I Built My Own Mini ChatGPT — Here’s What I Learned

📰 Medium · ChatGPT

Learn how to build a mini ChatGPT from scratch and understand the fundamentals of LLMs

intermediate Published 24 Apr 2026
Action Steps
  1. Read the article on Medium to understand the author's approach to building a mini ChatGPT
  2. Build a simple LLM using a library like Transformers or Hugging Face
  3. Configure the model to use a smaller dataset and adjust hyperparameters for better performance
  4. Test the model with sample inputs to evaluate its effectiveness
  5. Compare the results with the original ChatGPT model to identify areas for improvement
Who Needs to Know This

AI engineers and researchers can benefit from this tutorial to gain hands-on experience with building LLMs, while product managers can learn about the capabilities and limitations of these models

Key Insight

💡 Building a mini ChatGPT from scratch can help you understand the fundamentals of LLMs and improve your skills in AI model development

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🤖 Built a mini ChatGPT from scratch! Learned about LLMs, model configuration, and testing #AI #LLMs #ChatGPT
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