GLM-4.7-Flash vs GPT-5.3 Codex — Who Actually Wins? Real Benchmark Data (2026)

head to head

GLM-4.7-Flash vs GPT-5.3 Codex

3 shared benchmarks

0

wins

0

ties

3

wins

75.2%

GPQA Diamond

91.5%

14.4%

Humanity's Last Exam

39.9%

59.2%

SWE-bench Verified

80.0%