Third-party cyber evaluations involving OpenAI models
openai.com·13h ago
Data Science
Simon Willison's Blog·Jun 17·5 min read
GLM-5.2 is probably the most powerful text-only open weights LLM
TL;DR
Text-only language models have limitations in performance and context handling. GLM-5.2, a 753 billion parameter model, was developed to address these issues with a 1 million token context window.
✦ Why It Matters
Engineers can leverage GLM-5.2's capabilities for improved performance in text-based tasks and coding workflows.
Key Takeaways
- Explore GLM-5.2 for advanced text generation tasks.
- Be mindful of its high token consumption per task.
- Utilize its capabilities for front-end web development.
- Compare outputs with previous models for creative tasks.
Full Summary
GLM-5.2, released by Z.ai, is a text-only language model featuring 753 billion parameters and a 1 million token context window, significantly larger than its predecessor, GLM-5.1, which had a 200,000 token limit. It has quickly become the top-ranked open weights model on the Artificial Analysis Intelligence Index, outperforming competitors like MiniMax-M3 and DeepSeek V4 Pro.
However, it is noted for being token-hungry, requiring 43,000 output tokens per task, which is higher than previous models. Despite its limitations, GLM-5.2 ranks second on the Code Arena WebDev leaderboard, showcasing its capabilities in front-end web development tasks.
Users have reported mixed results in creative tasks, with some outputs being impressive while others fell short compared to earlier versions. Overall, GLM-5.2 represents a significant advancement in open weights language models.