Hy3 Preview: First Post‑Rebuild Model with Dramatically Boosted Agent Capabilities
Tencent releases and open‑sources Hy3 preview, a 295‑billion‑parameter mixed‑expert LLM supporting 256K context, built on rebuilt pre‑training and RL infrastructure and guided by three principles—systematic capability, authentic evaluation, and cost efficiency—delivering strong gains in complex reasoning, context learning, code and agent tasks, and is already deployed across multiple Tencent products.
