OpenAI’s GPT-4 has revolutionized the landscape of Large Language Models (LLMs), offering unparalleled AI capabilities. Learn how to create and customize your own custom GPTs for various applications.


ChaptGPT exploded into the public eye in 2023 with a free to use, open demo which showcased the remarkable capabilities of the latest machine learning model.

GPT stands for Generative Pretrained Transformer and describes the underlying technology that powers Large Language Models (LLMs) in general. The secret sause with these models is that the more data and computing power you throw at them, the smarter and more interesting their capabilites get. Before we get into the details a little about how OpenAI’s GPTs are trained.

GPT-4 – The Generalist

The current iteration of OpenAIs model is GPT-4. This is referred to as the base model and is pre-trained on data from the internet and other sources. Because the training occurs on such a diverse set of data the model is more of a generalist than specialised in any one topic. While this offers great flexibility in the model it means that it can hallucinate (aka confidently make up details) when pushed to have expert knowledge on topics outside the original training set. This doesn’t take away from the power of the model but it does offer an oppourtunity to apply a new technique to improve and specialise the model. Introducing Custom GPTs.

Custom GPTs

In November 2023, Sam ALtman (CEO OpenAI) announced custom GPTs at the companies first dev day conference. This was an exciting announcemnt but perhaps not immediately obvious as to why. OpenAI were offering their pro subscrbers the chance to add refined prompts, knowledge files and actions to create a custom version of ChatGPT that had more specialised capabilities. This opens the door to many new and exciting possibilities. We will explore the setup of a GPT and peek under the hood at some of the advanced features you can use in your own GPT. Finally we’ll close with a few throughs on security and gaps in the security of GPTs. Let’s go…

Creating a Simple GPT


Throughout the process, remember that no coding skills are required. The GPT builder is user-friendly and guides you through each step. You can also integrate your GPT with third-party services for expanded functionalities, like workflow automation or web browsing. The possibilities are vast, limited only by your imagination and the data you provide.

Step 1: Signup for a Pro Subscription


First things first, you’ll need to have a qualifying subscription. This is your entry ticket to the world of custom GPTs. So, sign up and log into your account to kick things off.

Step 2: Open the GPT Builder Interface

Explore and create custom GPTs from OpenAI


Navigate to the ‘Explore‘ section once you’re logged in. Here, you’ll find the option to ‘Create a GPT‘. The interface is broken out into three main sections:

  • Create: This is a conversational builder interface where you will be asked a number of questions about what you are trying to achieve.
  • Configure: Here you can adjust all values populated by the create interface plus more advanced options. We’ll get to these a little later.
  • Preview: Allows you to interact with your new GPT and test it out

Step 3: Create your GPT Conversationally

GPT Builder used to create custom GPTs from OpenAI


Now, it’s time to let your creativity flow. In the GPT builder, you’ll describe the tasks you want your custom GPT to handle. Think about what you want your GPT to do – whether it’s content creation, customer support, legal assistance, or even web development support. The clearer your objectives, the better your GPT will perform. The GPT Builder will guide you through this process and offer suggestions for:

  • Your GPTs name
  • The icon to display to users
  • The conversational style your GPT should take

At the end of this conversation you will have a GPT that you can choose to share with the world or keep to yourself.

Step 4: Test

Testing capabilities of custom GPTs from OpenAI

Fantastic, you have now refined what it is you want your GPT to do. Now it’s time to test. The preview section allows you to interact with your new GPT and make sure that it behaves and responds as you intended. Ask it questions like your intended user would and see how it responds.

Step 5: Publish

Publish custom GPTs from OpenAI


Once you’re satisfied with your GPT’s performance, it’s time to share your creation with the world (or just keep it for yourself, your choice). You can choose how to publish your GPT – make it private, public, or shareable via a link.

These are the basic steps you need to get to take advantaage of GPTs and their capabilties. Read on for more advanced options like enabling tools, generating images & custom actions.

Advanced Options

Configure advanced custom GPTs from OpenAI


Congratulations on creating your GPT! While it’s a great start, the real magic happens when you explore the advanced options. These features transform your GPT from a simple chatbot to a versatile digital assistant tailored just for you. The key? Configuring advanced optiond and capabilities through OpenAI features and customactions. With endless customization possibilities, you can mix and match these features to create a GPT that’s perfectly suited to your needs and imagination!

Knowledge

Earlier, we discussed how ChatGPT typically functions as a generalist. However, its ‘knowledge feature’ allows you to transform it into a specialist by incorporating proprietary or curated content. While this article doesn’t delve into the format and scope of such content, the process to enhance your GPT’s capabilities is straightforward. Simply curate and upload your knowledge files using the ‘Upload Files’ option. This simple step supercharges your GPT, equipping it with custom knowledge to excel in its specific niche.

Web Browsing


Enabling web browsing in your custom GPT opens up a world of real-time internet access directly within your chat interface. This functionality is ideal for tasks that require real-time information. To enable this feature, you simply select the capability to allow web browsing for your GPT. This integration not only enhances the GPT’s utility but also provides great options for your user to gain value from your creation.

DALL-E Image Generation


With DALL-E image generation integrated into a custom GPT, you open up the option to create vivid images based on textual descriptions. This feature is perfect for GPTs that have a visual output. The setup process couldn’t be more straightforward, enable the capabiltiy and get ready for your GPT to transforms your textual input into stunning graphical representations

Code Interpreter


The code interpreter option in a custom GPT is a boon for developers and programmers. This feature can help you write, review, and debug code. You can set it up to understand various programming languages and provide coding assistance, ranging from simple syntax fixes to complex algorithm development. This option is particularly useful for educational purposes, quick coding queries, or even developing new software.

Actions


Actions in a custom GPT model enable the AI to interact with external services and applications. This could include things like integrating with calendar apps for scheduling, connecting to customer relationship management (CRM) systems for business automation, or even hooking into social media platforms for automated posting. Setting up actions requires a bit of technical know-how, as you’ll need to configure the GPT to communicate with other APIs and services correctly. This requires a dedicated artilce so stay tuned for updates.

Conclusion

In conclusion, creating a custom GPT with OpenAI is an accessible and powerful tool that can be tailored to your specific needs. By following the steps outlined in this guide and exploring advanced options like knowledge enhancement, web browsing, DALL-E image generation, code interpretation, and actions, you can harness the full potential of GPTs for your projects. Start your journey into custom AI agents with GPTs today and enjoy the endless possibilities they offer.

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