GLM-5.1 vs GPT-5.4 — Who Actually Wins? Real Benchmark Data (2026)

head to head

GLM-5.1 vs GPT-5.4

5 shared benchmarks

2

wins

0

ties

3

wins

68.0%

BrowseComp

82.7%

86.2%

GPQA Diamond

92.8%

58.4%

SWE-bench Pro

57.7%

77.8%

SWE-bench Verified

77.2%

69.0%

Terminal-Bench 2.0

81.8%