Auto Remove ChatGPT UTM Parameter

Removes ?utm_source=chatgpt.com from URLs and reloads the page automatically

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Auto Remove ChatGPT UTM Parameter
// @namespace    http://tampermonkey.net/
// @version      1.0.1
// @description  Removes ?utm_source=chatgpt.com from URLs and reloads the page automatically
// @description:en Removes ?utm_source=chatgpt.com from URLs and reloads the page automatically
// @description:de Entfernt ?utm_source=chatgpt.com aus URLs und lädt die Seite automatisch neu
// @author       https://github.com/anga83
// @match        *://*/*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';
    
    const currentUrl = window.location.href;
    const hasUtmSource = currentUrl.includes('?utm_source=chatgpt.com') || currentUrl.includes('&utm_source=chatgpt.com');
    
    if (hasUtmSource) {
        const url = new URL(currentUrl);
  
        url.searchParams.delete('utm_source');
        
        let cleanUrl = url.toString();
        if (cleanUrl.endsWith('?')) {
            cleanUrl = cleanUrl.slice(0, -1);
        }
        
        if (cleanUrl !== currentUrl) {
            window.location.replace(cleanUrl);
        }
    }
})();