PSI / SEO

Lab audit and real-user vitals, together

3 tools: a live Lighthouse audit with performance and SEO scores and lab timings, and the real-user 28-day p75 LCP, INP and CLS from the Chrome UX Report. Lab tells you why; field tells you whether it matters.

Get started free All connectors

tools

credential

Lab + field

both readings

Local

runs on your PC

What you can ask

"How fast is our website?"

"Run a Lighthouse audit on this page."

"What are the real-user Core Web Vitals for our site?"

"Which lab metric is dragging the score down?"

TOOLS / PAGESPEED & CORE WEB VITALS

What it does

Lab audit

psi_audit

Real-user field data

psi_crux

Status

psi_status

SETUP / GET RUNNING

Set it up in three steps

What you'll need

PAGESPEED_API_KEY

A Google PageSpeed Insights API key, entered during install and stored in your local config.

Pick PageSpeed & Core Web Vitals

Select it on the connectors page and build your installer.

Add your credentials locally

Enter your PageSpeed API key during install. It stays on your machine.

Ask in plain English

Give it a URL and ask for the audit, the field vitals, or both.

Privacy

PageSpeed & Core Web Vitals runs on your machine. Credentials live only in your local Claude Desktop config, raw data never reaches our servers, and Claude only ever sees a short, filtered summary. Read how that works.

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