Tsinghua University's KEG Lab (THUDM) has officially launched its cutting-edge large language models (LLMs), GLM-4-32B and GLM-Z1-32B, on the OpenRouter platform, offering completely free access to global users. This milestone marks a significant step towards the popularization of high-performance AI models, providing developers, researchers, and AI enthusiasts with powerful tools to drive further innovation in AI applications.

Model Launch: Powerful Performance, Free Access

GLM-4-32B, a general-purpose LLM with 32 billion parameters, excels in complex reasoning, mathematical capabilities, and multilingual processing, making it a leader among current open-source LLMs. Meanwhile, GLM-Z1-32B, optimized from GLM-4-32B, is a specialized model that particularly shines in complex task solving and deep reasoning. The release of both models further solidifies THUDM's leading position in global AI research.

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The launch on the OpenRouter platform means users can easily access these models via API without needing to deploy them themselves. OpenRouter, an open-source platform, aims to provide developers with a unified interface to access various LLMs. Its free access policy significantly lowers the barrier to entry, allowing more people to experience the potential of top-tier AI models.

Technical Highlights: Breakthrough from General to Specialized

GLM-4-32B is designed as a high-performance general-purpose model suitable for a wide range of natural language processing tasks, such as text generation, question answering, and code completion. Reports indicate that the model demonstrates performance comparable to top models like GPT-4o and DeepSeek-V3 in various benchmark tests, particularly excelling in mathematical reasoning and complex problem-solving.

GLM-Z1-32B introduces an innovative "rumination" mechanism, supporting longer periods of reflective reasoning. This is particularly suitable for handling open-ended complex queries, such as AI-driven urban planning analysis or multi-objective retrieval tasks. This feature, combined with advanced search tools and multi-objective reinforcement learning techniques, gives it a significant advantage in research-intensive tasks.

Furthermore, THUDM has also launched GLM-Z1-9B-0414, a lightweight 9-billion parameter model that balances computational efficiency and reasoning capabilities, offering a flexible choice for resource-constrained scenarios.

OpenRouter Empowerment: Seamless Access, Global Collaboration

The OpenRouter platform provides crucial support for the promotion of GLM-4-32B and GLM-Z1-32B. Through its unified API interface, users can quickly integrate these models into their applications without complex local configuration. This collaboration not only improves model accessibility but also injects new vitality into collaborative innovation within the global AI community.

It's worth noting that OpenRouter currently offers free access to these two models, but users should be aware that there may be rate limits or model adjustments during the testing phase. Developers are advised to closely monitor platform announcements for critical applications.

Since the launch announcement, the global AI community has shown immense enthusiasm. Developers have expressed that the free launch of GLM-4-32B and GLM-Z1-32B will greatly promote the development of the open-source AI ecosystem, especially in education, research, and small and medium-sized enterprises. Some technical experts point out that the powerful performance of these two models, combined with the free strategy, may reshape the competitive landscape of the current LLM market.

Usage: https://openrouter.ai/models