☰

ChatGPT Rate Limit - Frontend

A tool to know your ChatGPT Rate Limit.

  1. // ==UserScript==
  2. // @name         ChatGPT Rate Limit - Frontend
  3. // @namespace    http://terase.cn
  4. // @license      MIT
  5. // @version      1.8
  6. // @description  A tool to know your ChatGPT Rate Limit.
  7. // @author       Terrasse
  8. // @match        https://chatgpt.com/*
  9. // @icon         https://www.google.com/s2/favicons?sz=64&domain=chatgpt.com
  10. // @sandbox      RAW
  11. // @grant        none
  12. // ==/UserScript==
  13.  
  14.  
  15. (function() {
  16.     'use strict';
  17.  
  18. window.model_status = {
  19.     "o3": -1,
  20.     "o4-mini-high": -1,
  21.     "o4-mini": -1,
  22.     "GPT-4.5": -1,
  23. }
  24. window.devarious = {
  25.     "gpt-4-5": "GPT-4.5",
  26. }
  27.  
  28. function updateStatusText() {
  29.     var status = window.model_status;
  30.     var text = "";
  31.     for (const model in status) {
  32.         text += `${model}: ${status[model]}; `;
  33.     }
  34.     text = text.slice(0, -2);
  35.  
  36.     var bar = document.getElementById("crl_bar");
  37.     if (bar) {
  38.         bar.innerText = text;
  39.     }
  40. }
  41.  
  42. (function(fetch) {
  43.     window.fetch = function(input, init) {
  44.         var method = 'GET';
  45.         var url = '';
  46.         var payload = null;
  47.  
  48.         if (typeof input === 'string') {
  49.             url = input;
  50.         } else if (input instanceof Request) {
  51.             url = input.url;
  52.             method = input.method || method;
  53.             payload = input.body || null;
  54.         } else {
  55.             console.log(`Unexpected input of type ${typeof input}: ${input}`);
  56.         }
  57.  
  58.         if (init) {
  59.             method = init.method || method;
  60.             payload = init.body || payload;
  61.         }
  62.  
  63.         // console.log(`Request: ${method} ${url}`);
  64.  
  65.         if (method.toUpperCase() === 'POST') {
  66.             if (url.endsWith("/backend-api/conversation")) {
  67.                 // console.log("Conversation Request");
  68.                 payload = JSON.parse(payload);
  69.                 var model = payload.model;
  70.                 if (model in window.devarious) {
  71.                     model = window.devarious[model];
  72.                 }
  73.  
  74.                 window.postMessage({ model: model, type: "put" }, window.location.origin);
  75.             }
  76.         }
  77.  
  78.         return fetch.apply(this, arguments);
  79.     };
  80. })(window.fetch);
  81.  
  82. function receiveMessage(event) { // Accept: type="status"
  83.     if (event.origin !== window.location.origin) return;
  84.     if (event.data.type !== "status") return;
  85.  
  86.     var msg = event.data;
  87.     // console.log('MAIN_WORLD 收到消息:', msg);
  88.     var status = window.model_status;
  89.     if (msg.model in status) {
  90.         status[msg.model] = msg.remain;
  91.         updateStatusText();
  92.     } else {
  93.         console.log(`Unknown model from backend: ${msg.model}, msg: ${msg}, event: ${event}`, event);
  94.     }
  95. }
  96.  
  97. window.addEventListener('message', receiveMessage, false);
  98.  
  99. function updateAll() {
  100.     // console.log("Update All");
  101.     for (const model in window.model_status) {
  102.         window.postMessage({ model: model, type: "get" }, window.location.origin);
  103.     }
  104. }
  105.  
  106. // Display & Refresh Button
  107. function htmlToNode(html) {
  108.     const template = document.createElement('template');
  109.     template.innerHTML = html;
  110.     return template.content.firstChild;
  111. }
  112. function addFrontendItems() { // return true if freshly added
  113.     if (document.getElementById("crl_bar")) return false;
  114.     var avatar = document.querySelector('button[data-testid="profile-button"]');
  115.     if (!avatar) return false;
  116.     var avatarContainer = avatar.parentElement;
  117.  
  118.     var displayBar = htmlToNode('<div id="crl_bar">loading...</div>')
  119.     // var refreshButton = htmlToNode('<button onclick="updateAll();"><svg class="w-6 h-6 text-gray-800 dark:text-white" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none" viewBox="0 0 24 24"><path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17.651 7.65a7.131 7.131 0 0 0-12.68 3.15M18.001 4v4h-4m-7.652 8.35a7.13 7.13 0 0 0 12.68-3.15M6 20v-4h4"/></svg></button>')
  120.     
  121.     avatarContainer.prepend(displayBar);
  122.     return true;
  123. }
  124. function tryAddFrontendItems() {
  125.     if (addFrontendItems()) {
  126.         // console.log("Frontend items added");
  127.         updateAll();
  128.     }
  129. }
  130.  
  131. setInterval(updateAll, 60000); // Refresh every 60s
  132. setInterval(tryAddFrontendItems, 200); // Make sure the bar is always there
  133.  
  134. })();