Cloud browser MCP Server

Test

1. Run npm install to install the necessary dependencies, then run npm run build to get dist/index.js.

2. Run npm run inspector to start the server.

Related MCP server: MCP Fetch With Proxy

Get Started

1. Run npm install to install the necessary dependencies, then run npm run build to get dist/index.js.

2. Set up your Claude Desktop configuration to use the server.

{
  "mcpServers": {
    "cloudbrowser": {
      "command": "node",
      "args": ["path/to/mcp-server-cloudbrowser/cloudbrowser/dist/index.js"],
      "env": {
        "API_KEY": "<YOUR_BROWSERBASE_API_KEY>"
      },
      "transportType": "stdio"
    }
  }
}

3. Restart your Claude Desktop app and you should see the tools available clicking the 🔨 icon.

4. Start using the tools! Below is an image of Claude closing a browser session.

Using npm

{
  "mcpServers": {
    "cloudbrowser": {
      "command": "cmd",
      "args": [
        "/c", 
        "npx", 
        "-y", 
        "@browsercloud/mcp-server-cloudbrowser"
      ],
      "env": {
        "API_KEY": "<YOUR_BROWSERBASE_API_KEY>"
      },
      "transportType": "stdio"
    }
  }
}

Tools

Browserbase API

• cloudbrowser_navigate

  • Navigate to any URL in the browser

  • Input: url (string)

• cloudbrowser_evaluate

  • Execute JavaScript in the browser console

  • Input: script (string): JavaScript code to execute

• cloudbrowser_get_current_url

  • Retrieve the current URL of the browser page

• cloudbrowser_screenshot

  • Capture screenshots of the entire page or specific elements

  • Inputs:

    • name (string, required): Name for the screenshot

    • selector (string, optional): CSS selector for element to screenshot

    • width (number, optional, default: 800): Screenshot width

    • height (number, optional, default: 600): Screenshot height

• cloudbrowser_click

  • Click elements on the page

  • Input: selector (string): CSS selector for element to click

• cloudbrowser_fill

  • Fill out input fields

  • Inputs:

    • selector (string): CSS selector for input field

    • value (string): Value to fill

• cloudbrowser_get_text

  • Extract all content from the current page

  • Input: selector (string, optional): CSS selector to get content from specific elements

Resources

The server provides access to two types of resources:

2. Screenshots (screenshot://<name>)

   • PNG images of captured screenshots

   • Accessible via the screenshot name specified during capture