[Introduction 1] A top-tier course to prepare for the era of native chatbots.
[Preface 2] The moment when anyone can become a creator who will lead the AI ​​ecosystem.

Chapter 1: GPTs: The Era of Customized Chatbots

The era of personalized chatbots is coming.
What will the GPT Store look like? | A new pipeline similar to the smartphone app ecosystem is coming | The industrial revolution brought about by GPT services | A mind-reading chatbot | GPTs and the app store ecosystem | GPT services meet GPT-4o | Chatbot natives and GPTs | Prompt engineering is on the rise | Will my personal assistant, Jarvis, come?

Chapter 2: Planning & Preparing a Custom Chatbot

How about planning a chatbot?
4 Steps to Building a Chatbot | Two Types of Chatbots | Interest vs.
Areas of Expertise | Information vs.
Fun | If you're having trouble choosing chatbot ideas and topics

5 Things You Need to Know About Chatbot Planning
Let's create a workflow | It's also helpful to create a mind map | Know your limits - GPT-4o | How well can you make it? - Prompt engineering is crucial | Let's get some hands-on experience - GPT Builder

How far can customized chatbots go? 1
Rapidly improving reasoning skills | Creativity | Math problem solving | Enhanced chatbot assistant potential | Enhanced Korean language skills | Powerful document summarizer

How far can customized chatbots go? 2
ChatGPT-4o Evolves into a Truly Multimodal Platform | Voice-based "Listening and Speaking" Capabilities | Image and Video "Seeing, Listening, and Speaking" Capabilities | How Far Can Chatbots Recognize Images? | Is a "Refrigerator-Eating" Chatbot Possible?

How far can customized chatbots go? 3
Using advanced data analysis features | Analyze lottery number frequency statistics in a snap! | Analyze student statistics & display them on a map
[Briefly] GPT-4o's Upgraded Table/Graph Functions
[Wait a minute] Map image, why use a jason file?
[TIP] 4 Essential Tips for Advanced Data Analysis
[TIP] When ChatGPT speaks a mixture of Korean and English
[TIP] A quick look at advanced image/video data analysis features.
[Briefly] Things to keep in mind when downloading YouTube videos
[Briefly] Where to find free videos
[Briefly] GPT-4o, which integrates with Google Drive and OneDrive

The magic word for successful professionals: "Exploratory Data Analysis (EDA)!" Fluent data analysis even without statistics knowledge! | The magic language: Exploratory Data Analysis (EDA) | Analyze private education expenses in just 10 seconds using national statistics!

Chapter 3: Creating a Custom Chatbot
Prompt Engineering Fundamentals

You need to properly understand the characteristics of the language model.
Next Word Prediction Model - Transformer | What You Need to Know About Tokens

The 4+5 Rules for Good Prompts
4 Keys to a Good Prompt | 5 Principles for a Good Prompt

Fundamentals of Prompt Engineering
Role Assignment Technique - Give AI a Persona! | Multi-Persona Technique - Assign Multiple Personas | Give It a Few Shots | Q&A Technique - Fool the AI! | Continuation Technique - Exploit the Habits of Language Models!

Creating a prompt template
Warmup: Markdown Techniques | Fukatsu Prompt - Writing in Basic Four-Paragraph Formatting Techniques - Formatting Answers in Output Format | Template Techniques Using Variables | CoT Prompt - Specifying the Solution Process
[TIP] Magic sentences to improve your reasoning skills
[TIP] Sharing Prompts and the ChatGPT Extension

Hallucination Induction Technique & 3 Suppression Methods
Inducing Hallucination | Hallucination Suppression Method 1 - Information Input | Hallucination Suppression Method 2 - Derivation Process | Hallucination Suppression Method 3 - Output Format

3 Practice Examples of Prompt Templates for Successful Workers
Promotional Article Template (Service Launch Promotion) | Social Media Promotional Post Template (Internship Job Posting) | Customer Review Auto-Reply Template (Restaurant Review Reply)
[TIP] Missing information in the middle of the prompt

Prompt Engineering in Advanced Data Analysis
Aim for singletons in CoT format, but exclude multiturns. Designating a Python library is recommended. Security issues in advanced data analysis. When advanced data analysis fails. Improving advanced data analysis capabilities.

Chapter 4: Anyone can easily create their own GPT chatbot.

Experience the GPT Chatbot
Game Time Chatbot | Negotiator Chatbot | Report Writer Chatbot
[TIP] Find out the popularity of chatbots
[TIP] How to Upgrade to a Paid ChatGPT Plus Subscription
[TIP] Learn about ChatGPT's Mention feature.

Creating a Custom Chatbot 1 - Creating a "Startup Sage" Chatbot Using the "Create" Method

Creating a Custom Chatbot 2 - Creating a "Sejong the Great" Chatbot Using the "Configuration" Method
Exploring the GPT Builder Configuration tab | Creating a chatbot name, description, and profile | Writing instructions | Creating a conversation starter

Setting up your chatbot's knowledge area
What is a Knowledge Area in GPT Builder? | Preparing a Knowledge File Fit for Your Purpose | Reviewing the Knowledge Files to Upload | Setting Up the Knowledge Area for the "Sejong the Great" Chatbot
[TIP] Files that can/cannot be uploaded to the knowledge area
[TIP] Things to keep in mind when uploading Excel files

Setting chatbot function options
Adding web browsing functionality | Adding image generation functionality

Enhancing Chatbot Functionality - Derivation Process & Output Format

Adding code interpreter functionality to your chatbot
Convert color pictures to black and white with the code interpreter feature

[Practice 1] Creating a '20s MZ Blog Writer'
[Practice 2] Creating a 'Local Specialty Character Generator'
[TIP] Microsoft's My CoPilot GPTs Service

Chapter 5: 21 GPT Chatbots for Successful Workers +
32 Chatbot Examples for Practice

Universal Essential GPT Chatbot
PowerPoint in a jiffy! PowerPoint Maker | Report Writer, Perfect for Korean-Style Reports | English Videos at a Glance | YouTube Video Summarizer | Spreadsheet Maker, Just Give It a Topic | Resume Writing and Editing Guidance, CV Writer | ChatGPT, Read Hangul Files, HwpGPT

GPT Chatbot for Marketers
Perfect for developing marketing strategies, AI Persona Generator | Click-to-write ad copy, Copywriter GPT | Marketing platform know-how, Marketer GPT Pro | From brand naming to strategy, logos, and websites, Branding GPT | Ask anything, Marketing Questioner

GPT Chatbot for Creators
A blog post writer in the style of a 20-something | Just give it a topic and target audience, and it's ready to go! GPT for YouTube planning | Easily create 4-panel comics or illustrations with consistent characters | Eye-catching thumbnail generator | Image editing with Crop It

GPT Chatbot for Developers
Ask the Code | Coding Assistant, R2D2 | Create stunning web pages in a flash, Screenshot to Code GPT | I'll provide Korean code explanations, with comments

Education-related GPT chatbot
Teachers' Life Skills Builder | Math and Science AI Tutor, CK-12 Flexi | Scala GPT for International Papers | Paper Search Assistant for Korean Papers

[Intensive Practice Examples] 32 Chatbots I Created Myself

Story Helper Chatbot
Enter the plot and characters to start storytelling in no time.

News Report Writer
A chatbot that writes news articles based on a single line of summary information.

speech writer
A chatbot that writes a speech in a flash just by giving it a topic.

Translation Master Chatbot
A chatbot that understands context and nuance to translate naturally.

Drama character creation chatbot
Just write the character characteristics to create an attractive and unique drama character.

A chatbot that writes fairy tales for children
Give me a topic and I'll write a short story for you.

Clit-switching chatbot
A chatbot that converts user-entered sentences into phonetic form

Poetry writing chatbot
A poet chatbot that creates beautiful poetry when given a topic.

Song Lyrics Writer
A lyricist chatbot that writes lyrics that fit the topic, genre, and mood.

Short story writing chatbot
A storyteller chatbot that writes short stories based on keywords and topics.

Love Letter Writer
If you write down what you want to convey, I will write you a sincere love letter.

Art Critic Chatbot
A chatbot that explains and critiques artwork

Life Insurance Tax Special Information Writer
If you write a line or two about your student's characteristics, we will write a special feature for you in your student record.

Research Proposal Writer
If you give me a research topic, I will quickly create a research plan for writing a thesis.

Slogan Maker
A chatbot that writes a cool slogan when given a topic and concept.

Sales Script Creation Chatbot
Just give us the product name and we'll quickly create a sales script based on analysis of your target audience, customer needs, and product benefits.

Meeting minutes chatbot
Summarize the meeting contents and create neat minutes.

Lecture Curriculum Creation Chatbot
We design a lecture curriculum that suits the learner's level.

Interview preparation chatbot
Expected interview questions and model answers tailored to your job and career

Logo Maker Chatbot
Design a logo requested by the user

Excel Helper Chatbot
A chatbot that answers various Excel-related questions.

English Business Email Writer
A chatbot that writes business English emails in a snap.

Travel Planner Chatbot
Write down your desired trip and we'll create a customized itinerary.

Dream Interpretation Chatbot
If you tell me your dream, I will interpret it for you.

Warren Buffett Investment Advice Chatbot
When asked about investing, he gives advice like Warren Buffett.

Counseling Chatbot
A chatbot that listens and empathizes with you when you share your concerns in a warm and friendly tone.

YouTube video planning chatbot
A creator mentor chatbot that helps plan YouTube videos.

Lotto number drawing chatbot
Random lottery numbers are drawn when requested by the user.

Native English-speaking chatbot
Native English speaker 'John' chatbot corrects English sentences.

English conversation chatbot for each level
A chatbot that converses in English based on the user's English level.

Code Mentor
A chatbot that helps beginner developers learn to code.

Midjourney Prompt Vending Machine
Just type in the desired picture subject and a prompt will appear to create the image.

Chapter 6 Connecting to External Services with Task Functions

Please give me a picture of your cat: 5 tips for making API calls
API calls are like ordering at a kiosk | 5 Things You Need to Know About API Calls - The King Commands!
[TIP] Easily connect to APIs using Notepad
[TIP] Still confused after reading the API documentation? - Help, ChatGPT

API Integration - Connecting the Cat API to the "Sejong the Great" Chatbot
Retrieving API Information to Connect to a Chatbot | Connecting External APIs with the GPT Builder Actions Feature

Connecting Naver Search API to Chatbot with Surf API
Retrieving API Information from SurfAPI | Connecting to the Naver Search API with the GPT Builder Task Function
[TIP] Using Playground
[TIP] Creating a Service Using APIs in Prompt Knit

Chapter 7: Sharing & Monetizing GPT Chatbots

Adding links to monetize your chatbot
Create a 'Yoon Dong-ju' chatbot and insert a sponsorship link.
[TIP] Creating a Digital Receiving Account for Chatbot Sponsorship

Monetization options using external services
Create a sponsorship profile link in Littlely and insert it into your chatbot.

Promote & Monetize with Promptbase

Promote your own chatbot
GPT Store | GPTable | Prompt Hero | GitHub | Promptia

Chapter 8: Security Protecting GPT Chatbots

Prompt Engineering and Hacking
3 Types of Prompt Hacking

Two Types of Prompt Injection
Injection via the Stop Role-Playing Command | Injection using the Q&A and Continuation Techniques
[TIP] Prompt hacking doesn't work?

How about the prompt first break?

3 Ways to Defend Against Prompt Injection and Jailbreak
Role-Playing Injection Response | Q&A and Continuation Injection Defense | Injection Defense with Derivation Process & Output Format

Three Types of Prompt Licking
Licking with Specific English Sentences | Licking with the "Q&A Technique + Grandma Prompts" | Licking with Summary and Repetition Commands
[TIP] The prompt-leak technique also applies to ChatGPT.

4 Tips to Prevent Prompt Licking
Warn people not to repeat or repeat prompts | Upload text files to prevent leaks | Claim copyright | Add brackets to directives
[TIP] I use these four supplementary prompt reading strategies:

How to Prevent Chatbot Knowledge File Leaks
Disable the code interpreter option | Add constraints if you need the code interpreter feature.
[TIP] Is coding necessary for prompt engineering?

[Epilogue] NASA's Calculator in 1955 and People in the AI ​​Era in 2024

Comprehensive bestseller for 16 consecutive weeks
The latest work by Director Kim Deok-jin, author of "AI 2024_Trend & Utilization Encyclopedia"!

AI: Now, it's time to ask "how," not "what." AI chatbots show the future of work.
"Chatbot 2025_Trend & Utilization Encyclopedia" is designed to help you prepare for the major transformation of AI chatbots in 2025.
Korea's top IT communicator, Director Kim Deok-jin, and Prompt Engineer CEO Seo Seung-wan will introduce notable chatbot trends and detailed usage methods for 60 GPT chatbots that can be put to use right away.
The book includes 32 practical example chatbots and creative methods to help you create a customized chatbot that's perfect for you.

AI Chatbot Trends That Will Shape the Future of Work in 2025

The pace of AI development is frightening.
Now you don't have to write long prompts every time! With OpenAI's ChatGPT Mention feature, you can now use ChatGPT to retrieve and use a GPT chatbot that perfectly suits your needs.
You can call up expert chatbots according to your needs, such as the 'Minutes Writing' chatbot, 'Report Writer' chatbot, 'Marketing Strategy' chatbot, 'Statistics Analysis' chatbot, and the 'Mid-Journey Vending Machine' chatbot, and just input the desired topic or click the mouse.
It's like having expert AI chatbots sitting on my desk and using them as assistants.


Moreover, now anyone can easily create a customized GPT chatbot that fits their company, work, or hobby.
While traditional chatbots required specialized coding skills, anyone can now easily create a customized chatbot with their own creative ideas, even without any coding knowledge.
With just a little more effort and passion, it's not a dream to build a service that goes beyond a simple hobby and leads to profitability.
A new pipeline, such as the smartphone app ecosystem, is opening up.

Chapter 1 covers the latest developments in GPT chatbots for those keeping up with AI trends, focusing on chatbot trends for 2025. This will be a valuable resource for those preparing for the future of work driven by AI chatbots.


Includes the latest updates including GPT-4o

Named after Omni, meaning "encompassing everything," GPT-4o, which was unveiled in May 2024, is a multimodal AI that is much faster and smarter than existing models.
It provides an experience that feels like talking to a real person, instantly analyzing the camera footage and responding appropriately to the characters and situations. Combining GPT-4o's powerful multimodal capabilities with GPTs's custom chatbot creation capabilities will allow customized chatbots perfectly suited to your work to become deeply ingrained in your daily life.
The latest update reflects the recently released GPT-4o multimodal, Korean version of the GPTs service for creating chatbots.

Packed with practical examples and tips for custom chatbots tailored to your business.

If the question changes, the result changes.
This article introduces the basic structure of prompt engineering for creating a customized AI chatbot for your business, as well as template techniques for achieving better results.
It's full of useful know-how, including prompt practice examples for successful writers, magic prompt words, and templates for "promotional articles," "social media promotional posts," and "automatic customer review replies."


Use and create 60 AI chatbots for immediate business use!

It includes instructions on how to use 60 useful GPT chatbots, including the essential GPT chatbot for hard workers, chatbots for office workers, chatbots for investors, chatbots for planners, chatbots for marketers, chatbots for creators (writers, YouTubers, etc.), chatbots for job seekers, chatbots for sharing feelings, and even image-generating chatbots.
Additionally, 32 chatbots are provided as practical examples.


With the unique explanatory skills of Director Kim Deok-jin, who is leading the popularization of AI, and the kindness of CEO Seo Seung-wan, a prompt engineer who encompasses "IT and humanities," you will be able to understand AI chatbots in an easy and fun way.
It will be helpful to choose one of these that suits your work or characteristics and create your own workflow.


A must-read for office workers and college students: an encyclopedia of AI chatbots that you can keep handy like a dictionary.

Just by opening the book and following along, you'll get a sense of what AI chatbots are, how they will shape the future of your work, and how you can leverage them.
When office workers desperately need to automate tedious tasks, when solopreneurs want to save time and money, when college students write reports, and when parents create study materials for their children, this encyclopedia of AI chatbots will be a must-have, always kept close at hand like a dictionary.