levisnkyyy-browser-use-mcp/example.ts

MCP server for Browser-Use API

import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js';
import { spawn } from 'child_process';

async function main() {
	// Start the MCP server
	const serverProcess = spawn('node', ['dist/index.js'], {
		env: {
			...process.env,
			BROWSER_USE_API_URL: 'http://localhost:8000',
		},
	});

	// Create MCP client
	const transport = new StdioClientTransport({
		command: 'node',
		args: ['dist/index.js'],
		env: {
			BROWSER_USE_API_URL: 'http://localhost:8000',
		},
	});

	const client = new Client(
		{
			name: 'browser-use-example-client',
			version: '1.0.0',
		},
		{
			capabilities: {},
		}
	);

	await client.connect(transport);

	// List available tools
	const tools = await client.listTools();
	console.log('Available tools:', tools.tools.map((t) => t.name));

	// Create a browser automation task
	const createResult = await client.callTool('browser_use_create_task', {
		task: 'Navigate to https://example.com and get the page title',
		browser_config: {
			headless: true,
		},
	});

	console.log('Task created:', createResult);

	// Get task status
	if (createResult.content?.[0]?.type === 'text') {
		const taskData = JSON.parse(createResult.content[0].text);
		const taskId = taskData.task_id;

		// Poll for task completion
		let taskComplete = false;
		while (!taskComplete) {
			await new Promise((resolve) => setTimeout(resolve, 2000)); // Wait 2 seconds

			const statusResult = await client.callTool('browser_use_get_task', {
				task_id: taskId,
			});

			if (statusResult.content?.[0]?.type === 'text') {
				const status = JSON.parse(statusResult.content[0].text);
				console.log('Task status:', status.status);

				if (status.status === 'completed' || status.status === 'failed') {
					taskComplete = true;
					console.log('Task result:', status.result || status.error);
				}
			}
		}
	}

	// Clean up
	await client.close();
	serverProcess.kill();
}

main().catch(console.error);