How to use the latest GPT-4o model using OpenAI’s API and free credits

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Namaste and Welcome to Build It Yourself.

In the tutorial, we will access the latest GPT-4o model using OpenAi’s API and free credits.

If you are a senior professional and looking to learn AI + LLM in a simple language, check out the courses and other details –

Who is this article for?

This article is for those who want to test the GPT-4o model using initial free credits before buying OpenAI’s subscription.

We will use this Google Colab Notebook –

Let us dive into it.


– An Open Mind to learn new things

– OpenAI account

– OpenAI’s API Key

Create your OpenAI API key 

Don’t worry, it’s not a very technical thing. Just follow the below instructions to get it.

OpenAI provides an option to create an API key. We will just generate that.

Step 1 – Login to OpenAI –

Create an account if you don’t have one already

Step 2 – Find “API keys” in the left corner, click on it and then go to the API Keys section

Step 3 – Click on “+ Create new secret key”, provide a name and you will get your API key

Make sure, you copy it and write it somewhere as you will not be able to access it again.

APIs are like messengers that transfer information from one software to another. 

Our bot will use OpenAI’s GPT model to answer questions.

Access GPT-4o using the OpenAI API key in Google Colab

Connect with me on LinkedIn –

Here is how I learned AI as a non-technical person in 4 months for free.

Let’s learn to build a basic AI/ML model in 4 minutes (Part 1)

Happy learning!

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Nikhilesh Tayal
Nikhilesh Tayal
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