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

# `lium config`

Read and write CLI configuration values.

```bash
lium config SUBCOMMAND [OPTIONS]
```

## Subcommands

| Subcommand | Purpose |
|------------|---------|
| `show` | Display the entire current configuration |
| `get KEY` | Read a single value by dotted key |
| `set KEY VALUE` | Write a single value |
| `edit` | Open the config file in your editor |

## Examples

```bash
lium config show                          # Print full config
lium config get api.api_key               # Read a value
lium config set ssh.key_path ~/.ssh/new_key
lium config edit                          # Open in $EDITOR
```

## Environment variable overrides

Any config key can be overridden for a single invocation:

```bash
LIUM_API_KEY=xyz lium ls
LIUM_SSH_KEY=/tmp/key lium ssh my-pod
```

## See also

- [`lium init`](./init) — first-time setup
- [`lium theme`](./theme) — change the CLI color theme