In the realm of AI innovation, Chinese startup Z.ai has introduced two new open source LLMs – GLM-4.5 and GLM-4.5-Air, positioning them as cutting-edge solutions for AI reasoning, agentic behavior, and coding. These models have been shown to perform exceptionally well in comparison to other top proprietary LLMs in the U.S., showcasing their capabilities across various evaluations and competitive tests.
Both GLM-4.5 and GLM-4.5-Air offer dual operation modes, enabling complex reasoning and tool usage in thinking mode, as well as instant response scenarios in non-thinking mode. These models have the unique ability to automatically generate complete PowerPoint presentations from a single title or prompt, making them valuable for tasks like meeting preparation, education, and internal reporting. Additionally, they provide features for creative writing, emotionally aware copywriting, script generation, virtual character development, and turn-based dialogue systems, catering to a wide range of applications.
Moreover, Z.ai offers specialized models within the GLM-4.5 family on its API platform, including options for ultra-fast inference and optimized coding and reasoning tasks. These models are available for direct use on Z.ai’s platform and through their API for developers to integrate into third-party applications, providing flexibility and accessibility. With a focus on computational efficiency, the architecture and training of GLM-4.5 prioritize performance while running on minimal hardware, showcasing the company’s commitment to providing high-quality AI solutions.