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
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
ChatGPT can now see, hear, and speak - OpenAI Image understanding is powered by multimodal GPT‑3 5 and GPT‑4 These models apply their language reasoning skills to a wide range of images, such as photographs, screenshots, and documents containing both text and images
GPT-4 - OpenAI We used GPT‑4 to help create training data for model fine-tuning and iterate on classifiers across training, evaluations, and monitoring Built with GPT-4 GPT‑4 deepens the conversation on Duolingo
Start using ChatGPT instantly - OpenAI It's core to our mission to make tools like ChatGPT broadly available so that people can experience the benefits of AI More than 100 million people across 185 countries use ChatGPT weekly to learn something new, find creative inspiration, and get answers to their questions
Introducing ChatGPT Plus - OpenAI The new subscription plan, ChatGPT Plus, will be available for $20 month, and subscribers will receive a number of benefits: General access to ChatGPT, even during peak times
Download ChatGPT - OpenAI Download ChatGPT Use ChatGPT your way Talk to type or have a conversation Take pictures and ask about them
What is ChatGPT? - OpenAI Help Center ChatGPT is fine-tuned from GPT-3 5, a language model trained to produce text ChatGPT was optimized for dialogue by using Reinforcement Learning with Human Feedback (RLHF) – a method that uses human demonstrations and preference comparisons to guide the model toward desired behavior
OpenAI Shipping code faster with o3, o4-mini, and GPT-4 1 API The San Antonio Spurs use ChatGPT to scale impact on and off the court ChatGPT Get started with ChatGPT Download Our Research Research Index; Research Overview; Research Residency; Latest Advancements OpenAI o3; OpenAI o4-mini; GPT-4o; GPT-4o mini; Sora; Safety
Introducing ChatGPT search - OpenAI The search model is a fine-tuned version of GPT‑4o, post-trained using novel synthetic data generation techniques, including distilling outputs from OpenAI o1‑preview ChatGPT search leverages third-party search providers, as well as content provided directly by our partners, to provide the information users are looking for