Which AI Tool Should You Use, and When?: ChatGPT, Claude, Gemini, and Perplexity Explained Simply

With so many AI tools now available, it's easy to feel overwhelmed and unsure which one to use for different tasks. Which AI Tool Should You Use, and When? is a practical, beginner-friendly guide that cuts through the confusion and helps readers make confident, informed choices between today's most popular AI tools.

This book is written for everyday users, professionals, students, and parents who want better results from AI without technical jargon or trial-and-error frustration. Instead of teaching each tool in isolation, it explains how ChatGPT, Claude, Gemini, and Perplexity differ in purpose, strengths, and limitations, and why using the wrong tool often leads to poor outcomes.

Inside the book, you'll learn:

•What each major AI tool is best suited for—and what it isn't
•Why some tools excel at writing, others at research, and others at factual answers
•Common mistakes people make when switching between AI tools
•Simple, step-by-step decision frameworks for choosing the right AI
•Real-world examples showing how the right choice saves time and effort

Through clear explanations and practical scenarios, the book shows how to match the right AI tool to tasks like writing, learning, planning, researching, and everyday problem-solving. You'll also learn how to avoid over-reliance on any single tool and use AI more intentionally and effectively.

By the end of this book, readers will know exactly which AI tool to use for different situations, why it works best, and how to get clearer, more reliable results with confidence.