GPT 5.4 Nano
GPT 5.4 Nano is the smallest and most affordable model in the GPT-5.4 family, performing close to GPT-5.4 Mini in evaluations at a lower price point, built for high-volume sub-agent workflows.
ReasoningTool UseImplicit CachingWeb SearchVision (Image)File Input
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-5.4-nano', prompt: 'Why is the sky blue?'})Providers
Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.
| Provider |
|---|
 OpenAI | 400K | 0.6s | 61tps | $0.20/M | $1.25/M | Read:$0.02/M Write:— | $10.00/K + input costs | — | +4 | 03/17/2026 | ||
 Azure | 400K | 0.9s | 33tps | $0.20/M | $1.25/M | Read:$0.02/M Write:— | $14/K + input costs | — | +3 | 03/17/2026 |