GLM-5.1: Towards Long-Horizon Tasks

📰 Simon Willison's Blog

GLM-5.1: Towards Long-Horizon Tasks Chinese AI lab Z.ai's latest model is a giant 754B parameter 1.51TB (on Hugging Face ) MIT-licensed monster - the same size as their previous GLM-5 release, and sharing the same paper . It's available via OpenRouter so I asked it to draw

Published 7 Apr 2026
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