Step-3.5-Flash vs Qwen 3.5 397B — Who Actually Wins? Real Benchmark Data (2026)

head to head

Step-3.5-Flash vs Qwen 3.5 397B

6 shared benchmarks

2

wins

0

ties

4

wins

97.3%

AIME

91.3%

69.0%

BrowseComp

78.6%

83.5%

GPQA Diamond

88.4%

86.4%

LiveCodeBench

83.6%

84.4%

MMLU Pro

87.8%

74.4%

SWE-bench Verified

76.4%