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Claude Opus 4.8 vs Tencent Hy3 preview

Claude Opus 4.8 (Anthropic) and Tencent Hy3 preview (Tencent) compared on benchmarks, pricing, context window, and use-case rankings.

Claude Opus 4.8Anthropic · 1 in the newsTencent Hy3 previewTencent

Scores

Intelligence (ECI)157—

Coding93—

Math91—

Reasoning & Knowledge75—

Agentic & Tools94—

Specifications

DeveloperAnthropicTencent

FamilyClaude—

ReleasedMay 28, 2026Apr 23, 2026

Parameters—295B

AvailabilityAPI accessOpen weights (restricted use)

Context window1M—

Price — $/M input$5.00—

Price — $/M output$25.00—

Inputstext, image, file—

Outputstext—

Benchmarks

AIME 2024/202598%—

APEX43%—

ARC-AGI93%—

ARC-AGI-272%—

FrontierMath47%—

FrontierMath Tier 431%—

GPQA Diamond91%—

SimpleBench65%—

SimpleQA Verified40%—

WebDev Arena1552—

WeirdML83%—

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.