腾讯 Hy4 preview 已发布：770B 总参数、49B 激活参数、1M 上下文，开源且价格稳定。官方称 Hy4 在推理研究中自行发现性能瓶颈，并通过算子融合与通信优化将端到端吞吐量提升 31.8%，在不同上下文长度和并发下表现稳定。
One more thing about Hy4 preview that is particularly interesting. In AI research. Hy4 preview found inference bottlenecks on its own and lifted e2e throughput 31.8% via operator fusion and comms opts — stable across context lengths and concurrency. MORE ON: https://t.co/MXVjtIFxeh
🚀 Hy4 preview is here. 770B, 49B active, 1M context. Built for productivity. Open source frontier. Consistent affordable price. Use it. Tell us what breaks. More on Hy blog：https://t.co/rbl1IWRk3C HuggingFace：https://t.co/mE9wevH5XR Github：https://t.co/pyl9zckpoL https://t.co/4iW6gSuZKr
