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GPT-5.4 Nano

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GPT-5.4 nano is an AI model from OpenAI.

Publisher
OpenAI
Family
GPT
Context
400K
Input
Output
License
proprietary
Released
17 Mar 2026

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Attribution

Benchmark scores
frontiermathAALiveBenchprime-hubVals AI
Attribution policy →
Context
400K
Input
$0.20
/1M tok
Output
$1.25
/1M tok
Blended
$0.46
#255/ 414/1M · 3:1
Speed
154
#57/ 414tok/s
Cache read
$0.02
0.10x input

Price & speed via Artificial Analysis · ranked across tracked models · caching via OpenRouter

Reported on 28 evals across 12 domains - best 91.7% on Polars Env

Reported eval scores

28
Terminal-Bench (Hard)24.2
LiveBench - Coding70.3
LiveBench - Language51
LiveBench - Math83.1
LiveBench - Reasoning64.5
IFBench32.7
LiveBench - Instruction Following50.9
LiveBench - Data Analysis48.7
FrontierMath25.9
SciCode35.2
GPQA Diamond55.8
CorpFin v261.2
MortgageTax59.1
Finance Agent (v2)38.2
TaxEval v267.4
Vibe Code Bench v1.126.1
LiveBench61.4
Vals Index46.5
Humanity's Last Exam (HLE)4.2
MedCode41
MedScribe77.1
τ²-bench (Tau²-bench)34.8
AutomationBench26.2
Infraresolutionbench75.8
Vals Multimodal Index47.5
SAGE38.1
ProofBench5