ChatGPT

<p><strong>ChatGPT</strong><sup id="cite_ref-3" class= "reference"><a href= "https://en.wikipedia.org/wiki/ChatGPT#cite_note-3">[a]</a></sup> is an <a title="Artificial intelligence" href= "https://en.wikipedia.org/wiki/Artificial_intelligence">artificial intelligence</a> (AI) <a title="Chatbot" href= "https://en.wikipedia.org/wiki/Chatbot">chatbot</a> developed by <a title="OpenAI" href= "https://en.wikipedia.org/wiki/OpenAI">OpenAI</a> and released in November 2022. It is built on top of OpenAI's <span class= "nowrap"><a class="mw-redirect" title="GPT-3.5" href= "https://en.wikipedia.org/wiki/GPT-3.5">GPT-3.5</a></span> and <span class="nowrap"><a title="GPT-4" href= "https://en.wikipedia.org/wiki/GPT-4">GPT-4</a></span> families of <a title="Large language model" href= "https://en.wikipedia.org/wiki/Large_language_model">large language models</a> (LLMs) and has been <a title= "Fine-tuning (machine learning)" href= "https://en.wikipedia.org/wiki/Fine-tuning_(machine_learning)">fine-tuned</a> (an approach to <a title="Transfer learning" href= "https://en.wikipedia.org/wiki/Transfer_learning">transfer learning</a>) using both <a title="Supervised learning" href= "https://en.wikipedia.org/wiki/Supervised_learning">supervised</a> and <a title="Reinforcement learning" href= "https://en.wikipedia.org/wiki/Reinforcement_learning">reinforcement learning</a> techniques.</p>