Tencent releases open-weight model Hy4 preview
What happened
Tencent released the open-weight model Tencent Hy4 preview on August 28, 2026, with 7.7e11 parameters, or 770 billion, per an October 3 report. Input is priced at $0.834 per million tokens and output at $2.501 per million tokens. The model page lists ProofBench comparisons against Claude Opus 5, GPT-5.5 Pro and Kimi K3, but the report gives no results. Training compute, hardware, training time and dataset size are all listed as unknown.
Written by AI from the coverage · updated 2 hours ago
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- AI HOT · Models腾讯发布开放权重模型 Tencent Hy4 preview
腾讯于 2026 年 8 月 28 日发布开放权重模型 Tencent Hy4 preview，参数量为 7.7e11。输入价格为 $0.834 / 1M tokens，输出价格为 $2.501 / 1M tokens。模型信息页列出了与 Claude Opus 5、GPT-5.5 Pro 和 Kimi K3 的 ProofBench 对比，训练算力、硬件、时长及数据集规模均标为未知。
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