ChatGPT
ChatGPT is a chatbot and virtual assistant developed by OpenAI and launched on November 30, 2022. Based on large language models (LLMs), it enables users to refine and steer a conversation towards a desired length, format,
| Initial release November 30, 2022 (2 years ago) (2022-11-30) |
Basic Info
| Developer(s) OpenAI |
| Initial release November 30, 2022 (2 years ago) (2022-11-30) |
| Type Chatbot, Large language model, Generative pre-trained transformer |
Methods
We trained this model using Reinforcement Learning from Human Feedback (RLHF), using the same methods as InstructGPT, but with slight differences in the data collection setup. We trained an initial model using supervised fine-tuning: human AI trainers provided conversations in which they played both
Iterative deployment
Today’s research release of ChatGPT is the latest step in OpenAI’s iterative deployment of increasingly safe and useful AI systems. Many lessons from deployment of earlier models like GPT-3 and Codex have informed the safety mitigations in place for this release, including substantial reductions in harmful
