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Gemini 3.1 Pro vs GLM-5.1
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Scores
Intelligence (ECI)156150
Coding7169
Math7663
Reasoning & Knowledge9648
Agentic & Tools88—
Specifications
DeveloperGoogle DeepMindZ.ai (Zhipu AI)
FamilyGemini—
ReleasedFeb 19, 2026Apr 7, 2026
Parameters—754B
AvailabilityAPI access—
Context window—203K
Price — $/M input—$0.98
Price — $/M output—$3.08
Inputs—text
Outputs—text
Benchmarks
AIME 2024/202596%92%
APEX34%—
ARC-AGI98%—
ARC-AGI-277%—
FrontierMath37%33%
FrontierMath Tier 417%13%
GPQA Diamond94%85%
GSO (code optimization)23%—
Humanity's Last Exam46%—
METR task horizon6.4 h—
SimpleBench80%59%
SimpleQA Verified77%37%
SWE-bench Verified76%74%
Terminal-Bench80%—
WebDev Arena14611534
WeirdML72%57%
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.