Verified70% confidenceFactTime unknown
ChatGPT is based on the GPT-3.5/GPT-4 large language model, trained using the Transformer architecture and RLHF technology.
4
Sources
70%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedChatGPT was launched in late 2022, based on the GPT-3.5 model and employing the Transformer architecture.80% similarUnverifiedGPT-3.5 was originally an intermediate version developed by OpenAI for training RLHF reward models, later released as text-davinci-003, and was only retroactively named GPT-3.5 after ChatGPT launched78% similar
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