Show HN: WebPerceptor – Enabling AI Mediated Web Browsing
theartofhci Tuesday, February 24, 2026
Ok. Here's an idea. Using LLMs we automatically modify all of the web in real time as we browse.
No more pesky copy/paste, trigger buttons or overlay windows.
When you open a web page all of the text is just automatically sent to and modified by an LLM with some prompt and then automatically re-inserted into the web page as it loads.
WebPerceptor is an client-side Chromium plugin I've made to experience such a web.
Trailer: https://youtu.be/MPSisruuTY0?si=EYMvGXiQvF_wud3S
Summary
WebPerceptor is an open-source web scraping tool that uses machine learning to extract structured data from websites. It provides a flexible and customizable approach to web data extraction, allowing users to create custom models for parsing web content.
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github.com