# 今日开源（2026-4-23）：腾讯混元Hy3 preview发布，295B总参数21B激活MoE架构，256K上下文窗口同参数级领先

Canonical URL: https://www.traeai.com/articles/0afb28ad-8315-4021-a97e-d0dbccb62bdb
Original source: https://mp.weixin.qq.com/s?__biz=MzkyMzcwMDIyMQ==&mid=2247502120&idx=1&sn=7b0b7f12f0ccbc699df815991a0b226d
Source name: 机器之心SOTA模型
Content type: article
Language: 中文
Score: 5.0
Reading time: 1 分钟
Published: 2026-04-23T11:38:00+00:00
Tags: 未标注

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