Building Own Custom ChatGPT with OpenAI’s GPT Builder

Around one year ago, the world saw a new phenomenon called ChatGPT. The unprecedented capacity of this AI chatbot to master all demanding tasks only with few prompts was met with a great uproar.
Flash-forward to this day – OpenAI, the maverick company that gave birth to ChatGPT has presented another unparalleled opportunity. A new release by the company introduces a technique on how to build an individual’s version of the ChatGPT; now known as GPTs. This enables users to develop personalized chatbots specifically for corporate or individual goals, but it takes a brief time.

What are GPTs?

GPTs, also known as Generative Pre-trained Transformers represent ChatGPT users’ personal versions of the program developed. The technique entails communicating explicit criteria to the GPT builder in straightforward language, allowing the builder to perform the creation process independently.

Applications of GPTs

  • Customer Service Automation:

    GPTs can answer the questions of the customer just like a normal human being.

    They enable the business to provide services throughout so that people can talk with a receptionist at any time they wish without an appointment.

  • Educational Assistance:

    As one-on-one tutors, GPTs provide study materials and assist students with clarifications and question-answering.

    They enable adaptive learning, adjusting content and response material to meet each student’s needs and preferences.

  • Content Generation:

    GPTs are used as content generators. It helps in generating blogs, marketing copies, etc. However, do make sure to check the content before publishing.

    They aid in the simplification of content creation procedures by offering inspiration, producing drafts, and also provides clarity.

  • Code Generation and Problem Solving:

    The GPTs help the developers by proffering code fragments based on queries, offering definitions for various programming terminologies, and proposing solutions to some coding issues.

    They ease the monotony of coding, accelerate productivity in code-writing, and additionally assist learning and debugging.

  • Multimodal Tasks:

    All these GPTs work as independent models in one way or the other, but some cases involve the integration of two different GPTs to manage multimodal functions like generating text descriptions for images.

    They allow a richer and more engaging user experience within all kinds of applications.

  • Creative Content Generation:

    This is why GPTs are used in industries where the creative approach of organizing work with a human can be ideal- whether it is writing stories, writing poetries, or composing music.

    They stimulate innovation and promote innovative thoughts and ideas aimed at assisting content creators in their creative charter.

Illustrative Example:

When the GPT builder is assigned to build a chatbot that exclusively works on providing funny philosophical stories, it suggests helpful suggestions.
In addition, the versatility of GPTs extends beyond chatbots. GPTs can be configured for different applications, including browsing using Internet Explorer and image generation through DALL·E·3.

Enhancements with GPT Builder

Enhancements with GPT Builder:
  • Unlimited Flexibility: Unlike custom instructions that stay limited to one set of commands, the GPT builder gives control to its users and allows the generation of a wide variety of GPTs. Such versatility enables smooth navigation between chatbots and delivers customized AI assistance for various situations.
Upload Knowledge Source Files:
  • Efficiency in Information Integration: With the GPT builder, users can select knowledge source files to upload that streamline the process of customization. This eliminates the need for manual copy and paste.

Note: OpenAI emphasizes privacy controls whereby it offers users an opportunity to opt their accounts out of model training. This makes sure that the information sent using chat history as well as knowledge files is not disclosed to OpenAI enabling them to access it for training purposes. Generative AI presents risks for data breach to users, particularly during its early phases of implementation and so the recommendations include a due sense of caution.

How to Build Your Own Custom ChatGPT?

In concise terms, here is the procedural guide to building your personalized ChatGPT using OpenAI’s GPT builder.
  • Access the GPT Builder Visit and sign in there.
  • Exploration From the side bar choose Explore.
  • Initiate GPT Creation Click Create a GPT.
  • Instruction Input Provide your directions in the message box on a Create tab. Have a dialogue with the GPT builder till you get what is needed.
  • Advanced Customizations Click Configure to advance other customizations for your AI assistant. These include giving chatbots different names, adjusting directives well here, uploading knowledge files, and also configuring actions.
  • Save and Share Press on Save, and indicate the preferred sharing option for your own GPT.
  • Confirmation When done, click Confirm to finish up the creation.
The following section, however, discusses deeper into the sensitive elements that come with using GPTs.

Creating Your Custom GPT Chatbot: The Method

  • Log in to Your OpenAI Account

    Before you go into it, be sure to have a ChatGPT Plus or Enterprise subscription. In case you fulfill this requirement, click on ‘Log in’ to start your chat. In case you have any difficulties while logging in, try refreshing the page. For special cases, consult the OpenAI’s troubleshooting advice.

  • Initiate GPT Creation:

1. On the sidebar, click Explore.

2. Select the ‘Create a GPT’ option.

The GPT builder interface presents a split screen: the Create panel, where you put in prompts to embody your chatbot, and the Preview pane allowing for interactive interaction with your ongoing construction dialogue as it progresses offering real-time appreciation refinement.

3. On the Create pane, enter your instructions into the message box and press Enter or Return.

4. As a response to instructions, the GPT builder provides some suggestions at its onset ranging from chatbot name designs and profile pictures as well as default conversation starters.

They would either accept the given suggestions or ask for changes through the GPT builder. Even if you agree with the initial proposal, it is possible to return and correct something later.

5. The GPT builder asks you to supplement other instructions that should help in fine-tuning your chatbot’s behavior.

Not sure whether its behavior should be modified or not? Give it a try in the Preview panel, treat it as you normally would, and rely on its answers to inform your refocused actions. For example, if the chatbot responds with long answers, order your builder to proceed in short sentences. If the citation is of vital significance, train your chatbot to source every time.
Keep repeating the refinement process until your chatbot always returns correctly what it is supposed to return.

Customizing Your GPT Advanced

With these basic elements established, you can now proceed to explore the advanced settings that will further customize your GPT.
1. Customizing Name and Description:

Alternatively, change the name and description of your chatbot as usual.

2. Profile Picture:

Click on the profile picture. You can upload your own picture or post a new one generated by DALLE·3. Select image preferences by clicking Create and then type instructions.


The GPT builder’s instructions should be updated or supplemented. Specify the behavior or rules that your chatbot should follow.

Conversation Starters:

To delete prompts just click the X cross or add new ones in the blank Conversation Starters field.


Allow your chatbot to refer to multiple papers related to timely events. If you would like to upload additional relevant documents, for instance, a style guide or client personas choose to Upload Files.

Note: In order to get the best results from a document, prompts have to be clearly stated.


Tailor the features that your chatbot can do. Click Code Interpreter to make it run code or analyze data.


Incorporate external actions through third-party APIs. To specify how your chatbot communicates with people outside of the ChatGPT platform, click Add Actions.

3. Saving Your GPT:

Click Save to indicate that your chatbot has satisfied you. Click Update to see whether the GPT is active.

Select a sharing option: Only me, Anyone with a link, Public, or, for Enterprise plans, Anyone at [your company].
Confirmation: Choose Confirm to finish the setup.
Interaction and Validation: Using the sidebar on ChatGPT’s homepage, find your GPT. Speak with it normally. The beta platform was used for testing GPT builder and because all of that risk is well connected to ChatGPT’s incorrect information cross-checks answers where applicable even on this site.
4. Sharing Your GPT:

If shared, follow these steps:

  • On the sidebar, go to Explore.
  • Click the desired GPT.
  • Click the down caret beside the name of the bot.
  • Click the Copy link.
  • Copy and paste the link as usual.
The Future of OpenAI: Predictions and Possibilities

Editing and Managing Your Custom Chatbot

  • Accessing the Edit Functionality:

    Although it may look quite simple to click the pencil icon next to your custom chatbot in ChatGPT’s side panel, it requires a new start of conversation rather than editing directly. To edit your custom chatbot, follow these steps:

  • Navigate to Edit:

    From the Sidebar, choose Explore.

    Tap on Edit next to the GPT you are seeking to change.

  • Updating Settings:

    Tweak your GPT settings as necessary.

  • Confirm Changes:

    Click Update and then Confirm.

  • To Delete Your Custom GPT:

    Accessing Deletion Options:

    On the sidebar, choose Explore. Next to the GPT, you plan to delete, tap on More represented by three dots (…).

  • Initiate Deletion:

    Click Delete GPT.

  • Confirmation Process:

    On the confirmation window, hit Delete GPT.

Concluding Actions

This brings an end to the process of edits and deleting your personal GPT. Whenever you perform administrative chores, be aware that the pencil icon opens a new chat whereas ellipses give access to the delete process.
Final Thoughts
At last, we would say that with the GPT Builder, designing personalized chatbots for niche apps like customer service & education has become quite simple. With the versatility of this technology, people and businesses can easily customize chatbots as per their needs. However, it is important to take care of data security & privacy.
Vikas Agarwal is the Founder of GrowExx, a Digital Product Development Company specializing in Product Engineering, Data Engineering, Business Intelligence, Web and Mobile Applications. His expertise lies in Technology Innovation, Product Management, Building & nurturing strong and self-managed high-performing Agile teams.

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