Why and How to Train ChatGPT with your Custom Data
7 min.

Have you ever wished ChatGPT, the best among language models, could understand your specific industry jargon, know your projects, or talk to customers based on their personal preferences? What about  generating content tailored to your specific interests or business needs?

ChatGPT is a state-of-the-art natural language processing (NLP) model that can generate coherent, human-like text. It’s been trained on massive amounts of data and has become a valuable tool for businesses and individuals alike. However, its general knowledge may not always fit the needs of specific fields.

Luckily, there is a way to train chat GPT on custom data. This process is called fine-tuning, and it can significantly improve the model’s performance when generating text in your specific domain. 

So, is it worth the hassle?ProCoders has the answer based on facts and our experience. In this article, we’ll explain what fine-tuning is and how it works, along with providing a step-by-step guide on how to train chatbot on your own data.

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What is AI, Open AI and ChatGPT?

Artificial Intelligence (AI) is the buzzword of the tech world, while OpenAI and ChatGPT model  are two of the latest developments in the niche. But what exactly are they, and how do they work? Let’s dive in and explore these innovative technologies.

What is AI?

Artificial Intelligence (AI) refers to the simulation of human intelligence in machines that are programmed to think, learn and act like humans. AI algorithms can be trained to recognize patterns, solve problems, and make decisions. The applications of AI are endless, ranging from image and speech recognition to self-driving cars and chatbots.

What is OpenAI?

OpenAI is an artificial intelligence research laboratory consisting of leading researchers and engineers in the field of AI. It was founded in 2015, and is backed by a group of renowned entrepreneurs and investors, including Elon Musk and Sam Altman. OpenAI’s mission is to create safe and beneficial AI that can be used for the advancement of humanity.

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One of the notable projects from OpenAI is its language model called GPT (Generative Pre-trained Transformer). GPT uses deep learning algorithms to generate human-like text. It can be used for a variety of applications, such as chatbots, language translation, and content creation.

What is ChatGPT?

ChatGPT is a chatbot developed by OpenAI, powered by GPT. It’s designed to give quick answers and carry on conversations with users based on context in a natural and engaging way. ChatGPT is trained on vast amounts of text data, which enables it to understand the nuances of language and generate appropriate responses.

ChatGPT can be used in a variety of applications, such as:

  • Customer support
  • Personal assistant 
  • Language learning and translation
  • Content generation
  • Code writing and debugging
  • Summarizing, etc. 

Its ability to understand and generate human-like responses has made it a popular choice among developers and businesses. But if it’s so smart, why would you want to have ChatGPT train custom model based on the information about your business?

Why You May Need to Train ChatGPT on Your Data?

Here are some reasons why you may need to train chatbot on custom data:

1. Industry-specific Language

If your business operates in a specific industry, such as healthcare or finance, you may need ChatGPT to understand industry-specific language. By training the model on data from your field, you ensure that it can generate responses that use the same terminology as your customers.

2. Brand-specific Language

Every business has its own brand language, including product names, slogans, and jargon. By training ChatGPT on your brand-specific language, you can ensure that it generates responses that reflect your brand voice and tone.

Custom chatbot for work

3. Customer-specific Language

Your customers may use certain phrases or expressions when communicating with your business. By training ChatGPT on data from your customer interactions, you can ensure that it generates responses that feel natural and familiar to your customers.

4. Language Understanding

ChatGPT custom model training on your data can also help it understand language nuances, such as sarcasm, humor, or cultural references. By exposing the custom model to a wide range of examples, you can help it learn to recognize and respond appropriately to different types of language.

All of these reasons lead to at least one crucial result of teaching your AI chat – increased customer satisfaction. With it come new clients due to word-of-mouth marketing, orders increase and become more frequent, more people choose you over competition, and your revenue grows.

Why? Because users find answers to their questions quickly and easily, get suggestions, and feel that the brand cares about them.

So, how can you train your AI?

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Ways to Train ChatGPT on Custom Data

You can utilize several strategies to customize your chatbot. In this guide, we prepared detailed explanations for the most common ones:

Strategy 1. Fine-Tune ChatGPT Against Your Dataset

Fine-tuning involves training the pre-trained language model on a specific dataset for a specific task, improving its performance in a given domain. Here are some steps involved in fine-tuning ChatGPT:

Step 1. Data Preprocessing

The first step involves preparing the training dataset for fine-tuning. This includes cleaning and preprocessing the data, and splitting it into training, validation, and testing sets.

Step 2. Training the Model

The next step involves fine-tuning ChatGPT on the prepared dataset, choosing optimal hyperparameters, and monitoring the model’s performance on the validation set.

Step 3. Interfacing with the LLM

Then you create an interfacing layer between the fine-tuned model and the ChatGPT language model. The interfacing layer ensures that the User Input can be processed and the output can be utilized correctly to form a conversation.

Step 4. Integrating fine-tuning GPT-3

Integrating a custom GPT model with your project ensures that it will be able to respond to User Inputs that were not part of the training data. GPT-4 will be able to generate responses closest to the User Input by understanding the language patterns of the user.

Integrating fine-tuning GPT-3

Strategy 2. Prompt Engineering with Your Database

Prompt Engineering means creating prompts based on specific questions or statements that are frequently demanded by the user. This involves creating a database of user intents and mapping them to specific user prompts. ChatGPT can be trained on these specific prompts for faster response time and improved usability.

With these ways to train ChatGPT on custom data, businesses can create more accurate chatbots, and improve their organization’s customer service and user experience.

Many businesses still say no to the opportunity because it’s a relatively new technology that seems very difficult. And if you’ve never worked with that kind of task before, what’s the guarantee you’ll succeed?

Or maybe you just don’t have the time to learn how to train your chatbot, but rather find someone who can do that for you? Well, we are here to help you!

How ProCoders may help you train your own chatbot?

ProCoders (omnimind.ai) low-code AI platform provides an effortless way to build and train your own custom chatbot with the help of AI algorithms such as OpenAI and ChatGPT. You can train your bot to understand and respond to user queries with accuracy by feeding it with data from various sources and a verified custom knowledge base. The platform also offers an SDK for easy chatbot integration with your website or application. With the AI-driven ETL solution provided by OmniMind, you can extract, transform and load your data with precision, making the training process faster and more efficient. 

How much does it cost to build a chatbot? It can cost from $29- $499 a month, depending on the scale of your database and overall project complexity. 

For example, simply applying some new data to slightly customize the chatbot is an easy task that can be done fast, while creating a whole new interface with the ability to upload PDF files is completely another level. You can find out the scope of work your project needs by applying to our Discovery Phase. 

We will research your idea and create a complete development roadmap within weeks! By using our service offering, you can scale up your customer engagement, improve customer support, and enhance the overall user experience via a custom-trained AI chatbot!

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Can you train ChatGPT on custom data?

Yes, you can train ChatGPT on custom data through fine-tuning. Fine-tuning involves taking a pre-trained language model, such as GPT, and then training it on a specific dataset to improve its performance in a specific domain.

Can ChatGPT be customized for specific domains or industries?

Yes, you can customize ChatGPT for specific domains or industries. By fine-tuning or retraining ChatGPT on domain-specific data, it can be adapted to understand and generate more specific and relevant responses, that are aligned with the particular domain or industry.

Can chat GPT be used to create conversational AI systems for customer service or other applications?

Yes, ChatGPT can be used to form a conversational AI system for customer service or other applications. ChatGPT offers the ability to understand natural language processing, generating responses that can simulate human conversations. Thus, it can be integrated into chatbots and other conversational AI systems that can be utilized for various applications, such as customer service, information retrieval, and more.


Creating a successful customer support chatbot powered by ChatGPT can be a challenging and time-consuming endeavor. However, with the right training techniques using your own data and professional guidance, you can make your bot an effective tool to improve client experience and satisfaction. 

ProCoders is a team of experienced AI experts who provide custom training and interfacing services for ChatGPT. Our team can help you customize your chatbot to meet your specific needs and provide support throughout the entire process. 

With ProCoders, you can rest assured that your bot will be up and running in a short time, providing users with an engaging conversational AI experience.

  • Warrick Schmidt

    Hi, I am a physiotherapist who is looking for some help to train this technology to help patients get answers to complex questions about low back pain. Would training it with research papers and professional information be possible?


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