ChatGPT is a generative artificial intelligence chatbot developed by OpenAI. Originally released in November 2022, the product uses large language models โ€”specifically generative pre-trained โ€ฆ ChatGPT is your AI chatbot for everyday use. Chat with the most advanced AI to explore ideas, solve problems, and learn faster. Chat with GPT for free online. Powered by OpenAI GPT-4o. Click the web search icon to get fast, timely answers with links to relevant web sources. โ€ฆ Chat with your files and images Upload a document or image, then ask questions about it. ChatGPT can read, summarize, or explain what it sees. Nov 12, 2025 ยท Weโ€™re upgrading the GPT-5 series with warmer, more capable models and new ways to customize ChatGPTโ€™s tone and style. GPT-5.1 starts rolling out today to paid users. Nov 30, 2022 ยท Weโ€™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 mistakes, โ€ฆ.

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