GPT-4.1 mini
GPT-4.1 mini delivers GPT-4o-class intelligence at reduced cost with nearly half the latency, making it a cost-performance option in the GPT-4.1 family for high-volume production workloads.
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-4.1-mini', prompt: 'Why is the sky blue?'})