Kova Core Blog

Plain-English guides to AI tools like ChatGPT and ComfyUI, staying safe from scams, and everyday developer tools.

• The Generations of AI Explained: How Smart Is AI in 2026?

  From chess computers to ChatGPT to AI agents: a plain-English tour of each generation of artificial intelligence, what changed each time, and an honest look at how smart today's AI really is — and where it still fails.

• How to Use ChatGPT, Claude and Gemini: A Beginner's Guide

  Most people use AI chatbots like a search box and get average answers. These simple habits — context, examples, format and follow-ups — get you far better results from ChatGPT, Claude, Gemini or any AI assistant.

• ComfyUI for Beginners: Make Your First AI Image, Step by Step

  ComfyUI looks intimidating — boxes and wires everywhere — but it is the most flexible free way to create AI images on your own computer. This guide covers installation, every node in the default workflow, and the settings that actually matter.

• How to Run AI on Your Own Computer (Free and Private)

  You don't need a subscription to use a capable AI chatbot. With free apps like LM Studio and Ollama you can run open AI models on your own PC or Mac — offline, private and free. Here is the hardware you need and how to start in 10 minutes.

• How to Spot AI Scams and Deepfakes: A Singapore Guide

  Scammers now use AI to clone voices, fake video calls and write flawless messages. Singapore lost S$913 million to scams in 2025. Here are the warning signs, real examples, and the simple habits that protect you and your family.

• Trust Bank Referral Code DKNSEX44: 2026 Sign-Up Guide

  Signing up for Trust Bank in Singapore? Enter referral code DKNSEX44 in the app to get a sure-win cashback scratch card. Here is how the referral works, what the Trust cards offer, and what to check before you apply.

• Why Every Developer Needs a Local JSON Formatter in 2026

  Working with APIs can be a nightmare without the right tools. Here is why a fast, browser-based JSON formatter is essential for modern web development.

• How to Merge, Split, and Compress PDF Files for Free (No Software, No Uploads)

  You don't need Adobe Acrobat or a sketchy "free PDF tool" website that uploads your documents to a server. Here's how to merge, split, reorder, and shrink PDF files entirely in your browser.

• 12 Free Online Developer Tools Worth Bookmarking in 2026

  From decoding a JWT to testing a regex pattern, these are the small utilities that quietly save developers the most time — all free, all running locally in your browser.