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GLM-5.1 vs Tencent Hy3 preview

GLM-5.1 (Z.ai (Zhipu AI)) and Tencent Hy3 preview (Tencent) compared on benchmarks, pricing, context window, and use-case rankings.

GLM-5.1Z.ai (Zhipu AI) · 6 in the newsTencent Hy3 previewTencent

Scores

Intelligence (ECI)150—

Coding65—

Math63—

Reasoning & Knowledge47—

Agentic & Tools——

Specifications

DeveloperZ.ai (Zhipu AI)Tencent

Family——

ReleasedApr 7, 2026Apr 23, 2026

Parameters754B295B

Availability—Open weights (restricted use)

Context window203K—

Price — $/M input$0.98—

Price — $/M output$3.08—

Inputstext—

Outputstext—

Benchmarks

AIME 2024/202592%—

FrontierMath33%—

FrontierMath Tier 413%—

GPQA Diamond85%—

SimpleBench59%—

SimpleQA Verified37%—

SWE-bench Verified74%—

WebDev Arena1534—

WeirdML57%—

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.