Gemini 3.1 Pro vs Claude Fable 5 — Who Actually Wins? Real Benchmark Data (2026)

head to head

Gemini 3.1 Pro vs Claude Fable 5

11 shared benchmarks

1

wins

0

ties

10

wins

85.9%

BrowseComp

88.0%

83.3%

CharXiv

88.9%

12.0%

DeepSWE

70.0%

36.9%

FrontierMath

87.0%

94.3%

GPQA Diamond

92.6%

44.4%

Humanity's Last Exam

53.3%

78.2%

MCP-Atlas

84.7%

80.5%

MMMU Pro

81.2%

76.2%

OSWorld-Verified

85.0%

54.2%

SWE-bench Pro

80.3%

70.3%

Terminal-Bench 2.1

84.6%