Experimental Lighthouse tool

Agentic Browsing Fix Finder

Drop in a Lighthouse report. Get every failed check, the element or schema evidence Lighthouse saw, and code you can hand straight to a developer.

WebMCP toolsForm coverageSchemaAccessibility treellms.txtCLS

How to download Lighthouse JSON

Open the page in Chrome 150 or newer.
Open DevTools → Lighthouse, select Agentic Browsing, then run the audit.
In the finished report, open the ⋮ menu and choose Save as JSON.
Upload that downloaded .json file below.

↓Drop Lighthouse JSON hereor choose a .json file · processed only in this browser

Six current audit families, one implementation plan.

Upload Lighthouse JSON to preserve selectors, snippets, source locations, schema paths, and audit warnings.

Choose a report input