Lighthouse FAQs

Question 1

What is MCP and how does Lighthouse use it?

Accepted Answer

MCP stands for Model Context Protocol. Lighthouse uses it as a server enabling integration with tools like VS Code, Cursor, Windsurf and Claude Desktop allowing you to run audits directly from your coding environment.

Question 2

Can I customize performance budgets and get alerts?

Accepted Answer

Yes, Lighthouse allows you to define custom performance thresholds and budgets. You can then check your website's performance against these budgets to ensure optimal speed and user experience.

Question 3

What kind of audits can I perform with Lighthouse?

Accepted Answer

You can perform audits for performance, accessibility (WCAG compliance), SEO, and security vulnerabilities, as well as analyze resource usage and compare mobile vs. desktop performance.

Question 4

What are Core Web Vitals and how does Lighthouse help?

Accepted Answer

Core Web Vitals are key metrics for user experience. Lighthouse monitors LCP, FID, and CLS, allows setting custom thresholds, and identifies optimization opportunities to improve these vitals.

Question 5

What is Lighthouse?

Accepted Answer

Lighthouse is a tool that uses Google Lighthouse to provide comprehensive web performance auditing and analysis, including Core Web Vitals, accessibility, SEO, and security checks.

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