twitch-points-autoclaimer.user.js

// ==UserScript==
// @name         Twitch Channel Points autoclaimer
// @version      1.0.0
// @description  Automatically clicks the chest to claim the Twitch channel points
// @author       jammy
// @match        https://twitch.tv/*
// @match        https://www.twitch.tv/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const sel = (selector) => document.querySelector(selector);
    let isInjected = false;
    const init = () => {
        const buttonObserver = new MutationObserver((mutations) => {
            for (const mutation of mutations) {
                const addedNodes = Array.from(mutation.addedNodes);
                if (sel('.community-points-summary .tw-icon__svg')) {
                    setTimeout(() => {
                        sel('.community-points-summary .tw-icon__svg').parentNode.click();
                    }, Math.random() * 5000);
                }
            }
        });

        const pointsElement = document.querySelector('.chat-input__buttons-container');
        buttonObserver.observe(pointsElement, { childList: true, subtree: true });
    };


    const wrapperObserver = new MutationObserver((mutations) => {
        for (const mutation of mutations) {
            const addedNodes = Array.from(mutation.addedNodes);
            if (addedNodes.includes(sel('.chat-input__buttons-container')) || sel('.chat-input__buttons-container')) {
                if(isInjected) return;
                init();
                isInjected = true;
                console.log('injected');
                wrapperObserver.disconnect();
            }
        }
    });
    wrapperObserver.observe(document.body, { childList: true, subtree: true });

})();

Great script! It would be interesting to add the automatic update feature (see Greasemonkey doc)

Does not appear to work at this time.