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Gemini 3.1 Pro vs GLM-5.2

Gemini 3.1 Pro (Google DeepMind) and GLM-5.2 (Z.ai (Zhipu AI)) compared on benchmarks, pricing, context window, and use-case rankings.

GLM-5.2 ranks higher for coding (91th vs 68th percentile).

Gemini 3.1 ProGoogle DeepMind · 3 in the newsGLM-5.2Z.ai (Zhipu AI) · 6 in the news

Scores

Intelligence (ECI)156—

Coding6891

Math7633

Reasoning & Knowledge9670

Agentic & Tools88—

Specifications

DeveloperGoogle DeepMindZ.ai (Zhipu AI)

FamilyGemini—

ReleasedFeb 19, 2026Jun 16, 2026

Parameters——

AvailabilityAPI accessOpen weights (unrestricted)

Context window—1M

Price — $/M input—$0.95

Price — $/M output—$3.00

Inputs—text

Outputs—text

Benchmarks

AIME 2024/202596%86%

APEX34%—

ARC-AGI98%—

ARC-AGI-277%—

FrontierMath37%—

FrontierMath Tier 417%—

GPQA Diamond94%92%

GSO (code optimization)23%—

Humanity's Last Exam46%—

METR task horizon6.4 h—

SimpleBench80%—

SimpleQA Verified77%38%

SWE-bench Verified76%79%

Terminal-Bench80%—

WebDev Arena14611593

WeirdML72%70%

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.

Frequently asked questions

Which is better for coding, Gemini 3.1 Pro or GLM-5.2?

Across coding benchmarks like SWE-bench Verified and Terminal-Bench, GLM-5.2 ranks higher — 91th vs 68th percentile among the models tracked on Model Beat.

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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.