腾讯混元 Hy4 在 Agent Arena 综合排名第 14，每任务成本比 Kimi K3.1 Pro 低约 62%
Exciting news from Agent Arena: Hy4 by @TencentHunyuan just landed #14 overall. Currently proprietary, but once its weights are released it will tie with Kimi K
Agent Arena 显示，腾讯混元 Hy4 在 8.5K+ 真实长程智能体会话上综合排名第 14，净提升 +4.7%，并进入 Agent Arena 帕累托前沿。其每任务成本为 $0.55，比 Kimi K3.1 Pro（Max）的 $1.46 低约 62%，两者得分差距在 1 个百分点以内。相比 Hy4 preview 的第 25 名（+1.1%），本次提升 3.6 个百分点；确认成功、好评与投诉比、可操控性、Bash 可靠性四项信号均有改善。Hy4 目前为闭源，权重发布后将在开源模型中与 Kimi K3.1 Pro 并列第 1。
查看原帖👋Hy4 来了，全新具备视觉能力。 稳居领先开源模型之列。 在各领域都更高效：金融、前端、游戏、办公、科研…… 以负责任的方式构建，兼顾网络与生物安全。 快来试试，并告诉我们你的反馈！ 🔗：https://t.co/ZzL4DtgH3h https://t.co/xceRxN6ueT
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👋Hy4 is here, new with vision. Firmly among the leading open models. More productive everywhere: finance, frontend, game, officework, research… Built responsibly, with cyber/biosecurity in mind. Try it out and let us know! 🔗：https://t.co/ZzL4DtgH3h https://t.co/xceRxN6ueT
正文
Exciting news from Agent Arena: Hy4 by @TencentHunyuan just landed #14 overall. Currently proprietary, but once its weights are released it will tie with Kimi K3.1 Pro for #1 among open models!
Across +8.5K real-world, long-horizon agentic sessions from our global community of users, Hy4 delivers +4.7% net improvement and joins the Agent Arena Pareto frontier. At $0.55/task, Hy4 costs about 62% less than Kimi K3.1 Pro (Max) at $1.46/task, and the two models’ scores are within 1 percentage point.
This release is a +3.6 percentage pt improvement from Hy4 preview at #25 with +1.1%. In fact, Hy4 improved across all key signals: - Confirmed Success (explicit “yes, that worked” from users): #11 with +8.7% (up from #16 with +4.9%) - Praise vs Complaint (sentiment in user reactions): #18 with +3.8% (up from #24 with +1%) - Steerability (responding to user corrections): #14 with +5.7% (up from #27 with +0.21%) - Bash Reliability (successful shell commands): #20 with +6.2% (up from #41 with -3.1%)
Congrats to the @TencentHunyuan team on this release!