Fast & Free API

Check Telegram Username
Validity Instantly

A blazing-fast API to check Telegram usernames for existence and validity. No API key required, open for everyone.

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Try it Out

Enter any Telegram username to check its validity and existence

No API Key Required

Free and open for everyone to use. Start integrating right away without any authentication.

Simple Integration

Easy to integrate with any platform. Just make a simple HTTP request to get started.

Real-time Validation

Get instant verification results. Perfect for real-time username checks.

How to Use

Simple examples to get you started

cURL Example

curl https://tgapi.mohammadalian.ir/v1/usernames/USERNAME/validity

JavaScript Example

const response = await fetch('https://tgapi.mohammadalian.ir/v1/usernames/telegram/validity');
const data = await response.json();
console.log(data);

Use Cases

Perfect for various integration scenarios

Signup Forms

Validate usernames in real-time during registration

Telegram Bots

Verify user existence in automated workflows

Automation Scripts

Integrate username validation in your scripts

API Reference

Simple and straightforward API documentation

Endpoint

GET https://tgapi.mohammadalian.ir/v1/usernames/USERNAME/validity

Response Fields

exists
Boolean indicating if the username exists
is_valid
Boolean indicating if the username format is valid
chat_type
String indicating the type of chat (user, bot, channel, etc.)