ModelsOpenAI · released 2026-03-17

GPT-5.4 Nano

Measured on 80 benchmarks.

Open Index

Not ranked on the Open Index: too little measured data on its benchmarks, or released more than a year ago.

Weights
Proprietary
Context window
400K tokens
API price
$0.20 in · $1.25 out per 1M tokens

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