@sefinek/google-tts-api/example/chinese.js

Fast Google TTS (Text-To-Speech) for Node.js. For free without any API keys!

const fs = require('fs');
const googleTTS = require('../dist/index');

// 1. Get audio URL
const url = googleTTS.getAudioUrl('你好世界', { lang: 'zh-TW' });
console.log({ url }); // https://translate.google.com/translate_tts?...

// 2. Get base64 text
googleTTS
	.getAudioBase64('你好世界', { lang: 'zh-TW' })
	.then((base64) => {
		console.log({ base64 });

		// Save the audio file
		const buffer = Buffer.from(base64, 'base64');
		fs.writeFileSync('hello-world-chinese.mp3', buffer, { encoding: 'base64' });
	})
	.catch(console.error);