sproutvideo.user.js

// ==UserScript==
// @name        Sproutvideos (*.vids.io) - Get video embed URL.
// @namespace   github.com/M-rcus
// @match       https://*.vids.io/videos/*
// @grant       none
// @version     1.4.0
// @author      Marcus
// @description Gets the video embed URL for Sproutvideo.
// @updateUrl   https://gist.github.com/M-rcus/8bba3d654767a6bfc8b8d83f1abb2ae9/raw/sproutvideo.user.js
// @downloadUrl https://gist.github.com/M-rcus/8bba3d654767a6bfc8b8d83f1abb2ae9/raw/sproutvideo.user.js
// ==/UserScript==

window.addEventListener('load', () => {
    const player = document.querySelector('.sproutvideo-player');

    if (!player)
    {
        return;
    }

    const url = player.src;
    const container = document.querySelector('.video-title h1');
    const html = `<p>Embed URL: <a href="${url}" target="_blank">${url}</p>`;
    container.insertAdjacentHTML('afterend', html);
});