> ## Documentation Index
> Fetch the complete documentation index at: https://browseruse-0aece648-cursor-proxy-indicator-and-text-6cda.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Configuration

> Configure the browser instance — headless mode, viewport size, proxy settings, and Playwright launch options.

***

```python theme={null}
from browser_use import Agent, Browser, ChatBrowserUse

browser = Browser(
	headless=False,  # Show browser window
	window_size={'width': 1000, 'height': 700},  # Set window size
)

agent = Agent(
	task='Search for Browser Use',
	browser=browser,
	llm=ChatBrowserUse(),
)


async def main():
	await agent.run()
```