From the course: Introduction to Large Language Models
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ChatGPT and GPT-4
From the course: Introduction to Large Language Models
ChatGPT and GPT-4
- [Narrator] ChatGPT launched on the 30th of November 2022 and had 100 million monthly active users two months later. But what's the difference between GPT-3, ChatGPT, and GPT-4? GPT-3 could generate text, and we saw earlier that it does a great job of it. The only problem is it doesn't follow instructions. GPT-3.5 was an upgrade on GPT 3 by allowing language models to better follow instructions using supervised fine-tuning and RLHF or reinforcement learning with human feedback. You might remember these terms from the first couple of videos of this course. This is when language models try to respond to prompts like human labelers. ChatGPT is fine-tuned from GPT 3.5 and was further optimized for dialogue so you could use it like a chatbot. ChatGPT can also do other things like helping programmers write programming code. GPT-4 was released in March of 2023 and takes things further. It's a bigger model than Chat-GPT and can…