Kimi K2.5 vs Claude Sonnet 4.6 — Who Actually Wins? Real Benchmark Data (2026)

head to head

Kimi K2.5 vs Claude Sonnet 4.6

7 shared benchmarks

2

wins

0

ties

5

wins

96.1%

AIME

94.0%

60.6%

BrowseComp

74.0%

87.6%

GPQA Diamond

89.9%

87.1%

MMLU Pro

79.2%

63.3%

OSWorld

72.5%

76.8%

SWE-bench Verified

79.6%

50.8%

Terminal-Bench 2.0

59.1%