GPT-5.4 Nano

Name: GPT-5.4 Nano
Author: OpenAI

OpenAI · 2026-03-17

GPT-5.4 Nano is the smallest and cheapest tier of OpenAI's GPT-5.4 generation, optimized for simple, high-volume tasks such as classification, extraction, and ranking. It is built for low-latency subagent and pipeline workloads.

Benchmark scores

Benchmark	Score
AA-Briefcase Elo	670
AA-Briefcase v1.1 Elo	674
AA-LCR	66.0
AA-LCR v1.1	76.7
AA-Omniscience Index	-18.0
Agent Red Teaming k=100 (CAIS)	81.7
Aikido Known-CVE Detection (Pass@3 Union)	69.2
Aikido Known-CVE Detection (Single-Run Average)	57.7
AIME 2024 (avg@8)	85.4
AIME 2024-2025	88.8
AIME 2025 (avg@8)	92.1
ALE-Bench	1312
APEX-Agents-AA (avg@3)	24.9
ARC-AGI-1 Semi-Private	51.5
ARC-AGI-2	5.7
Arena Text — Business, Management & Financial Ops (No Style Control)	1366
Arena Text — Chinese (No Style Control)	1391
Arena Text — Creative Writing (No Style Control)	1314
Arena Text — English (No Style Control)	1381
Arena Text — Entertainment, Sports & Media (No Style Control)	1324
Arena Text — Exclude Ties (No Style Control)	1345
Arena Text — Exclude Ties (Style Controlled)	1389
Arena Text — Expert (No Style Control)	1396
Arena Text — French (No Style Control)	1395
Arena Text — French (Style Controlled)	1428
Arena Text — German (No Style Control)	1368
Arena Text — Hard Prompts (No Style Control)	1381
Arena Text — Hard Prompts English (No Style Control)	1387
Arena Text — Instruction Following (No Style Control)	1362
Arena Text — Japanese (No Style Control)	1343