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Access 30+ free REST API endpoints for AI, media downloads, WhatsApp automation, and utility tools. No authentication required. Start building in minutes.

30+
API Endpoints
99.9%
Uptime
Free
Forever Free
api.ktech.net.ng
// Kelvin AI Chat API
fetch('https://api.ktech.net.ng/ai/chatgpt', {
    method: 'POST',
    headers: {
        'Content-Type': 'application/json'
    },
    body: JSON.stringify({
        query: "Hello, how are you?",
        model: "gpt-3.5-turbo"
    })
})
.then(response => response.json())
.then(data => {
    console.log(data.response);
});

Why Choose Kelvin APIs?

Powerful features that make development faster and easier

Lightning Fast

Optimized endpoints with response times under 100ms. Global CDN for low latency worldwide.

No Authentication

Start using APIs immediately without API keys, tokens, or complex setup.

Unlimited Requests

Generous rate limits that won't restrict your development. Scale without worry.

Simple Integration

Clean REST APIs with consistent response formats and comprehensive documentation.

Popular API Endpoints

Explore our most used and powerful API endpoints

POST AI

ChatGPT AI Chat

Intelligent conversation with GPT models. Supports context and follow-up questions.

View Documentation
GET Download

YouTube Downloader

Download videos and audio from YouTube in multiple formats and quality options.

View Documentation
POST WhatsApp

WhatsApp Message

Send messages, media, and automate WhatsApp interactions programmatically.

View Documentation
GET Utility

QR Code Generator

Generate QR codes for URLs, text, contact info with custom colors and sizes.

View Documentation

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