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ChatGPT

Everything about OpenAI’s flagship consumer AI product.

ChatGPT is OpenAI’s consumer AI assistant — the fastest-adopted software product in history. This hub tracks every model upgrade, feature release, enterprise deal, and cultural moment.

#chatgpt#openai#gpt#gpt-4o#gpt-5

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Frequently asked questions

Who owns ChatGPT?
ChatGPT is developed and operated by OpenAI, an AI research company founded in 2015 and led by CEO Sam Altman.
What model powers ChatGPT today?
ChatGPT routes queries across a family of models. The current default free tier uses GPT-4o with routing to smaller variants; paid tiers offer access to newer reasoning models such as o3 and GPT-5.
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