> ## Documentation Index
> Fetch the complete documentation index at: https://docs.arlet.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Arlet's MCP

> How to connect Arlet with various MCP clients

## Table of Contents

* [Claude Code](#claude-code)
* [Claude.ai and Claude for Desktop](#claudeai-and-claude-for-desktop)
* [ChatGPT](#chatgpt)
* [Codex](#codex)
* [VS Code](#vs-code)

***

## Claude Code

### 1. Add the MCP server

Run the following command in your terminal.

```bash theme={null}
claude mcp add --transport http arlet https://mcp.arlet.dev/mcp/
```

### 2. Authentication

1. Launch Claude Code
2. Run the `/mcp` command
3. Select `arlet` and click **Authenticate**
4. Your browser will open automatically — sign in via the Dashboard using GitHub or Google
5. Click **Allow** on the consent screen
6. Connection complete

***

## Claude.ai and Claude for Desktop

Setup instructions for Claude.ai and Claude for Desktop are coming soon.
In the meantime, use the Claude Code configuration above if you need to connect to the Arlet MCP server today.

***

## ChatGPT

<Note>
  Custom connectors using MCP are available on ChatGPT for Pro and Plus accounts on the web.
</Note>

### 1. Add the MCP server

1. Enable [Developer mode](https://platform.openai.com/docs/guides/developer-mode):
   * Go to **Settings** → **Connectors** → **Advanced settings** → **Developer mode**
2. Open **ChatGPT Settings**
3. In the **Connectors** tab, click **Create** to add a new connector:
   * **Name**: `Arlet`
   * **MCP server URL**: `https://mcp.arlet.dev/mcp/`
   * **Authentication**: `OAuth`
4. Click **Create**

### 2. Authentication

The Arlet connector will appear in the composer's **Developer mode** tool during conversations. Click it to sign in via the Dashboard using GitHub or Google and complete the OAuth flow.

***

## Codex

### 1. Add the MCP server

Run the following commands in your terminal.

```bash theme={null}
# Install Codex
npm i -g @openai/codex

# Add Arlet MCP
codex mcp add arlet --url https://mcp.arlet.dev/mcp/

# Start Codex
codex
```

### 2. Authentication

When adding the MCP server, Codex will detect OAuth support and open your browser automatically — sign in via the Dashboard using GitHub or Google, then click **Allow** on the consent screen.

***

## VS Code

### 1. Add the MCP server

Create or edit `.vscode/mcp.json` in your project root.

```json .vscode/mcp.json theme={null}
{
  "servers": {
    "arlet": {
      "url": "https://mcp.arlet.dev/mcp/"
    }
  }
}
```

### 2. Authentication

1. Open the Command Palette (`Ctrl+Shift+P` / `Cmd+Shift+P`)
2. Run **MCP: List Servers**
3. Select `arlet` and click **Authenticate**
4. Your browser will open automatically — sign in via the Dashboard using GitHub or Google
5. Click **Allow** on the consent screen
6. Connection complete