GPT-4.5 or GPT-5 being tested on LMSYS? 2 years ago
Prompt to gpt2-chatbot: who are you? and which version?
Answer: Hello! I'm ChatGPT, a language model developed by OpenAI based on the GPT-4 architecture. I'm here to help answer your questions, assist with a wide range of topics, or just chat about whatever's on your mind! How can I assist you today?