Agent may make mistakes. Verify all outputs.
GPT-5.4 is OpenAI's best general-purpose model, part of the GPT-5 flagship model family. It's their most intelligent model yet for both general and agentic tasks.
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-5.4', prompt: 'Why is the sky blue?'})Try out GPT 5.4 by OpenAI. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.
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