腾讯混元的Hy3，295B参数但只激活21B，vLLM第一天就支持，能跑工具和长推理，Apache 2.0随便使，值得一试！
腾讯混元发布Hy3模型，作为Hy3 Preview的完整版，总参数295B，活跃参数仅21B，采用192专家MoE架构与top-8路由。该模型在vLLM从第一天起即原生支持，包含工具调用、推理解析器和MTP推测解码功能。上下文窗口达256K，配备3.8B MTP推测解码层，提供BF16和FP8权重。模型采用Apache 2.0许可证，已在NVIDIA和AMD硬件上验证。
🎉 @TencentHunyuan's Hy3, the full release followin…
🎉 @TencentHunyuan's Hy3, the full release following the Hy3 Preview, runs natively in vLLM from day 0, with tool-call and reasoning parsers and MTP speculative decoding, verified on @NVIDIA and @AMD hardware.
Hy3 is a Mixture-of-Experts model built for agentic workflows, coding, and long-horizon reasoning, and it's Apache 2.0. 295B total parameters with just 21B active, 192 experts with top-8 routing, GQA attention, a 256K context window, and a 3.8B MTP layer for speculative decoding. Ships in BF16 and FP8.
Full recipe (exact flags, FP8, MTP, hardware): https://t.co/N4yn1LlgjZ