# Codex

Codex is OpenAI's coding agent that supports MCP servers.

### Setup

1. Open Codex
2. Go to **Settings** > **MCP Servers**
3. Click **Add Server**
4. Fill out the form:
   * **Name:** EdgeTag
   * Select **Streamable HTTP**
   * **URL:** `https://mcp.edgetag.io/sse`
   * Leave **Bearer token env var**, **Headers**, and **Headers from environment variables** empty
5. Click **Save**
6. When you first use an EdgeTag tool, your browser will open for authentication

### Verify the connection

Ask Codex:

> "Show me my EdgeTag domains"

### Requirements

* Codex with MCP support
* An EdgeTag account