ChatGPT helps you get answers, find inspiration and be more productive. It is free to use and easy to try. Just ask and ChatGPT can help with writing, learning, brainstorming and more.

Nov 30, 2022 · We’ve trained a model called ChatGPT which interacts in a conversational way. The dialogue format makes it possible for ChatGPT to answer followup questions, admit its …

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 …

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 …

ChatGPT is free to use for anyone with an account on OpenAI's website. You can create a free account with your email address, Google account, or Microsoft account.

3 days ago · With ChatGPT in your pocket, you’ll find: · Image generation–Generate original images from a description, or transform existing ones with a few simple words. · Advanced …

5 days ago · ChatGPT refers to itself as “a language model developed by OpenAI, a leading artificial intelligence research lab.” The model is based on the “GPT (Generative Pre-training …

Jun 10, 2025 · ChatGPT is the most popular AI chatbot out there, and we have everything you need to know to get started right here.

Download ChatGPT Use ChatGPT your way. Talk to type or have a conversation. Take pictures and ask about them.

Apr 1, 2025 · What is ChatGPT? ChatGPT is an AI chatbot that was initially built on a family of Large Language Models (or LLMs), collectively known as GPT-3.