GLM 5.3 OUT , QWEN Open-Weights, Claude Watermark

BONUS: Zhipu claims 50 percent better coding from post-training alone. Alibaba shipped weights, but not the ones people wanted. And every Claude output now carries an invisible mark.

[Source: World of AI](https://intheworldofai.com/p/glm-5-3-out-qwen-open-weights-claude-watermark)