Ctrl+Enter or Cmd+Enter sends the message, Enter only breaks the line（applies to chat.deepseek.com）
// ==UserScript==
// @name DeepSeek Chat Ctrl+Enter to Send
// @namespace http://tampermonkey.net/
// @version 1.0.3
// @description Ctrl+Enter or Cmd+Enter sends the message, Enter only breaks the line（applies to chat.deepseek.com）
// @author ChatGPT
// @match https://chat.deepseek.com/*
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
document.addEventListener('keydown', function (e) {
if (document.activeElement?.tagName === 'TEXTAREA') {
if (e.key === 'Enter') {
e.preventDefault();
e.stopImmediatePropagation();
if (e.ctrlKey || e.metaKey) {
// Ctrl+Enter or Cmd+Enter → send
const sendBtn = document.querySelector('path[d="M8.3125 0.981587C8.66767 1.0545 8.97902 1.20558 9.2627 1.43374C9.48724 1.61438 9.73029 1.85933 9.97949 2.10854L14.707 6.83608L13.293 8.25014L9 3.95717V15.0431H7V3.95717L2.70703 8.25014L1.29297 6.83608L6.02051 2.10854C6.26971 1.85933 6.51277 1.61438 6.7373 1.43374C6.97662 1.24126 7.28445 1.04542 7.6875 0.981587C7.8973 0.94841 8.1031 0.956564 8.3125 0.981587Z"]')?.closest('.ds-icon-button');
if (!sendBtn) {
console.warn('[Tampermonkey] ❌ Send button not found');
return;
}
sendBtn.click();
} else {
// Only Enter → inserts a newline (prevents default sending)
const textarea = document.activeElement;
const start = textarea.selectionStart;
const end = textarea.selectionEnd;
const value = textarea.value;
// Insert a line break
textarea.value = value.slice(0, start) + '\n' + value.slice(end);
textarea.selectionStart = textarea.selectionEnd = start + 1;
// Trigger input event to update state
textarea.dispatchEvent(new Event('input', { bubbles: true }));
}
}
}
}, true);
})();