Claude Opus 4.6 vs Seed 2.0 Lite — Who Actually Wins? Real Benchmark Data (2026)

head to head

Claude Opus 4.6 vs Seed 2.0 Lite

5 shared benchmarks

3

wins

0

ties

2

wins

100.0%

AIME

93.0%

91.3%

GPQA Diamond

85.1%

76.0%

LiveCodeBench

81.7%

82.0%

MMLU Pro

87.7%

81.42%

SWE-bench Verified

73.5%