The Complete ChatGPT Guide: A Comprehensive Introduction to All Features & Prompt Engineering

All current features clearly and simply explained – immediately applicable with practical examples and prompts (including GPT-4/.5/o1/o3, Custom GPTs, Vision/DALLE & SORA, Deep Research & Co., prompt-based fine-tuning, as of June 2025).
For beginners, teachers, and anyone who wants to not only use ChatGPT, but also understand it and use it purposefully. Artificial intelligence is no longer a topic for the future – it is here. And ChatGPT is at the center of this development. Whether in the classroom, in your studies, in the office, or in creative work: those who use the capabilities of ChatGPT in a targeted manner save time, improve their results, and become more productive.

This book will help you not only to work with ChatGPT, but to use it strategically, precisely, and responsibly. What makes this book special: All features explained in detail: GPT-4o/4.5/o1/o3, Deep Research, Vision, DALL·E, Sora, web browsing, data analysis, custom GPTs, and more – as of June 2025.

Step-by-step instructions for beginners with a clear focus on practical application and concrete examples. Advanced prompting techniques such as chain-of-thought, few-shot methods, role assignment, and structured output formats (e.g., JSON, Markdown, etc.).
Case studies from education and professional life that show how ChatGPT can be used effectively in everyday life – from teaching and creative processes to code generation. Critical perspective included: recognizing opportunities, understanding limitations, prompting responsibly.

Who is this book for?
For anyone using ChatGPT for the first time and needing guidance on its range of functions. For teachers and trainers who want to use AI competently in the classroom. For advanced users who want to refine their prompting and use special functions in a targeted manner. For curious people who want to use more than just the surface.

ChatGPT Comprehensive Use is a practical, structured handbook that enables you to write better texts, think more creatively, solve problems faster, and exploit the full potential of ChatGPT—in school, university, and work.