GPT-5.4 vs GPT-5.4 Mini — Who Actually Wins? Real Benchmark Data (2026)

head to head

GPT-5.4 vs GPT-5.4 Mini

4 shared benchmarks

4

wins

0

ties

0

wins

92.8%

GPQA Diamond

88.0%

75.0%

OSWorld

72.1%

57.7%

SWE-bench Pro

54.4%

81.8%

Terminal-Bench 2.0

60.0%