Researchers Find that with new versions of ChatGPT, improvement is not guaranteed    

Vikrant Shetty

July 25, 2023

10:00 am

In recent years, language models powered by artificial intelligence (AI) have taken significant strides, enabling a multitude of applications across various industries. One such prominent language model is ChatGPT, developed by OpenAI. With its widespread usage, continuous improvements are expected to enhance its capabilities. However, a recent study conducted by researchers has shed light on an unexpected revelation – with each new version of ChatGPT, improvement is not always guaranteed. This article will delve into the findings of the research, exploring the factors contributing to ChatGPT’s development, its potential limitations, and the implications for AI technology.

The Evolution of ChatGPT  

1. The Genesis of ChatGPT  

ChatGPT was initially introduced as a successor to the renowned GPT-3 model, leveraging more advanced deep learning techniques. It promised to deliver even more accurate and contextually relevant responses, raising expectations for revolutionary applications across industries.

2. Iterative Enhancements  

OpenAI’s team of dedicated researchers and engineers worked tirelessly to enhance ChatGPT’s performance. Iterative upgrades and fine-tuning were performed to optimize its responses, making it more versatile and efficient in understanding and generating human-like text.

3. User Feedback Loop  

One of the unique aspects of ChatGPT’s development was the incorporation of a user feedback loop. By allowing users to provide feedback on model outputs, OpenAI aimed to gain insights and make data-driven improvements to its system.

Perplexity and Burstiness in ChatGPT  

4. Perplexity in Language Models  

Perplexity is a crucial metric used to measure the effectiveness of language models. It gauges how well a model predicts the next word in a given sequence of words. Lower perplexity indicates that the model has a strong grasp of the context and is better at generating coherent responses.

5. Burstiness and its Impact  

Burstiness refers to the phenomenon where a language model tends to generate excessively confident but incorrect responses in certain contexts. While low perplexity signifies overall coherence, burstiness can lead to misleading or nonsensical outputs, affecting the model’s reliability.

6. Balancing Act  

The challenge lies in maintaining a balance between perplexity and burstiness. Striving for lower perplexity might inadvertently increase the risk of burstiness, while reducing burstiness may negatively impact the model’s coherence.

The Uncertainty Factor  

7. The Uncertainty of Improvement  

Despite the diligent efforts invested in refining ChatGPT, the research found that new versions of the model do not always guarantee improvement. While certain iterations showed promising advancements, others experienced setbacks, leaving researchers puzzled over the unpredictability of progress.

8. Unforeseen Complexities  

The AI landscape is incredibly complex, and language models like ChatGPT operate in an intricate ecosystem of data and algorithms. Unforeseen complexities might emerge when introducing changes, resulting in unforeseeable outcomes.

Implications for AI Technology  

9. Real-World Applications  

AI-driven language models have immense potential in real-world applications, such as natural language processing, content generation, customer service, and more. The limitations observed in ChatGPT urge cautious consideration when deploying such models in critical domains.

10. Ethical Concerns  

As AI language models become more capable, ethical concerns arise regarding their potential misuse, misinformation propagation, and biassed outputs. Striking a balance between innovation and responsible deployment is essential.

11. The Human-AI Partnership  

While AI language models offer tremendous benefits, it is vital to emphasise the role of human expertise and judgment. The human-AI partnership ensures responsible AI usage and reduces overreliance on AI-generated outputs.


  The journey of ChatGPT’s development has been both groundbreaking and challenging. The research findings reveal that improvement in new versions is not always guaranteed, highlighting the complexity of AI technology. Striving for a balance between perplexity and burstiness is essential to enhance AI language models’ reliability. As the AI landscape continues to evolve, the responsible and ethical deployment of AI technology remains paramount to harnessing its full potential.

Vikrant Shetty

July 25, 2023

10:00 am

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