GLM-class output, 40% less Cost.
Tencent new 770B Hy4 MoE model on 3D beats Gemini, claude opus, Full Three.js scene.
Hy4 preview is the first Tencent flagship that feels built for actual work, not just the leaderboard.
Another new open model from China today, There is no rest in AI.
Hy4 preview is Tencent’s new open flagship & Slightly outperformed GLM 5.3 and Kimi K3 on Tencent’s own engineering blind test.
- 770B total
- 49B active
- 1M context
Tencent built this for real work: long-horizon coding, messy docs to decks and sheets, game prototypes, multi-session research.