Send Telegram Group Messages in VB.NET - Complete Guide

Automate Telegram group messaging using the WhatsMate Telegram Gateway REST API

Posted on June 23, 2022   Share on Facebook Share on LinkedIn Share on Twitter Share on Google+

Last reviewed: January 28, 2026  

Automate Telegram Group Messaging with VB.NET

Looking to integrate Telegram group messaging into your .NET applications using Visual Basic? This guide walks you through sending Telegram group messages using VB.NET and the WhatsMate Telegram Gateway REST API. Perfect for VB.NET developers building Windows applications, services, or enterprise solutions with Visual Studio.

đź“‹ Prerequisites

Before you begin, ensure you have:

  1. A WhatsMate Telegram Gateway Premium account - Required for group messaging API access
  2. Group setup - Create a Telegram group and add the gateway as a member
  3. Visual Studio - With VB.NET support (Community, Professional, or Enterprise edition)
  4. .NET Framework - Version 4.5 or higher
  5. Basic VB.NET knowledge - Familiarity with Visual Studio and VB.NET development

⚠️ Important: You need a Premium account to send messages to Telegram groups. The gateway must be added to your Telegram group before it can send messages. Sign up for a Premium account to enable group messaging capabilities.

đź“ť Step-by-Step Implementation

Follow these steps to send your first Telegram group message from a VB.NET application:

1. Prepare Your Telegram Group

Before coding, set up your Telegram group:

  1. Create a new group in your Telegram client
  2. Add the secret gateway number to the group (you can add other members too)
  3. Send a message in the group from your personal Telegram account - this helps the gateway learn about the group

2. Copy the VB.NET Template

Copy the following source code to the main module file in your Console Application in Visual Studio:

3. Configure Key Parameters

Customize these essential parameters in the VB.NET code:

  • Line 10: Replace YOUR_INSTANCE_ID_HERE with your Telegram gateway instance ID
  • Lines 11-12: Update YOUR_CLIENT_ID_HERE and YOUR_CLIENT_SECRET_HERE with your Client ID and Secret
  • Line 66: Specify the group name, group admin phone number, and your message content

4. Add Required Reference

Add the “System.Web.Extensions” reference to your project:

  1. Right-click on your project node in the Solution Explorer panel
  2. Choose “Add” → “Reference…”
  3. Choose “Framework” on the left pane
  4. Look for “System.Web.Extensions” in the middle pane and check the checkbox
  5. Click OK

5. Build and Run Your Application

Build and run the application in Visual Studio to deliver your Telegram group message.

🔧 Common Use Cases

This VB.NET integration is ideal for:

  • Windows desktop applications - Create VB.NET Windows Forms applications with Telegram notifications
  • Enterprise solutions - Integrate Telegram into business .NET applications using Visual Basic
  • Windows services - Build background services with messaging capabilities
  • Legacy system integration - Modernize existing VB.NET applications with Telegram capabilities
  • Business automation - Automate business processes with VB.NET and Telegram notifications

🚀 Get Started Today

Ready to integrate Telegram group messaging into your VB.NET applications? You’ll need a Premium account to access the group messaging API. Sign up for a Premium account and start sending group messages within minutes!

Next Steps: Once you’ve mastered basic group text messaging, explore advanced features like sending images to groups, documents to groups, or voice notes to groups through the WhatsMate Telegram Gateway API documentation.