GPT-5.4 Pro — Real Scores Across 5 Benchmarks (2026)

OpenAI

GPT-5.4 Pro

5 benchmarks

BrowseComp

#1 of 17

89.3%

ARC-AGI 2

#3 of 6

83.3%

FrontierMath

#1 of 2

50.0%

Humanity's Last Exam

#11 of 24

44.32%

FrontierMath Tier 4

#1 of 2

38.0%