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Tencent released open-source Hy4 preview model

Tencent unveiled Hy4 preview, a 770B-parameter model with a 1M-token context, built for software, office, gaming, and research work. It outperformed GLM 5.3 and Kimi K3 in internal tests and is now open source.

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TestingCatalog AI News Tencent released open-source Hy4 preview model Hy4 preview is now open-source and available via Tencent Cloud, OpenRouter, Tencent products and public repositories.
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