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OpenAI swaps ChatGPT’s default to GPT-5.5 Instant — 52% fewer hallucinations and it remembers your past chats

OpenAI has quietly made one of its biggest changes to ChatGPT since the chatbot launched in late 2022: every user who opens the app or website now gets GPT-5.5 Instant as the default model, replacing ...
VentureBeat

OpenAI's updated GPT-5.5 Instant is better at shopping, complex constraints, and understanding user intent — and it's already in the API

Credit: VentureBeat made with OpenAI ChatGPT-Images-2.0 OpenAI has made a significant update to its most widely used language model, GPT-5.5 Instant, which is the default in the free version of ...