backend/tools/fetch_url_tool.py

import httpx


def run(params: dict) -> dict:
    try:
        r = httpx.get(params["url"], timeout=15, follow_redirects=True)
        return {"status": r.status_code, "text": r.text[:8000], "url": params["url"]}
    except Exception as e:
        return {"error": str(e), "url": params.get("url")}