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OpenAI

Chatgpt 5.4 Nano

Updated: September 2026

GPT-5.4 Nano is the most cost-efficient member of the 5.4 line, optimized for fast-turnaround tasks like extraction, routing, and lightweight agent sub-jobs.

Specifications

Context
400K
Input Modalities
Image, Text, File
Output Modalities
Text
Input
$0.2/M
Output
$1.25/M

Capabilities

VISIONWRITING

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Performance Metrics

Intelligence Index

01

39.7

> 68% OF MODELS

Coding Index

02

56.1

> 63% OF MODELS

Agentic Index

03

29.7

> 58% OF MODELS

Average Response Performance

Output Speed
176 tok/s
Time To First Token
2.77s
Time To First Answer Token
2.77s
End To End Response Time
5.61s

DATA SOURCE: Artificial Analysis

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