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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-AnalystAgent (pass@1)41.3
AA-AnalystAgent (pass@5)62.5
AA-AnalystAgent (pass^5)15.0
AA-Briefcase Elo719
AA-Briefcase v1.1 Elo720
AA-LCR69.3
AA-LCR v1.177.0
AA-Omniscience Index-18.9
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 Edition929
APEX-Agents-AA (avg@3)28.2
ARC-AGI-1 Semi-Private63.7
ARC-AGI-218.9
Arena Code WebDev — Brand & Marketing1393
Arena Code WebDev — Consumer Product1393
Arena Code WebDev — Content Creation Tools1389
Arena Code WebDev — Data & Analytics1388
Arena Code WebDev — Frontend1396
Arena Code WebDev — Fullstack1461
Arena Code WebDev — Gaming1422
Arena Code WebDev — HTML1420
Arena Code WebDev — React1386
Arena Code WebDev — Reference-Based Design1411
Arena Code WebDev — Simulations1406
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