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GPT-5.4 Mini

OpenAI · 2026-03-17

GPT-5.4 Mini is the smaller, lower-cost tier of OpenAI's GPT-5.4 generation, built for fast, high-volume use while retaining text and image input, tool use, and reasoning. It was positioned as a highly capable small model balancing cost and intelligence.

Benchmark scores

BenchmarkScore
AA-Briefcase Elo717
AA-LCR69.3
AA-Omniscience Index-18.7
Agent Red Teaming k=100 (CAIS)74.3
Aikido Known-CVE Detection (Pass@3 Union)80.8
Aikido Known-CVE Detection (Single-Run Average)64.1
AIME 2024 (avg@8)95.8
AIME 2024-202595.6
AIME 2025 (avg@8)95.4
ALE-Bench1487
Antidote: Everyday Edition934
APEX-Agents24.6
APEX-Agents-AA28.2
ARC-AGI-163.7
ARC-AGI-218.9
Arena Code WebDev — Brand & Marketing1394
Arena Code WebDev — Consumer Product1391
Arena Code WebDev — Content Creation Tools1394
Arena Code WebDev — Data & Analytics1389
Arena Code WebDev — Gaming1424
Arena Code WebDev — HTML1428
Arena Code WebDev — React1388
Arena Code WebDev — Reference-Based Design1411
Arena Code WebDev — Simulations1410
Arena Text — Business, Management & Financial Ops (No Style Control)1418
Arena Text — Chinese (No Style Control)1450
Arena Text — Creative Writing (No Style Control)1370
Arena Text — English (No Style Control)1412
Arena Text — Entertainment, Sports & Media (No Style Control)1374
Arena Text — Exclude Ties (No Style Control)1398
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