Send Audio Files over Telegram in Node.js/JavaScript - Complete Guide

Automate Telegram audio sharing using the WhatsMate Telegram Gateway REST API

Posted on June 21, 2022   Share on Facebook Share on LinkedIn Share on Twitter Share on Google+

Last reviewed: February 4, 2026  

Automate Telegram Audio Sharing with Node.js/JavaScript

Looking to automate audio delivery, voice messages, or sound notifications from your JavaScript applications? This guide walks you through sending audio files (MP3 format) to Telegram users using Node.js and the WhatsMate Telegram Gateway REST API. Perfect for JavaScript developers, full-stack engineers, and Node.js enthusiasts who want to integrate audio content delivery into their JavaScript-based workflows.

📋 Prerequisites

Before you begin, ensure you have:

  1. A WhatsMate Telegram Gateway account - Required for API access
  2. Recipient registration - Each recipient must register with the Gateway first
  3. Node.js installed - Version 12+ recommended for modern JavaScript features
  4. Basic JavaScript knowledge - Familiarity with Node.js and JavaScript programming
  5. Audio file ready - Have the MP3 file you want to send available locally

⚠️ Important: Recipients must register with the WhatsMate Telegram Gateway before they can receive messages. Unregistered users will not receive any messages from the Gateway. Registration instructions are available on the official WhatsMate site.

🎥 Video Walkthrough

📝 Step-by-Step Implementation

Follow these steps to send your first audio file to a Telegram user from a Node.js application:

1. Copy the Node.js Code Template

Start by copying the following source code into your JavaScript file:

2. Configure a few Parameters

Customize these key parameters in the Node.js code:

  • Lines 7-9: Replace YOUR_OWN_GATEWAY_INSTANCE_ID, YOUR_OWN_CLIENT_ID, and YOUR_OWN_SECRET_ID with your gateway instance ID, Client ID, and Secret
  • Line 12: Replace 12025550108 with the target phone number (including the country code)
  • Line 13: Replace ../assets/ocean-waves.mp3 with the path to your MP3 audio file
  • Line 14: Replace anyname.mp3 with the desired filename for the audio
  • Line 15: Replace Enjoy the nature with an optional caption for your audio

3. Make the Script Executable

Set execute permissions on your Node.js script:

chmod 755 send-telegram-mp3.js

4. Send Your Audio File

Run the Node.js script to deliver your audio to Telegram:

./send-telegram-mp3.js

🔧 Common Use Cases

This automation approach is ideal for:

  • Webhook integration - Process incoming webhooks and respond with audio files via Telegram
  • System monitoring alerts - Send audio alerts for server status or monitoring events from Node.js applications
  • Customer service automation - Deliver audio responses or information to clients through Telegram
  • Audio notifications - Send sound alerts or voice messages to Telegram from Node.js applications
  • Integration with Node.js audio processing - Combine with Node.js libraries that generate or modify audio files for Telegram delivery

🚀 Get Started Today

Ready to automate your audio sharing over Telegram with Node.js? You’ll need a trial account to access the API. Sign up for a 2-week trial and start sending audio files within minutes!

Next Steps: Once you’ve mastered basic audio sending, explore advanced features like sending images, documents, or group messages through the WhatsMate Telegram Gateway API documentation.