#Kimi K3

GLM-5.3 Claims to Be the Strongest Open-Source Coding Model — Its Own Benchmarks Say Otherwise

Z.ai has launched GLM-5.3, a 743B-parameter model, but its official blog's own benchmark scores show it losing to Claude Fable 5 — and even falling behind Chinese rival Kimi K3 on some tests. The so-called "open-weights" aren't even downloadable yet.