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The Playwright MCP server enables LLMs to automate web browser interactions, including navigation, screenshot capture, form filling, and JavaScript execution.
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The Playwright MCP server enables LLMs to automate web browser interactions, including navigation, screenshot capture, form filling, and JavaScript execution.
This server offers powerful browser automation capabilities but requires careful input validation to prevent unintended consequences. It is relatively safe when used with trusted LLMs and well-defined workflows, but risky if exposed to untrusted inputs or used to access sensitive websites without proper controls.
Performance depends on the complexity of the web page and the JavaScript code being executed. Network latency can also impact performance.
The primary cost is the computational resources required to run the Playwright browser instance. Consider the number of concurrent requests and the complexity of the automation tasks.
npx -y @smithery/cli install @automatalabs/mcp-server-playwright --client claude{
"mcpServers": {
"playwright": {
"command": "npx",
"args": ["-y", "@automatalabs/mcp-server-playwright"]
}
}
}browser_navigateNavigates the browser to a specified URL.
Navigating to untrusted URLs can expose the system to malicious websites.
browser_screenshotCaptures a screenshot of the entire page or a specific element.
Screenshots may inadvertently capture sensitive information.
browser_clickClicks an element on the page using a CSS selector.
Clicking on unintended elements can lead to unexpected behavior.
browser_click_textClicks an element on the page based on its text content.
Clicking on unintended elements can lead to unexpected behavior.
browser_hoverHovers the mouse over an element on the page using a CSS selector.
Hovering is generally a read-only operation with minimal risk.
browser_hover_textHovers the mouse over an element on the page based on its text content.
Hovering is generally a read-only operation with minimal risk.
browser_fillFills out an input field with a specified value.
Filling out forms with incorrect or malicious data can have unintended consequences.
browser_selectSelects an option in a SELECT element using a CSS selector.
Selecting unintended options can lead to unexpected behavior.
browser_select_textSelects an option in a SELECT element based on its text content.
Selecting unintended options can lead to unexpected behavior.
browser_evaluateExecutes JavaScript code in the browser console.
Executing arbitrary JavaScript code can have significant security implications, including XSS and data exfiltration.
None
This server offers powerful browser automation capabilities but requires careful input validation to prevent unintended consequences. It is relatively safe when used with trusted LLMs and well-defined workflows, but risky if exposed to untrusted inputs or used to access sensitive websites without proper controls.
The server provides full access to browser automation features by default. Exercise caution when granting autonomy, as destructive actions are possible. The browser is sandboxed, but JavaScript execution can still pose risks.
Production Tip
Implement robust input validation and rate limiting to prevent abuse and ensure stability in production environments.
No, this server does not require authentication by default.
Yes, you can run this server in a Docker container. Ensure that the container has the necessary dependencies and configurations.
You can access the browser console logs via the `console://logs` resource.
The server typically supports the latest stable version of Playwright. Refer to the server's documentation for specific version compatibility.
Yes, you can use the `browser_fill` and `browser_click` tools to automate login processes.
Use the `browser_screenshot` tool and specify the CSS selector of the element in the `selector` parameter.
No built-in URL blocking is available. Consider implementing this logic in the calling LLM environment.