GPT-5.4 Nano
OpenAI
openai/gpt-5.4-nanoGPT-5.4 Nano is the smallest, fastest model in the GPT-5.4 family, aimed at high-throughput, low-latency tasks like classification and simple extraction where cost efficiency is the priority.
Cost rate
0.2x
Context
400K
Released
Mar 17, 2026
Input
FileImageText
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Image understanding
#71 · top 49%
Mathematical
#104 · top 28%
Software & IT Services
#123 · top 31%
Business, Management, & Finance
#133 · top 34%
Performance
Median latency and throughput measured across recent requests.
Throughput177 tok/s
Latency