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

# traceback login

> Authenticate your machine with Traceback.

## Usage

```bash theme={null}
traceback login [options]
```

## Description

Opens a browser window to authenticate via OAuth. Saves your authentication token securely to `~/.traceback/credentials.json`.

## Options

| Option            | Description                                                |
| :---------------- | :--------------------------------------------------------- |
| `--token <token>` | Provide an API token directly instead of opening a browser |
| `--host <url>`    | Custom self-hosted / enterprise instance URL               |