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GPT-5.4 Nano

OpenAI

GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...

In
$0.20
Out
$1.25
Blended
$0.46
Where to buy this model
2 access routes
RouteInOutBlendedvs
OpenAI cheapest$0.10$0.63$0.23-
Azure $0.20$1.25$0.46+100%

official API · cloud platform · inference host · USD per 1M tokens. Same model, different providers - price and quantization vary.

Ctx
400K
max output
128K
cache read /1M
$0.02
Family
gpt
Modalities
file · image · text
Features
json · reasoning · tools

Live pricing, updated 2026-09-15.

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