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ChatGPT - OpenAI Access to a research preview of GPT‑4 5, our largest model yet, and GPT‑4 1, a model optimized for coding tasks Create and use projects, tasks, and custom GPTs Limited access to Sora video generation Opportunities to test new features
What Is ChatGPT? Everything You Need to Know | TechTarget ChatGPT is similar to the automated chat services found on customer service websites, as people can ask it questions or request clarification to ChatGPT's replies The GPT stands for "Generative Pre-trained Transformer," which refers to how ChatGPT processes requests and formulates responses
ChatGPT - Wikipedia ChatGPT is based on GPT foundation models that were fine-tuned for conversational assistance, including GPT-4o, GPT-4 5, o3, and o4-mini [18] The fine-tuning process leveraged supervised learning and reinforcement learning from human feedback (RLHF)
ChatGPT | OpenAI Help Center Learn how chats, files, and custom GPT data are stored and deleted in the ChatGPT macOS app
Introducing ChatGPT - OpenAI ChatGPT is fine-tuned from a model in the GPT‑3 5 series, which finished training in early 2022 You can learn more about the 3 5 series here (opens in a new window) ChatGPT and GPT‑3 5 were trained on an Azure AI supercomputing infrastructure