# Command Line Interface
## `vitepress dev`
Start VitePress dev server using designated directory as root. Defaults to current directory. The `dev` command can also be omitted when running in current directory.
### Usage
```sh
# start in current directory, omitting `dev`
vitepress
# start in sub directory
vitepress dev [root]
```
### Options
| Option | Description |
| --------------- | ----------------------------------------------------------------- |
| `--open [path]` | Open browser on startup (`boolean \| string`) |
| `--port <port>` | Specify port (`number`) |
| `--base <path>` | Public base path (default: `/` ) (`string`) |
| `--cors` | Enable CORS |
| `--strictPort` | Exit if specified port is already in use (`boolean`) |
| `--force` | Force the optimizer to ignore the cache and re-bundle (`boolean`) |
## `vitepress build`
Build the VitePress site for production.
### Usage
```sh
vitepress build [root]
```
### Options
| Option | Description |
| ------------------------------ | ------------------------------------------------------------------------------------------------------------------- |
| `--mpa` (experimental) | Build in [MPA mode ](../guide/mpa-mode ) without client-side hydration (`boolean`) |
| `--base <path>` | Public base path (default: `/` ) (`string`) |
| `--target <target>` | Transpile target (default: `"modules"` ) (`string`) |
| `--outDir <dir>` | Output directory relative to **cwd** (default: `<root>/.vitepress/dist` ) (`string`) |
| `--minify [minifier]` | Enable/disable minification, or specify minifier to use (default: `"esbuild"` ) (`boolean \| "terser" \| "esbuild"`) |
| `--assetsInlineLimit <number>` | Static asset base64 inline threshold in bytes (default: `4096` ) (`number`) |
## `vitepress preview`
Locally preview the production build.
### Usage
```sh
vitepress preview [root]
```
### Options
| Option | Description |
| --------------- | ------------------------------------------ |
| `--base <path>` | Public base path (default: `/` ) (`string`) |
| `--port <port>` | Specify port (`number`) |
## `vitepress init`
Start the [Setup Wizard ](../guide/getting-started#setup-wizard ) in current directory.
### Usage
```sh
vitepress init
```