CopilotSmartModeAutoSelector.js

// ==UserScript==
// @name     Copilot Smart Mode Auto Selector
// @version  1
// @description Automatically selects Smart (GPT-5) mode on Copilot web
// @match    https://copilot.microsoft.com/*
// @grant    none
// @run-at   document-start
// ==/UserScript==

(function() {
    'use strict';
    const waitForElement = (selector, timeout = 5000) => {
        return new Promise((resolve, reject) => {
            const interval = 100;
            let elapsed = 0;
            const check = () => {
                const el = document.querySelector(selector);
                if (el) return resolve(el);
                elapsed += interval;
                if (elapsed >= timeout) return reject();
                setTimeout(check, interval);
            };
            check();
        });
    };

    const clickSmartMode = async () => {
        try {
            const modeButton = await waitForElement('[aria-label="クイック応答"]');
            modeButton.click();

            await new Promise(r => setTimeout(r, 500));
            const smartOption = [...document.querySelectorAll('[role="menuitem"]')]
                .find(el => el.textContent.includes('Smart') || el.textContent.includes('GPT-5'));
            if (smartOption) smartOption.click();
        } catch (e) {
            console.warn('Smartモードの自動選択に失敗しました');
        }
    };

    window.addEventListener('load', clickSmartMode);
})();