Tencent Hunyuan Hy3 Preview Released for Complex Agent Tasks

腾讯混元Hy3预览版发布，专注复杂智能体任务

Tencent Hunyuan opened early access to the Hy3 preview, which uses a 256K context window and a mixture-of-experts architecture with fast and slow thinking for complex agent tasks.

Why it matters: HKR-H/K/R all pass: Tencent Hunyuan Hy3 preview names 256K context and a fast/slow-thinking MoE for complex agents. Benchmarks, pricing, and access scope are not disclosed, keeping it in the 78–84 band.