kapynAI / Models

GLM-5.2 is probably the most powerful text-only open weights LLM

GLM-5.2 is a new, powerful open-weights LLM released by Z.ai, topping independent benchmarks for text-only performance. This 753B parameter model, utilizing a Mixture of Experts architecture with 40 active parameters, offers a massive 1 million token context window and has achieved top rankings on key AI intelligence and coding leaderboards.

Simon Willison·Jun 17, 2026

Opening Kapyn…