Fetch a single web page and return its readable content as Markdown, plain text, or raw HTML. Automatically renders JavaScript-heavy pages with a headless browser when needed.

Extract all hyperlinks from a web page, resolved to absolute URLs. Optionally restrict to links on the same domain.

Recursively crawl a website starting from a URL, following links up to a maximum depth and page count. Returns a short content summary for each page visited. Stays on the same domain by default.

Extract specific data from a page using a CSS selector. Returns each matching element's text, or an attribute value when attribute is given (e.g. selector='a.product', attribute='href').