Claude Opus 4.8 vs DeepSeek V4 Pro — Who Actually Wins? Real Benchmark Data (2026)

head to head

Claude Opus 4.8 vs DeepSeek V4 Pro

8 shared benchmarks

8

wins

0

ties

0

wins

39.4%

APEX-Agents

38.3%

84.3%

BrowseComp

83.4%

91.0%

GPQA Diamond

90.1%

96.7%

HMMT Feb 2026

95.2%

49.8%

Humanity's Last Exam

37.7%

77.8%

MCP-Atlas

73.6%

69.2%

SWE-bench Pro

55.4%

59.9%

Toolathlon

51.8%