Z.ai
Z.ai (formerly Zhipu AI) is a Beijing-based AI company founded by Tsinghua University researchers that develops the GLM (General Language Model) family of open-weight models optimized for multimodal reasoning, coding, and agentic execution. The company has shifted from foundation model focus to building comprehensive application layers including ChatGLM (13M+ monthly users), Ying video generation, and AutoGLM autonomous agents for smart devices.
<cite index="19-14">In July 2025, Z.ai released GLM-4.5 and GLM-4.5 Air, their next generation language models, and the company rebranded itself as Z.ai internationally.</cite> <cite index="26-36">Z.ai (the Beijing-based startup) valued at over six billion dollars after its January Hong Kong IPO</cite>, now directly competing with Claude and GPT on open-source agentic models.
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