本地统计 ChatGPT 各模型与 Deep Research 使用次数（兼容 fetch + XHR，无需开发者模式）
当前为
// ==UserScript==
// @name ChatGPT Model Usage Tracker
// @namespace https://example.local
// @version 3.1
// @description 本地统计 ChatGPT 各模型与 Deep Research 使用次数（兼容 fetch + XHR，无需开发者模式）
// @match https://chat.openai.com/*
// @match https://chatgpt.com/*
// @run-at document-start
// @grant unsafeWindow
// ==/UserScript==
(() => {
/******************** 0. 配置 ************************/
const KEY = '__cgpt_usage__'; // localStorage 键
const MATCH_RE = /(\/backend-api\/.*conversation|completions$)|\/v1\/chat\/completions/;
const seenDR = new Set(); // 已计数过的 Deep Research conversation_id
/******************** 1. 数据层 **********************/
const stats = JSON.parse(localStorage.getItem(KEY) || '{}');
const bump = (m) => {
stats[m] = (stats[m] || 0) + 1;
localStorage.setItem(KEY, JSON.stringify(stats));
render();
};
/******************** 2. UI 层 ***********************/
let box;
const mountUI = () => {
if (!document.body || (box && document.body.contains(box))) return;
box = document.createElement('div');
Object.assign(box.style, {
position:'fixed', right:'16px', bottom:'16px', zIndex:99999,
background:'rgba(0,0,0,.78)', color:'#fff', font:'13px/1.4 monospace',
padding:'8px 14px', borderRadius:'8px', whiteSpace:'pre-wrap',
userSelect:'none', cursor:'pointer', maxWidth:'280px'
});
box.onclick = () => {
if (confirm('清空统计数据？')) {
for (const k in stats) delete stats[k];
localStorage.setItem(KEY,'{}');
render();
}
};
document.body.appendChild(box);
render();
};
const render = () => {
if (!box) return;
box.textContent = '📊 模型统计\n' +
(Object.keys(stats).length
? Object.entries(stats)
.sort((a,b)=>b[1]-a[1])
.map(([m,c])=>`${m}: ${c}`).join('\n')
: '暂无数据');
};
document.addEventListener('DOMContentLoaded', mountUI);
setInterval(mountUI, 3000); // 保活，防路由卸载
/******************** 3. 捕获 fetch ******************/
const origFetch = unsafeWindow.fetch;
unsafeWindow.fetch = async function(input, init = {}) {
hookRequest(typeof input === 'string' ? input : input.url, init.body || input.body);
return origFetch.apply(this, arguments);
};
/******************** 4. 捕获 XHR ********************/
(function() {
const origOpen = XMLHttpRequest.prototype.open;
const origSend = XMLHttpRequest.prototype.send;
const urlHolder = new WeakMap();
XMLHttpRequest.prototype.open = function(method, url, ...rest) {
urlHolder.set(this, {method, url});
return origOpen.call(this, method, url, ...rest);
};
XMLHttpRequest.prototype.send = function(body) {
const info = urlHolder.get(this);
if (info && info.method?.toUpperCase() === 'POST' && MATCH_RE.test(info.url))
hookRequest(info.url, body);
return origSend.call(this, body);
};
})();
/******************** 5. 通用解析函数 ****************/
async function hookRequest(url, body) {
if (!MATCH_RE.test(url)) return;
try {
const txt = await bodyToString(body);
if (!txt) return;
const payload = JSON.parse(txt);
/* ---------- A. Deep Research 侦测 ---------- */
if (Array.isArray(payload.system_hints) &&
payload.system_hints.includes('research')) {
const cid = payload.conversation_id;
if (cid && !seenDR.has(cid)) { // 首次遇到该 DR 流程
bump('deep_research');
seenDR.add(cid);
console.log('[USAGE-TRACKER] catch deep_research', cid);
}
return; // 终止，避免被普通模型再计数
}
/* ---------- B. 普通模型计数 ---------- */
let model = payload.model || 'unknown';
// 若请求体没带 model，就尝试从页面 UI 猜测
if (model === 'unknown') {
model =
document.querySelector('div.truncate.text-sm a.flex')?.innerText?.trim() ||
document.querySelector('h1.text-lg.font-medium')?.innerText?.trim() ||
model;
}
bump(model);
console.log('[USAGE-TRACKER] catch', model);
} catch (_) { /* ignore */ }
}
function bodyToString(b) {
if (!b) return '';
if (typeof b === 'string') return b;
if (b instanceof FormData || b instanceof URLSearchParams) return b.toString();
if (b?.clone) return b.clone().text();
return '';
}
console.log('[USAGE-TRACKER] ultimate+DR version injected');
})();