to add the server as a source

  *Connectors can only be used with **Deep Research***
</details>

<details name="mcp-install-instructions">
  <summary>Gemini CLI</summary>

  Add the following JSON to your Gemini CLI configuration file (`~/.gemini/settings.json`):
  ```json
  {
  "mcpServers": {
    "stack-auth": {
      "httpUrl": "https://mcp.stack-auth.com/mcp",
      "headers": {
        "Accept": "application/json, text/event-stream"
      }
    }
  }
  }
  ```
</details>

​
Features

The Stack Auth MCP server provides:
  • Authentication Flow Assistance: Get help implementing sign-in, sign-up, and user management
  • API Documentation: Access Stack Auth API documentation and examples
  • Code Generation: Generate boilerplate code for common authentication patterns
  • Best Practices: Receive guidance on security best practices and implementation patterns