The model powering ChatGPT is gpt-5.2-chat-latest: this is OpenAI's best general-purpose model, part of the GPT-5 flagship model family.
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-5.2-chat', prompt: 'Why is the sky blue?'})Try out GPT-5.2 Chat by OpenAI. Usage is billed to your team at API rates. Free users get $5 of credits every 30 days, and you are considered a free user if you haven't made a payment.
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