CF Browser FAQs

Question 1

What is CF Browser?

Accepted Answer

CF Browser is an open-source proxy that significantly enhances Claude Code's web interaction capabilities. It enables Claude Code to render JavaScript-heavy web pages using headless Chrome and offers 10 specialized tools for diverse content extraction.

Question 2

How does CF Browser improve Claude Code's web scraping?

Accepted Answer

While Claude Code's built-in `WebFetch` only retrieves raw HTML, CF Browser executes JavaScript on dynamic pages, allowing Claude Code to access and process content from single-page applications, interactive sites, and modern web pages that would otherwise appear empty.

Question 3

What kind of content can I extract using CF Browser?

Accepted Answer

CF Browser provides versatile tools for extracting various content formats, including clean Markdown, full HTML, high-resolution screenshots, PDFs, AI-powered structured data (JSON), specific elements via CSS selectors, accessibility trees, and even multi-page crawl results.

Question 4

Is CF Browser costly to operate?

Accepted Answer

No, CF Browser is designed for zero-cost operation. It leverages Cloudflare's generous free tier for services like Browser Rendering, KV (Key-Value storage), R2 (object storage), and Workers, making it a highly economical solution for advanced web interactions.

Question 5

Can CF Browser handle authenticated web pages for scraping?

Accepted Answer

Yes, CF Browser fully supports authenticated scraping. You can easily inject custom cookies and HTTP headers into your requests, allowing Claude Code to access and extract content from logged-in dashboards, private pages, and other protected web resources.

CF Browser

CF Browser

Key Features

Use Cases

Key Features

Use Cases