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中文(ZH) 腾讯混元 Hy4 preview发布，稳居开源模型第一梯队

Tencent Hunyuan releases Hy4 preview, claims top-tier open-source status

By PulseAugur Editorial · [2 sources] ·

Tencent Hunyuan has released and open-sourced its new large language model, Hy4 preview. This model boasts 770 billion total parameters and an impressive context length exceeding 1 million tokens. In internal blind tests conducted by 163 experts across 203 engineering tasks, Hy4 preview slightly outperformed GLM 5.3 and Kimi K3. The model is designed for productivity tasks, showing advancements in areas like software engineering, office analysis, game development, and scientific research. AI

IMPACT This release positions Tencent's model as a strong contender in the open-source LLM space, potentially driving further innovation and competition in productivity-focused AI applications.

RANK_REASON Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=2 ai=1.0]

Read on 雷峰网 (Leiphone) →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Tencent Hunyuan releases Hy4 preview, claims top-tier open-source status

How we ranked this

Signal score
68 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Significant
Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=2 ai=1.0]
Source corroboration
2 independent sources
Multiple independent publishers reporting the same story raises confidence that it's real and newsworthy.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
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Story freshness
Breaking (< 6h)
Fresh story with cross-source coverage still developing. Ranking may shift as more sources report.

Full methodology in our editorial standards.

COVERAGE [2]

  1. 雷峰网 (Leiphone) TIER_1 中文(ZH) ·

    Tencent Hunyuan Hy4 preview released, firmly in the first tier of open-source models

    <p>腾讯混元 Hy4 preview 发布并开源，在真实生产力任务上展现卓越能力</p><p>8 月 28 日，腾讯混元发布并开源新一代大语言模型 Hy4 preview ，总参数 770B、激活参数 49B，上下文长度突破 1M，在代码、办公、科学等真实生产力任务上展现出卓越能力。</p><p>Hy4 preview 在模型尺寸、上下文长度、数据规模上都进行了显著的扩展，预训练和后训练的共同进步带来了智能水平的又一次巨大提升，稳居开源模型第一梯队。</p><p><img src="https://static.leiphone.com/uploads…

  2. Pandaily TIER_1 English(EN) · [email protected] (Pandaily) ·

    Tencent Hunyuan Releases Hy4 Preview, Ranking Among the Top Tier of Open-Source Models

    On August 28, Tencent Hunyuan released and open-sourced Hy4 preview, its next-generation large language model with 770 billion total parameters and a context window exceeding 1 million tokens.

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