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

# Setup

Choose your assistant below and follow the steps to connect Atlas

Before you start, ask your Atlas account manager to turn on AI assistant access for your merchant

## Claude.ai

Open [Claude connector settings](https://claude.ai/customize/connectors). Select **Add custom connector**

```
Name: Atlas
URL: https://mcp.atlas.kitchen
Client ID: F-9hyHU9Or0O59Zf9w9pSZ2UHf8Zo9Aoi5oq1CWtV-k
```

Leave the client secret field empty

When you save, sign in to Atlas. Choose the merchant you want Claude to access, then approve the connection

## ChatGPT

[Open Atlas in ChatGPT →](https://chatgpt.com/plugins/plugin_asdk_app_69fc453d9f388191b28b287ff7624643)

Open the Atlas app and follow the prompts to connect your Atlas account. Choose the merchant you want ChatGPT to access. Then approve the connection

Start a new chat and add Atlas from the tools menu. You can then ask ChatGPT about your operations

## Claude Code

```bash theme={null}
claude mcp add-json --scope user atlas \
  '{"type":"http","url":"https://mcp.atlas.kitchen","oauth":{"clientId":"F-9hyHU9Or0O59Zf9w9pSZ2UHf8Zo9Aoi5oq1CWtV-k","callbackPort":48321,"scopes":"mcp"}}'
```

Open Claude Code and run `/mcp`. Select Atlas and sign in. Choose a merchant, then approve the connection

## Codex

Open `~/.codex/config.toml` and add the following:

```toml theme={null}
[mcp_servers.atlas]
url = "https://mcp.atlas.kitchen"

[mcp_servers.atlas.oauth]
client_id = "F-9hyHU9Or0O59Zf9w9pSZ2UHf8Zo9Aoi5oq1CWtV-k"
```

Then sign in:

```bash theme={null}
codex mcp login atlas --scopes mcp
```

Codex opens Atlas in your browser. Sign in, choose a merchant, then approve the connection

## Switch merchants

* **Claude.ai:** Reconnect Atlas from Claude's connector settings
* **ChatGPT:** Reconnect Atlas from ChatGPT's app settings
* **Claude Code:** Run `/mcp`, select Atlas, then select **Clear authentication**. Sign in again and choose another merchant
* **Codex:** Run `codex mcp logout atlas`, then `codex mcp login atlas --scopes mcp`. Sign in again and choose another merchant

## Other clients

| Setting       | Value                        |
| ------------- | ---------------------------- |
| **URL**       | `https://mcp.atlas.kitchen`  |
| **Transport** | Streamable HTTP              |
| **Headers**   | `X-Api-Key`, `X-Merchant-Id` |

Need an API token? Follow the [API authentication guide](/connect/admin-api/authentication). The same token works with the MCP headers above