Motif-3, GLM-5.3, Hy4-preview and open model licenses in latest roundup

Open model licenses are tightening at the Chinese frontier, with Zhipu's GLM-5.3 switching from MIT to a custom license requiring a security review for inference and fine-tuning providers with over $10 billion in annual revenue.

Motif-3 ships under an MIT license with strong scores for its size, while Tencent's Hy4-preview is a competent model that currently overthinks. Western makers Google and Meta have moved to Apache 2.0.